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Icom IC-718 Service Manual Addendum - Board Layouts
January 2013
14
BOARD LAYOUTS
• MAIN UNIT
(TOP VIEW)
SQLS
SEND
MOD
13.8V
8V
GND
BDT
AFO
FSKK
KEY
BAND
ALC
2
12
7
3
4
11
1
10
6
5
13
8
1
2
4
3
5
6
7
9
11
10
8
12
13
9
1
1
10
2
J201
WS1
WS3
J4001
J1
J701
to FILTER unit J1
from PLL unit
J4
GND
1LO
1LO
1LOE
1LOE
P1
P2
W6
to PA unit J6
W7
P5
P6
W10
to FILTER unit J3
W11
L3
L5
L2
L6
10
9
1
2
GND
T13V
L3
REF
L5
FOR
L2
L4
L6
L1
T13V
REF
FOR
L4
L1
2nd LO
J401
J3601
1
2
from PLL unit
J1
2LO
2LOE
2LO
2LOE
GND
DO
TK
D
ASK
VO
X
L
A
VXL
SML
ALML
REFL
FORL
PAT
L
BEEP
DNB
RXS
TXS
SBSY
KDS
DSPS
DSST
SSTB
DINT
DRES
ASTB
MSTB
FSTB
BSTB
MCK
MD
A
T
PO
WS
GND
GND
to LOGIC unit J6
STR
T
5V
SNDS
8V
8V
HV
14V
14V
FSKK
MICE
MIC
SEND
SQLS
SEND
SEND
SEND
SPS
PHOE
PHOE
PHO
PHO
GND
GND
GND
GND
CIVE
CIV
ALMS
NC
KEY
J4201
1
2
30
29
to LOGIC unit J7
J4401
1
2
30
29
GND
GND
14V
14V
14V
PAT8
HV
KEY
GND
PWS
14V
14V
ICL
ICH
STRT
TEMP
J4101
1
2
15
16
GND
GND
14V
14V
14V
PAT8
HV
KEY
GND
PWS
14V
14V
ICL
ICH
STRT
TEMP
16
15
2
1
J4502
CIV
CIVE
SP1
SPE
SPE
ESPO
SPO
SPO
SPO
SPE
1
2
3
1
BLACK
CHASSIS
FAN MOTOR MF1
RED
3
FA
N
–
FA
N
+
to PA unit J3
SPEAKER
1
2
1
2
3
4
5
6
7
8
9
10
11
12
13
EXT SP
ALC
ACC
J4651
SEND
REMOTE
ELEC-KEY
1
2
J2001
from PLL unit J2
BFO
BFOE
BFO
SPE
SPO
1st LO
CHASSIS
CHASSIS
C1
C2
C3
C4
C5
C100
C101
C102
C103
C104
C105 C106
C107
C108
C109
C110
C111
C112
C113
C151
C152
C153
C154
C155
C156
C157
C158
C201
C202
C203
C204
C205
C206
C301
C302
C303
C304
C305
C306
C307
C401
C501
C502
C503
C504
C505
C506
C507
C508
C509
C510
C511
C601
C602
C603
C611
C612
C621
C622
C631
C632
C633
C701
C702
C703
C704
C801
C802
C803
C811
C812
C813
C814
C815
C816
C817
C821
C822
C823
C824
C831
C832
C833
C834
C837
C838
C839
C840
C841
C842
C843
C844
C845
C846
C851
C852
C853
C854
C855
C856
C857
C858
C861
C862
C863
C864
C865
C866
C867
C868
C871
C872
C873
C874
C875
C876
C877
C878
C881
C882
C883
C884
C885 C886
C887
C888
C891
C892
C893
C894
C895
C896
C897
C898
C899
C901
C902
C904
C905
C906
C907
C1001
C1101
C1102
C1103
C1104
C1106
C1108
C1201
C1202
C1203
C1204
C1205
C1206
C1207
C1208
C1209
C1301
C1302
C1304
C1305
C1306
C1307
C1308
C1309
C1310
4
0
4
1
C
2
0
4
1
C
1
0
4
1
C
C1405
C1501
C1502
C1503
C1504
C1505
C1506
C1507
C1508
C1509
C1510
C1511
C1512
C1513
C1514
C1515
C1516
C1601
C1602
C1611
C1613
C1615
C1616
C1621
C1622
C1623
C1624
C1625
C1626
C1631
C1632
C1701
C1702
C1704
C1706
C1707
C1708
C1751
C1752
C1801
C1802
C1803
C1804
C1805
C1812
C1813
C1814
C1815
C1901
C1902
C1903
C1904
C1905
C2001
C2002
C2003
C2004
C2005
C2006
C2007
C2008
C2009
C2010
C2101
C2102
C2103
C2104
C2105
C2107
C2201
C2202
C2203
C2204
C2205
C2206
C2207
C2208
C2209
C2210
C2211
C2212
C2213
C2214
C2215
C2216
C2217
C2219
C2301
C2303
C2304
C2305
C2306
C2309
C2310
C2312
C2313
C2314
C2315
C2352
C2353
C2354
C2380
C2381
C2382
C2383
C2384
C2401
C2402
C2403
C2405
C2501
C2502
C2601
C2602
C2701
C2702
C2703
C2704
C2705
C2706
C2708
C2709
C2710
C2720
C2721
C2722
C2723
C2801
C2901
C2902
C2903
C2904
C2905
C2906
C2907
C3001
C3002
C3003
C3004
C3005
C3006
C3007
C3101
C3301
C3302
C3401
C3402
C3403
C3404
C3501
C3502
C3503
C3504
C3505
C3506
C3507
C3508
C3509
C3510
C3511
C3512
C3513
C3601
C3602
C3702
C3801
C4003
C4005
C4006
C4007
C4008
C4009
C4101
C4102
C4103
C4104
C4105
C4106
C4107
C4200
C4201
C4202
C4203
C4204
C4205
C4206
C4207
C4208
C4209
C4210
C4211
C4212
C4213
C4214
C4215
C4216
C4217
C4218
C4219
C4220
C4221
C4222
C4223
C4224
C4225
C4226
C4227
C4401
C4402
C4403
C4404
C4405
C4407
C4408
C4409
C4410
C4411
C4412
C4413
C4414
C4415
C4416
C4417
C4501
C4502
C4648
C4651
C4653
C4654
C4655
C4656
C4659
C4660
C4661
C4662
C4801
C4802
C4803
C5001
C5101
C5102
D201
D202
D301
D302
D303
D304
D305
D306
D401
D501
D502
D503
D601
D602
D603
D604
D605
D606
D607
D608
D701
D702
D801
D802
D803
D804
D805
D806
D807
D808
D809
D810
D811
D812
D813
D814
D815
D816
D821
D822
D901
D902
D903
D904
D1301
D1302
D1501
D1503
D1510
D1631
D1632
D1701
D1702
D1703
D1704
D1705
D1706
D1707
D1801
D1802
D1803
D1901
D2101
D2201
D2202
D2301
D2381
D2701
D3001
D3002
D3502
D3503
D3701
D4220
D4801
EP2701
EP4801
FI611
FI1301
FI301A
FI301B
IC1
IC1701
IC1751
IC2001
IC2101
IC2102
IC2201
IC2301
IC2351
IC2701
IC2702
IC2801
IC2901
IC3001
IC3002
IC3003
IC3004
IC3005
IC3006
IC3301
IC3401
IC3501
J1
J201
J401
J701
J2001
J2501
J2601
J2602
J2603
J3601
J4001
J4101
J4201
J4401
J4501
J4502
J4651
J4801
J5001
J5101
L1
L2
L100
L101
L102
L103
L104
L105
L106
L151
L152
L153
L201
L202
L301
L302
L303
L401
L402
L501
L701
L702
L703
L801
L802
L811
L812
L813
L814
L821
L822
L831
L832
L833
L835
L836
L841
L842
L843
L851
L852
L853
L854
L855
L861
L862
L863
L864
L865
L871
L872
L873
L874
L875
L881
L882
L883
L884
L885
L891
L892
L893
L894
L895
L901
L902
L903
L904
L1101
L1102
L1103
L1104
L1106
L1201 L1202
L1301
L1302
L1303
L1304
L1401
L1402
L1501
L1502
L1503
L1601
L1611
L1621
L2001
L2301
L2901
L3501
L3502
L4501
L4651
L4652
L4653
L4654
L4656
L4657
L4658
L4659
L4660
L4661
L4801
L4802
L5101
L5102
MP1
MP25
Q101
Q102
Q151
Q201
Q501
Q502
Q503
Q511
Q701
Q1001
Q1002
Q1101
Q1102
Q1103
Q1104
Q1201
Q1301
Q1401
Q1402
Q1501
Q1502
Q1503
Q1504
Q1505
Q1506
Q1507
Q1508
Q1509
Q1601
Q1602
Q1603
Q1611
Q1703
Q1705
Q1706
Q1801
Q1802
Q1803
Q1805
Q2302
Q2381
Q2383
Q2384
Q3101
Q3601
Q3701
Q3702
Q3801
Q3802
Q4601
Q4801
R1
R2
R3
R4
R5
R6
R7
R101
R102
R103
R104
R105
R106
R107
R108
R151
R152
R153
R154
R155
R156
R201
R202
R203
R204
R205
R206
R301
R302
4
0
3
R
3
0
3
R
R401
R402
R403
R501
R502
R503
R504
R505
R506
R507
R508
R509
R510
R511
R512
R513
R514
R601
R602
R603
R604
R605
R606
R611
R612
R613
R614
R621
R622
R623
R624
R631
R632
R633
R634
R635
R701
R703
R704
R705
R801
R802
R821
R822
R823
R824
R831
R832
R833
R841
R842
R851
R852
R861
R862
R871
R872
R881
R882
R891
R892
R901
R902
R903
R904
R1001
R1002
R1101
R1102
R1103
R1105
R1107
R1108
R1201
R1202
R1204
R1205
R1206
R1207
R1208
R1209
R1300
R1301
R1302
R1304
R1305
R1306
R1307
R1308
R1310
R1311
R1401
R1402
R1403
R1404
R1501
R1502
R1503
R1504
R1505
7
0
5
1
R
6
0
5
1
R
R1508
R1509
R1510
R1511
R1513
R1514
R1515
R1516
R1517
R1518
R1519
R1520
R1521
R1522
R1523
R1601
R1602
R1603
R1604
R1610
R1611
R1612
R1614
R1615
R1616
R1617
R1621
R1622
R1623
R1624
R1625
R1626
R1627
R1631
R1632
R1633
R1703
R1706
R1707
R1708
R1709
R1710
R1711
R1712
R1713
R1714
R1715
R1716
R1717
R1718
R1719
R1720
R1721
R1722
R1723
R1724
R1725
R1729
R1730
R1751
R1752
R1754
R1755
R1801
R1802
R1803
R1804
R1805
R1806
R1807
R1808
R1809
R1810
R1812
R1813
R1814
R1815
R1901
R1902
R1903
R1904
R1905
R1906
R1907
R2001
R2002
R2003
R2004
R2005 R2006
R2007
R2008
R2101
R2102
R2103
R2104
R2105
R2106
R2107
R2108
R2201
R2202
R2203
R2204
R2206
R2208
R2209
R2210
R2211
R2212
R2213
R2214
R2215
R2216
R2217
R2218
R2219
R2220
R2221
R2222
R2223
R2224
R2225
R2300
R2301
R2302
R2303
R2304
R2305
R2306
R2307
R2308
R2310
R2312
R2313
R2317
R2318
R2319
R2320
R2321
R2352
R2353
R2381
R2382
R2383
R2384
R2385
R2386
R2387
R2401 R2402
R2403
R2406
R2407
R2501
R2601
R2602
R2603
R2604
R2605
R2606
R2607
R2701
R2702
R2703
R2704
R2705
R2706
R2707
R2708
R2709
R2710
R2720
R2721
R2722
R2803
R2804
R2805
R2901
R2902
R2903
R3001
R3002
R3003
R3004
R3005
R3006
R3007
R3008
R3009
R3010
R3011
R3012
R3013
R3101
R3102
R3201
R3202
R3203
R3302
R3303
R3501
R3502
R3503
R3504
R3505
R3506
R3601
R3602
R3603
R3701
R3702
R3703
R3704
R4001
R4002
R4003
R4004
R4005
R4006
R4007
R4101
R4102
R4201
R4202
R4203
R4204
R4205
R4206
R4207
R4208
R4209
R4210
R4211
R4213
R4214
R4215
R4217
R4218
R4219
R4220
R4221
R4222
R4223
R4224
R4225
R4226
R4227
RL4801
W801
W1202
W1311
W1726
W2101
W2201
W2351
W3601
W4216
W4401
W4801
W4802
W4803
W5001
W5002
W5003
W5004 W5005
J2001
J2603
J4502
R2385
R2321
J4101
J401
J201
J4001
J2602
R2701
R1707
R1720
BK
R3703
R503
R2303
R1614
R1730
OPTION FILTER
J4401
J4201
L151
B7725A
UT-102
CP4001
CP4002
2
2
6
1
P
C
1
2
6
1
P
C
L1103
CP1501
CP3701
H0
H5
H10
H15
H20
H25
H30
H35
H40
H45
H50
H55
H60
H65
H70
H75
H80
H85
H90
H95
H100
H105
H110
H115
H120
H125
H130
H135
H140
H145
H150
H155
H160
H165
H170
H175
H180
H185
H190
H195
H200
H205
H210
H215
H220
V0
V5
V10
V15
V20
V25
V30
V35
V40
V45
V50
V55
V60
V65
V70
V75
V80
V85
V90
V95
V100
The combination of top side and bottom side of this
Summary of IC-718
Page 1
Service manual addendum contents replacement pages . . . . . . . . . . . . . . . . . . . . . . 7-1 to 7-3 parts list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 board layouts . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 voltage diagram . . . . . . . . . . . . . . . ...
Page 2: Section 7. Mechanical
(replacement page) 7 - 1 [chassis parts] ref order description qty. No. No. Ws1 8970023671 sx2241 1.5dcoaxiala-1 (1)/ch 1 ws2 8970023681 sx2241 1.5dcoaxialb-1 (1)/ch 1 ws3 8970023691 sx2241 1.5dcoaxialc-1 (1)/ch 1 j1 6510028410 mr-ds-01-1 1 mf1 2710000520 sb0812h-icom-00 1 w1 8900015010 opc-939b (p1...
Page 3
(replacement page) january 2013 7 - 2 [pll unit] ref order description qty. No. No. Ws1 8970023890 sx2241 0.8d coaxiala (1)/pl 1 ws2 8970023630 sx2242 icom sield (1)/pl 1 ws3 8970025370 sx2242 0.8d coaxialb (1)/pl [usa-02] 1 8970023900 sx2241 0.8d coaxialb (1)/pl [eur-01] 1 8970023900 sx2241 0.8d co...
Page 4
(replacement page) january 2013 7 - 3 *: refer to “ board layouts ” for the location. **: refer to “ general wiring ” for the connection screw abbreviations a, b0, bt: self-tapping ph: pan head zk: black ni-zu: nickel-zinc sus: stainless [accessories] ref order description qty. No. No. F1 5210000080...
Page 5: Section 5.
January 2013 eqv.= this component is equivalent to the ref no. Component listed above, and may be substituted on parts orders and repairs. 1 section 5. Parts list [main unit] ref order description no. No. Ic1 1110004080 s.Ic upc2709t-e3 ic1701 1110003870 s.Ic njm2058m-te1-#zzzb ic1751 1110002700 s.I...
Page 6
January 2013 eqv.= this component is equivalent to the ref no. Component listed above, and may be substituted on parts orders and repairs. 2 [main unit] ref order description no. No. L842 6200002991 s.Coi nlv32t-2r2j l843 6200002991 s.Coi nlv32t-2r2j l851 6200003261 s.Coi nlv32t-101j l852 6200003051...
Page 7
January 2013 eqv.= this component is equivalent to the ref no. Component listed above, and may be substituted on parts orders and repairs. 3 [main unit] ref order description no. No. R1511 7030003680 s.Res erj3geyj 104 v (100k) r1513 7030003640 s.Res erj3geyj 473 v (47k) r1514 7030003640 s.Res erj3g...
Page 8
January 2013 eqv.= this component is equivalent to the ref no. Component listed above, and may be substituted on parts orders and repairs. 4 [main unit] ref order description no. No. R2603 7030003440 s.Res erj3geyj 102 v (1k) r2604 7030003440 s.Res erj3geyj 102 v (1k) r2605 7030003440 s.Res erj3geyj...
Page 9
January 2013 eqv.= this component is equivalent to the ref no. Component listed above, and may be substituted on parts orders and repairs. 5 [main unit] ref order description no. No. C704 4030011600 s.Cer c1608 jb 1e 104k-t c801 4030011600 s.Cer c1608 jb 1e 104k-t c802 4030011600 s.Cer c1608 jb 1e 1...
Page 10
January 2013 eqv.= this component is equivalent to the ref no. Component listed above, and may be substituted on parts orders and repairs. 6 [main unit] ref order description no. No. C2383 4510008540 s.Ele eee1ca100sr c2384 4510008550 s.Ele eee1ha010sr c2401 4030006880 s.Cer c1608 jb 1h 472k-t c2402...
Page 11
January 2013 eqv.= this component is equivalent to the ref no. Component listed above, and may be substituted on parts orders and repairs. 7 [pll unit] ref order description no. No. Ic1 1180001072 s.Ic ta7805f(te16l1,nq) ic2 1140014960 s.Ic tc190g02efg-0058/sc1287a ic6 1140007881 s.Ic tc190g08efg004...
Page 12
January 2013 eqv.= this component is equivalent to the ref no. Component listed above, and may be substituted on parts orders and repairs. 8 [pll unit] ref order description no. No. C14 4030007150 s.Cer c1608 ch 1h 151j-t c15 4030008330 s.Cer c1608 uj 1h 560j-t c16 4610002200 s.Tri tzb4r200eb10r00(t...
Page 13
January 2013 eqv.= this component is equivalent to the ref no. Component listed above, and may be substituted on parts orders and repairs. 9 [pa unit] ref order description no. No. C28 4030006880 s.Cer c1608 jb 1h 472k-t c29 4030011600 s.Cer c1608 jb 1e 104k-t c30 4030007170 s.Cer c1608 ch 1h 221j-t...
Page 14
January 2013 eqv.= this component is equivalent to the ref no. Component listed above, and may be substituted on parts orders and repairs. 10 [filter unit] ref order description no. No. C51 4030014460 s.Cer grm31m2c2h820jv01l(grm42-6 ch) c52 4030011550 s.Cer grm31m2c2h680jv01l(grm42-6 ch) c53 401000...
Page 15
January 2013 eqv.= this component is equivalent to the ref no. Component listed above, and may be substituted on parts orders and repairs. 11 [mic unit] ref order description no. No. J1 6510000191 con fm214-8ss(p)-1 j2 6510022621 s.Con 10fmn-bmttr-a-tbt(lf)(sn) s.=surface mount [phone unit] ref orde...
Page 16
January 2013 eqv.= this component is equivalent to the ref no. Component listed above, and may be substituted on parts orders and repairs. 12 [logic-a unit] ref order description no. No. Ic1 1140009161 s.Ic hd6433837sd17hv ic2 1130011333 s.Ic cat25320vi-gt3c ic3 1110005771 s.Ic s-80942cnmc-g9ct2g ic...
Page 17
January 2013 eqv.= this component is equivalent to the ref no. Component listed above, and may be substituted on parts orders and repairs. 13 [logic-a unit] ref order description no. No. R173 7030003360 s.Res erj3geyj 221 v (220) r174 7030003360 s.Res erj3geyj 221 v (220) r175 7030003360 s.Res erj3g...
Page 18: Board Layouts
January 2013 14 board layouts • main unit (top view) sqls send mod 13.8v 8v gnd bdt afo fskk key band alc 2 12 7 3 4 11 1 10 6 5 13 8 1 2 4 3 5 6 7 9 11 10 8 12 13 9 1 1 10 2 j201 ws1 ws3 j4001 j1 j701 to filter unit j1 from pll unit j4 gnd 1lo 1lo 1loe 1loe p1 p2 w6 to pa unit j6 w7 p5 p6 w10 to fi...
Page 19: • Main Unit
January 2013 15 mp4801 h0 h5 h10 h15 h20 h25 h30 h35 h40 h45 h50 h55 h60 h65 h70 h75 h80 h85 h90 h95 h100 h105 h110 h115 h120 h125 h130 h135 h140 h145 h150 h155 h160 h165 h170 h175 h180 h185 h190 h195 h200 h205 h210 h215 h220 v0 v5 v10 v15 v20 v25 v30 v35 v40 v45 v50 v55 v60 v65 v70 v75 v80 v85 v90 ...
Page 20: • Pll Unit
January 2013 16 the combination of top side and bottom side of this antenna j14 1 3 5 7 9 2 4 6 8 10 to main unit j4001 10 9 1 2 l1 l6 l4 l2 for l5 ref l3 t13v gnd j1 c1 c2 c3 c4 c5 c6 c15 c17 c19 c21 c22 c27 c28 c29 c30 c31 c32 c33 c34 c35 c42 c45 c46 c47 c52 c53 c54 c55 c56 c57 c59 1 6 c 0 6 c c62...
Page 21: • Filter Unit
January 2013 17 the combination of top side and bottom side of this c1 6 cp1 h0 h5 h10 h15 h20 h25 h30 h35 h40 h45 h50 h55 h60 h65 h70 h75 h80 h85 h90 h95 h100 h105 h110 h115 h120 v0 v5 v10 v15 v20 v25 v30 v35 v40 v45 v50 v55 v60 v65 v70 h0 h5 h10 h15 h20 h25 h30 h35 h40 h45 h50 h55 h60 h65 h70 h75 ...
Page 22: • Logic-A Unit
January 2013 18 the combination of top side and bottom side of this j1 r1 r2 r4 clic clic non- b7564a j1 h0 h5 h10 h15 h20 h25 h30 h35 h40 v0 v5 v10 j2 j2 h0 h5 h10 h15 h20 v0 v5 v10 v15 v20 j1 j2 b7563 h0 h5 h10 h15 h20 v0 v5 v10 v15 v20 v25 v30 c4 c5 c6 c7 c8 c9 c21 c22 c40 c41 c42 c101 c102 c103 ...
Page 23: • Vr Unit
January 2013 19 the combination of top side and bottom side of this clic non- clic h0 h5 h10 h15 h20 h25 h30 h35 h40 v0 v5 v10 j1 b7562 h0 h5 h10 h15 h20 v0 v5 v10 v15 v20 c1 c2 1l 3c r1 r2 r3 h0 h5 h10 h15 h20 v0 v5 v10 v15 v20 v25 v30 • vr unit (bottom view) • mic unit (bottom view) • phone unit (...
Page 24: Voltage Diagram
January 2013 *; refer to “parts list.” 20 voltage diagram 1st lo main unit j201 1 2 p4 1 2 p3 cp316 cp315 cp314 cp313 cp312 cp311 cp310 cp309 cp308 cp307 srst fskk con0 con1 con2 pdat pck dstb pstb dnb 13v 13v 10 11 12 13 14 15 16 3 4 1 2 5 6 7 8 9 j3 13v gnd 8v nc cp305 cp306 cp304 cp303 2nd lo 1lo...
Page 25
January 2013 21 *; refer to “parts list.” vr board rit shift r1 10k-b sql/rf af r2 10k-b r4 6.8k gnd gnd gnd gnd gnd sftl 5vl ritl rfgl afgl j1 ud 8v mic mice gnd send afo sqls gnd gnd 10 9 8 7 6 5 4 3 2 1 j2 1 8 7 6 4 3 2 5 mic board phone board j2 gnd afe afe afe espo espo espo afo afo afo l1 hf50...
Page 26: Filter Unit
January 2013 22 *; refer to “parts list.” p6 w10 chassis ws3 w11 p4 p3 w8 w9 p2 chassis ws2 chassis ws2 usa, usa-1 kor, oth w19a, w20a w21a, w22a eur, ita, fra, esp, den w19, w20 w21, w22 j1 : llr-06 filter unit pa unit rl7 ajs1311 l24 lr-217 l7 lr-537 l8 lr-537 rl8 ajs1311 l16 33uh rl13 ag201344 l1...
Page 27: Main Unit
January 2013 23 *; refer to “parts list.” main unit p5 chassis ws3 p1 w6 w7 c306 0.0047 r303 1k c158 0.0047 l153 4.7h c204 0.0047 c154 0.0047 r152 150 l152 100uh c202 0.0047 c203 0.1 l201 10uh t8 r202 15 8v r104 22k r105 1k l104 100uh c108 0.1 r102 100k c109 0.1 c110 0.1 c151 0.0047 r151 100 t8 l105...
Page 28
January 2013 24 *; refer to “parts list.” pll unit ws2 r604 4.7k r605 4.7k r614 10k d601 l1ss181l r611 10k d605 l1ss181l fi611 fl-65 wcnt 2nd lo c502 0.0047 q501 ldtc114ee d502 da2s10100l r602 33k 1 2 j401 q503 ls-554 q511 ldtc114ee r511 2.2k c503 0.47 c511 100 8v 5v t8v wcnt alc r512 4.7k r513 33k ...
Page 29: Service Manual
Service manual addendum contents parts list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 board layouts . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 voltage diagram . . . . . . . . . . . . . . . . . . . . . . . . . 25 jun. 2011.
Page 30: Section 5.
Jun. 2011 1 section 5. Parts list [main unit] ref order description no. No. Ic1 1110004080 s.Ic upc2709t-e3 ic1701 1110003870 s.Ic njm2058m-te1-#zzzb ic1751 1110002700 s.Ic njm2904m-te1-#fmzb ic2001 1110004870 s.Ic ta4101f (te12l.F) ic2101 1110003870 s.Ic njm2058m-te1-#zzzb ic2102 1130005641 s.Ic tc...
Page 31
Jun. 2011 2 [main unit] ref order description no. No. D1702 1790000951 s.Zen maz8056gml [usa] 1790000951 s.Zen maz8056gml [eur] 1790000951 s.Zen maz8056gml [ita] 1790000951 s.Zen maz8056gml [fra] 1790000951 s.Zen maz8056gml [esp] 1790000951 s.Zen maz8056gml [den] 1790000951 s.Zen maz8056gml [oth] 17...
Page 32
Jun. 2011 3 [main unit] ref order description no. No. L105 6140003210 s.Coi lr-358 l106 6150004270 coi ls-483a (c-14924) l151 6150004280 coi ls-484b (c-14927) l152 6200003261 s.Coi nlv32t-101j l153 6200003550 s.Coi mlf1608a 4r7k-t l201 6200001831 s.Coi nlv32t-100j l202 6200003001 s.Coi nlv32t-r22j l...
Page 33
Jun. 2011 4 [main unit] ref order description no. No. R705 7030006260 s.Res erj12yj471u (470) r801 7030003400 s.Res erj3geyj 471 v (470) r802 7030003400 s.Res erj3geyj 471 v (470) r821 7030003240 s.Res erj3geyj 220 v (22) r822 7030003280 s.Res erj3geyj 470 v (47) r823 7030003240 s.Res erj3geyj 220 v...
Page 34
Jun. 2011 5 [main unit] ref order description no. No. R2384 7030003440 s.Res erj3geyj 102 v (1k) r2385 7310005540 s.Tri tmc3adc14x (10k) r2386 7030003560 s.Res erj3geyj 103 v (10k) r2387 7030003560 s.Res erj3geyj 103 v (10k) r2401 7030003680 s.Res erj3geyj 104 v (100k) r2402 7030003680 s.Res erj3gey...
Page 35
Jun. 2011 6 [main unit] ref order description no. No. C155 4030006880 s.Cer c1608 jb 1h 472k-t [usa] 4030006880 s.Cer c1608 jb 1h 472k-t [eur] 4030006880 s.Cer c1608 jb 1h 472k-t [ita] 4030006880 s.Cer c1608 jb 1h 472k-t [fra] 4030006880 s.Cer c1608 jb 1h 472k-t [esp] 4030006880 s.Cer c1608 jb 1h 47...
Page 36
Jun. 2011 7 [main unit] ref order description no. No. C2001 4030011600 s.Cer c1608 jb 1e 104k-t c2002 4030007130 s.Cer c1608 ch 1h 101j-t c2003 4030011600 s.Cer c1608 jb 1e 104k-t c2004 4030011600 s.Cer c1608 jb 1e 104k-t c2005 4510008550 s.Ele eee1ha010sr c2006 4030006880 s.Cer c1608 jb 1h 472k-t c...
Page 37
Jun. 2011 8 [main unit] ref order description no. No. J4651 6510024661 con tcs5072-1041577 j4801 6450001130 con jpj2042-01-110 j5001 6450000140 con hsj0807-01-010 j5101 6510028070 con 01j0377-00 ep4801 6910012350 s.Bea mmz1608y 102bt s.=surface mount [pll unit] ref order description no. No. Ic1 1180...
Page 38
Jun. 2011 9 [pllunit] ref order description no. No. R22 7030003640 s.Res erj3geyj 473 v (47k) r23 7030003560 s.Res erj3geyj 103 v (10k) r24 7030007220 s.Res era3yed 202v (2k) r25 7030007220 s.Res era3yed 202v (2k) r26 7030007230 s.Res era3yed 102v (1k) r27 7030007220 s.Res era3yed 202v (2k) r28 7030...
Page 39
Jun. 2011 10 [pll unit] ref order description no. No. C174 4030008920 s.Cer c1608 jb 1h 473k-t c188 4030011600 s.Cer c1608 jb 1e 104k-t c191 4030006880 s.Cer c1608 jb 1h 472k-t c192 4030006880 s.Cer c1608 jb 1h 472k-t c194 4030011340 s.Cer c1608 ch 1h 471j-t c195 4030011340 s.Cer c1608 ch 1h 471j-t ...
Page 40
Jun. 2011 11 [pa unit] ref order description no. No. R49 7030007630 s.Res mcr100jzhj 0.68 (r68) r50 7510001360 s.The ntcg20 3sh 333jt r51 7310005240 tri vm5ck-pvb 5k r52 7030003860 s.Res erj3ge jpw v r53 7030003860 s.Res erj3ge jpw v r54 7030003860 s.Res erj3ge jpw v r55 7030003440 s.Res erj3geyj 10...
Page 41
Jun. 2011 12 [filter unit] ref order description no. No. D1 1160000070 s.Dio dan202k t146 d2 1790000981 s.Dio ma3j7420gl d3 1790000981 s.Dio ma3j7420gl l1 6140001990 coi lr-226 (t68-2) l2 6140002000 coi lr-227 (t68-2) l3 6140001780 coi lr-214 (t50-2) l4 6140001790 coi lr-215 (t50-2) l5 6140001800 co...
Page 42
Jun. 2011 13 [logic unit] ref order description no. No. Ic1 1140009161 s.Ic hd6433837sd17hv ic2 1130011333 s.Ic cat25320vi-gt3c ic3 1110005771 s.Ic s-80942cnmc-g9ct2g ic5 1180000421 s.Ic ta78l05f(te12r,f) ic6 1180001072 s.Ic ta7805f(te16l1,nq) ic7 1130013870 s.Ic nju6445fci-#zzzb ic11 1130008511 s.I...
Page 43
Jun. 2011 14 [logic unit] [logic unit] ref order description no. No. Ref order description no. No. R176 7030003360 s.Res erj3geyj 221 v (220) r177 7030003360 s.Res erj3geyj 221 v (220) r179 7030003640 s.Res erj3geyj 473 v (47k) r180 7030003640 s.Res erj3geyj 473 v (47k) r182 7030003640 s.Res erj3gey...
Page 44
15 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [vr unit] ref order description no. No. R1 7210003040 var tp96d26-22f-10kbx2-2240 r2 7210003030 var tp96d00-22f-10kbx2-2240 r4 7030003540 s.Res erj3geyj 682 v (6.8k) j1 6510022051 s.Con 10fm-1.0sp-1.9-tf(lf)(sn) [usa] 651...
Page 45
16 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [phone unit] ref order description no. No. L1 6200003950 s.Coi hf50acc 322513-t r1 7030006070 s.Res erj12yj101u (100) r2 7030006070 s.Res erj12yj101u (100) r3 7030003440 s.Res erj3geyj 102 v (1k) c1 4030006880 s.Cer c1608...
Page 46
17 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [logic-a unit] ref order description no. No. R18 7030006220 s.Res erj12yj470u (47) r19 7030007190 s.Res erj12yj220u (22) r20 7030003640 s.Res erj3geyj 473 v (47k) r21 7030003630 s.Res erj3geyj 393 v (39k) r22 7030003440 s...
Page 47
18 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [logic-a unit] ref order description no. No. Ep46 6910012350 s.Bea mmz1608y 102bt ep70 8930051450 lcd srcn-2241-sp-n-w (shj) ep152 6910012350 s.Bea mmz1608y 102bt ep155 6910012350 s.Bea mmz1608y 102bt ep157 6910012350 s.B...
Page 48: Board Layouts
Jun. 2011 19 c1 c2 c3 c4 c5 c6 c7 c8 c9 c10 c12 c13 c14 c15 c16 c17 c18 c19 c20 c21 c22 c23 c24 c25 c26 c27 c28 c29 c30 c31 c32 c33 c34 c50 c51 c52 c53 c54 c55 c62 c63 c64 c65 c66 c67 c68 c103 c104 c106 c108 c109 c111 c112 c114 c115 c116 c117 c118 c119 c120 c126 c127 c128 c129 c130 c132 c134 c135 c1...
Page 49
Jun. 2011 20 c16 cp1 • pll unit (bottom view) • filter unit (bottom view) • pa unit (bottom view).
Page 50
Jun. 2011 21 1 2 3 4 7 8 6 8 5 4 3 2 1 7 to logic unit j1 +5v sen1 sen2 sensor gnd p1 4 3 2 1 e dn up e c1 c2 1l 3c r1 r2 r3 h0 h5 h10 h15 h20 v0 v5 v10 v15 v20 v25 v30 j2 j2 h0 h5 h10 h15 h20 v0 v5 v10 v15 v20 • logic unit (top view) • mic board (top view) • sensor board • phone board pwr gnd 8v se...
Page 51
Jun. 2011 22 j1 r1 r2 r4 clic clic non- b7564 j1 h0 h5 h10 h15 h20 h25 h30 h35 h40 v0 v5 v10 • logic unit (bottom view) espo afo afo afe gnd espo espo afo afe afe to phone board j2 to vr board j1 j5 1 9 2 10 gnd gnd gnd gnd gnd afgl rfgl ritl sftl 5vl j3 1 2 10 9 to sensor board +5v sen1 sen2 gnd 1 ...
Page 52
23 jun. 2011 c1 c2 1l 3c r1 r2 r3 h0 h5 h10 h15 h20 v0 v5 v10 v15 v20 v25 v30 j2 j2 h0 h5 h10 h15 h20 v0 v5 v10 v15 v20 j1 r1 r2 r4 clic clic non- b7564 j1 h0 h5 h10 h15 h20 h25 h30 h35 h40 v0 v5 v10 • logic-a unit (top view) • for [usa-02], [usa-03], [eur-01], [ita-01], [fra-01], [esp-01], [den-01]...
Page 53
24 jun. 2011 • logic unit (bottom view) espo afo afo afe gnd espo espo afo afe afe to phone board j2 to vr board j1 j5 1 9 2 10 gnd gnd gnd gnd gnd afgl rfgl ritl sftl 5vl j3 1 2 10 9 to sensor board +5v sen1 sen2 gnd 1 4 mice afo sqls 8v gnd mic gnd send ud gnd to mic board j2 j4 1 9 2 10 gnd do tk...
Page 54: Voltage Diagram
Jun. 2011 *; refer to “parts list.” 25 voltage diagram 1st lo main unit j201 1 2 p4 1 2 p3 cp316 cp315 cp314 cp313 cp312 cp311 cp310 cp309 cp308 cp307 srst fskk con0 con1 con2 pdat pck dstb pstb dnb 13v 13v 10 11 12 13 14 15 16 3 4 1 2 5 6 7 8 9 j3 13v gnd 8v nc cp305 cp306 cp304 cp303 2nd lo 1lo 1l...
Page 55
Jun. 2011 26 vr board rit shift r1 10k-b sql/rf af r2 10k-b r4 6.8k gnd gnd gnd gnd gnd sftl 5vl ritl rfgl afgl j1 ud 8v mic mice gnd send afo sqls gnd gnd 10 9 8 7 6 5 4 3 2 1 j2 1 8 7 6 4 3 2 5 mic board phone board j2 gnd afe afe afe espo espo espo afo afo afo l1 hf50acc322513-b r1 100 r2 100 c3 ...
Page 56: Filter Unit
Jun. 2011 27 p6 w10 chassis ws3 w11 p4 p3 w8 w9 p2 chassis ws2 chassis ws2 usa, usa-1 kor, oth w19a, w20a w21a, w22a eur, ita, fra, esp, den w19, w20 w21, w22 j1 : llr-06 filter unit pa unit rl7 ajs1311 l24 lr-217 l7 lr-537 l8 lr-537 rl8 ajs1311 l16 33uh rl13 ag201344 l13 lr-391 c8 0.047 c2 0.047 c1...
Page 57: Main Unit
Jun. 2011 28 p5 chassis ws3 p1 w6 w7 c306 0.0047 r303 1k c158 0.0047 l153 4.7h c204 0.0047 c154 0.0047 r152 150 l152 100uh c202 0.0047 c203 0.1 l201 10uh t8 r202 15 8v r104 100k r105 1k l104 100uh c108 0.1 r102 100k c109 0.1 c110 0.1 c151 0.0047 r151 100 t8 l105 lr-358 r101 100 c2 0.1 r4 15 rx r6 18...
Page 58
Jun. 2011 29 pll unit ws2 r604 4.7k r605 4.7k r614 10k d601 dap202k r611 10k d605 dap202k fi611 fl-65 wcnt 2nd lo c502 0.0047 q501 dtc114ee d502 da2s10100l r602 33k 1 2 j401 q503 dtc114ee q511 dtc114ee r511 2.2k c503 0.47 c511 100 8v 5v t8v wcnt alc r512 4.7k r513 33k r514 33k r2312 4.7k r505 22k 2l...
Page 59: Service Manual
Service manual addendum contents replacement pages . . . . . . . . . . . . . . . . . . . . . . 5–4 and 5–5 parts list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 voltage diagram . . . . . . . . . . . . . . . . . . . . . . . . . 15 mar. 2010
Page 60
5 - 4 adjustment adjustment condition measurement value adjustment point unit location unit adjust idling current (for pre-driver) 1 • display frequency : 14.10000 mhz • mode : usb • rf power : minimum (l) • mic gain : minimum (0) • disconnect j3601 (main unit) and preset r51, r56, r58, r64 (pa unit...
Page 61
5 - 5 mar. 2010 (replacement page) cp4002 ic apc pre-setting j3601 idling current pre-setting r1707 output power adjustment l151 tx total gain adjustment l106 r503 l501 l303 l302 l301 r1720 ic apc adjustment r2701 tx total gain pre-setting r64 r56 idling current idling current adjustment (driver) ad...
Page 62: Section 5.
Mar. 2010 1 section 5. Parts list [main unit] ref order description no. No. Ic1 1110004080 s.Ic upc2709t-e3 ic1701 1110003870 s.Ic njm2058m-te1-#zzzb ic1751 1110002700 s.Ic njm2904m-te1-#fmzb ic2001 1110004870 s.Ic ta4101f (te12l.F) ic2101 1110003870 s.Ic njm2058m-te1-#zzzb ic2102 1130005641 s.Ic tc...
Page 63
Mar. 2010 2 [main unit] ref order description no. No. L852 6200003051 s.Coi nlv32t-r82j l853 6200003061 s.Coi nlv32t-1r2j l854 6200003081 s.Coi nlv32t-1r8j l855 6200003071 s.Coi nlv32t-1r5j l861 6200003261 s.Coi nlv32t-101j l862 6200003061 s.Coi nlv32t-1r2j l863 6200003331 s.Coi nlv32t-1r0j l864 620...
Page 64
Mar. 2010 3 [main unit] ref order description no. No. R1311 7030003480 s.Res erj3geyj 222 v (2.2k) r1401 7030003360 s.Res erj3geyj 221 v (220) r1402 7030003240 s.Res erj3geyj 220 v (22) r1403 7030004040 s.Res erj3geyj 4r7 v (4.7) r1404 7030003560 s.Res erj3geyj 103 v (10k) r1501 7030003640 s.Res erj...
Page 65
Mar. 2010 4 [main unit] ref order description no. No. R3201 7030003680 s.Res erj3geyj 104 v (100k) r3202 7030003680 s.Res erj3geyj 104 v (100k) r3203 7030003400 s.Res erj3geyj 471 v (470) r3302 7030007661 s.Res era3yed 331v (330) [usa] 7030007661 s.Res era3yed 331v (330) [eur] 7030007661 s.Res era3y...
Page 66
Mar. 2010 5 [main unit] ref order description no. No. C841 4030011600 s.Cer c1608 jb 1e 104k-t c842 4030010020 s.Cer c1608 jb 1h 122k-t c843 4030007100 s.Cer c1608 ch 1h 560j-t c844 4030009580 s.Cer c1608 jb 1h 681k-t c845 4030010040 s.Cer c1608 jb 1h 561k-t c846 4030007150 s.Cer c1608 ch 1h 151j-t ...
Page 67
Mar. 2010 6 [main unit] ref order description no. No. C3001 4030011600 s.Cer c1608 jb 1e 104k-t c3002 4030011600 s.Cer c1608 jb 1e 104k-t c3003 4030011600 s.Cer c1608 jb 1e 104k-t c3004 4030011600 s.Cer c1608 jb 1e 104k-t c3005 4030011600 s.Cer c1608 jb 1e 104k-t c3006 4510004591 ele 16 me 470 hc c3...
Page 68
Mar. 2010 7 [pll unit] ref order description no. No. Ic1 1180001072 s.Ic ta7805f(te16l1,nq) ic2 1140014960 s.Ic tc190g02efg-0058/sc1287a ic6 1140007881 s.Ic tc190g08efg0046jdz/sc1246a ic7 1130003611 s.Ic tc4su69f(te85r,f) q9 1530002371 s.Tra 2sc2714-o(te85r,f) q10 1530002371 s.Tra 2sc2714-o(te85r,f)...
Page 69
Mar. 2010 8 [pll unit] ref order description no. No. C14 4030007150 s.Cer c1608 ch 1h 151j-t c15 4030008330 s.Cer c1608 uj 1h 560j-t c16 4610002200 s.Tri tzb4r200eb10r00(tzbx4r200be110) c17 4030006880 s.Cer c1608 jb 1h 472k-t c18 4030007130 s.Cer c1608 ch 1h 101j-t c19 4030006880 s.Cer c1608 jb 1h 4...
Page 70
Mar. 2010 9 [pa unit] ref order description no. No. C28 4030006880 s.Cer c1608 jb 1h 472k-t c29 4030011600 s.Cer c1608 jb 1e 104k-t c30 4030007170 s.Cer c1608 ch 1h 221j-t c31 4030005110 s.Cer c2012 jb 1e 473k-t c32 4510004601 ele 16 me 1000 hc c33 4030006880 s.Cer c1608 jb 1h 472k-t c34 4030007170 ...
Page 71
Mar. 2010 10 [filter unit] ref order description no. No. C51 4030014460 s.Cer grm31m2c2h820jv01l(grm42-6 ch) c52 4030011550 s.Cer grm31m2c2h680jv01l(grm42-6 ch) c53 4010005730 cer hm60sj sl 470j 500v c54 4010005850 cer hm95sj sl 181j 500v c55 4030011240 s.Cer grm31m2c2h470jv01l(grm42-6 ch) c56 40100...
Page 72
Mar. 2010 11 [logic unit] ref order description no. No. Ic1 1140009161 s.Ic hd6433837sd17hv ic2 1130011332 s.Ic cat25320vi-gt3 ic3 1110005771 s.Ic s-80942cnmc-g9ct2g ic5 1180000421 s.Ic ta78l05f(te12r,f) ic6 1180001072 s.Ic ta7805f(te16l1,nq) ic7 1130013870 s.Ic nju6445fci-#zzzb ic11 1130008511 s.Ic...
Page 73
Mar. 2010 12 [logic unit] ref order description no. No. R160 7030003360 s.Res erj3geyj 221 v (220) r161 7030003360 s.Res erj3geyj 221 v (220) r162 7030003360 s.Res erj3geyj 221 v (220) r163 7030003360 s.Res erj3geyj 221 v (220) r164 7030003360 s.Res erj3geyj 221 v (220) r165 7030003560 s.Res erj3gey...
Page 74
Mar. 2010 13 [vr unit] ref order description no. No. R1 7210003040 var tp96d26-22f-10kbx2-2240 r2 7210003030 var tp96d00-22f-10kbx2-2240 r4 7030003540 s.Res erj3geyj 682 v (6.8k) j1 6510022051 s.Con 10fm-1.0sp-1.9-tf(lf)(sn) [usa] 6510022051 s.Con 10fm-1.0sp-1.9-tf(lf)(sn) [eur] 6510022051 s.Con 10f...
Page 75
Mar. 2010 14 [phone unit] ref order description no. No. L1 6200003950 s.Coi hf50acc 322513-t r1 7030006070 s.Res erj12yj101u (100) r2 7030006070 s.Res erj12yj101u (100) r3 7030003440 s.Res erj3geyj 102 v (1k) c1 4030006880 s.Cer c1608 jb 1h 472k-t c2 4030006880 s.Cer c1608 jb 1h 472k-t c3 4030006880...
Page 76: Voltage Diagram
Mar. 2010 *; refer to “parts list.” 15 voltage diagram 1st lo main unit j201 1 2 p4 1 2 p3 cp316 cp315 cp314 cp313 cp312 cp311 cp310 cp309 cp308 cp307 srst fskk con0 con1 con2 pdat pck dstb pstb dnb 13v 13v 10 11 12 13 14 15 16 3 4 1 2 5 6 7 8 9 j3 13v gnd 8v nc cp305 cp306 cp304 cp303 2nd lo 1lo 1l...
Page 77
Mar. 2010 16 vr board rit shift r1 10k-b sql/rf af r2 10k-b r4 6.8k gnd gnd gnd gnd gnd sftl 5vl ritl rfgl afgl j1 ud 8v mic mice gnd send afo sqls gnd gnd 10 9 8 7 6 5 4 3 2 1 j2 1 8 7 6 4 3 2 5 mic board phone board j2 gnd afe afe afe espo espo espo afo afo afo l1 hf50acc322513-b r1 100 r2 100 c3 ...
Page 78: Filter Unit
Mar. 2010 17 p6 w10 chassis ws3 w11 p4 p3 w8 w9 p2 chassis ws2 chassis ws2 usa, usa-1 kor, oth w19a, w20a w21a, w22a eur, ita, fra, esp, den w19, w20 w21, w22 j1 : llr-06 filter unit pa unit rl7 ajs1311 l24 lr-217 l7 lr-537 l8 lr-537 rl8 ajs1311 l16 33uh rl13 ag201344 l13 lr-391 c8 0.047 c2 0.047 c1...
Page 79: Main Unit
Mar. 2010 18 p5 chassis ws3 p1 w6 w7 c306 0.0047 r303 1k c158 0.0047 l153 4.7h c204 0.0047 c154 0.0047 r152 150 l152 100uh c202 0.0047 c203 0.1 l201 10uh t8 r202 15 8v r104 100k r105 1k l104 100uh c108 0.1 r102 100k c109 0.1 c110 0.1 c151 0.0047 r151 100 t8 l105 lr-358 r101 100 c2 0.1 r4 15 rx r6 18...
Page 80
Mar. 2010 19 pll unit ws2 r604 4.7k r605 4.7k r614 10k d601 dap202k r611 10k d605 dap202k fi611 fl-65 wcnt 2nd lo c502 0.0047 q501 dtc114ee d502 ma2s1110g r602 33k 1 2 j401 q503 dtc114ee q511 dtc114ee r511 2.2k c503 0.47 c511 100 8v 5v t8v wcnt alc r512 4.7k r513 33k r514 33k r2312 4.7k r505 22k 2lo...
Page 81: Service Manual
Service manual addendum contents parts list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 board layouts . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 voltage diagram . . . . . . . . . . . . . . . . . . . . . . . . . 18 jul. 2009.
Page 82: Section 5.
Jul. 2009 1 section 5. Parts list m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [main unit] ref order description no. No. Ws1 8970023610 sx2242 (1)/ma ws2 8970023660 sx2242 j (2)/ma [eur] 8970023660 sx2242 j (2)/ma [ita] ic1 1110004080 s.Ic upc2709t-e3 ic1701 1110003870...
Page 83
Jul. 2009 2 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [main unit] ref order description no. No. L852 6200003051 s.Coi nlv32t-r82j l853 6200003061 s.Coi nlv32t-1r2j l854 6200003081 s.Coi nlv32t-1r8j l855 6200003071 s.Coi nlv32t-1r5j l861 6200003261 s.Coi nlv32t-101j ...
Page 84
Jul. 2009 3 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [main unit] ref order description no. No. R1311 7030003480 s.Res erj3geyj 222 v (2.2k) r1401 7030003360 s.Res erj3geyj 221 v (220) r1402 7030003240 s.Res erj3geyj 220 v (22) r1403 7030004040 s.Res erj3geyj 4r7 v ...
Page 85
Jul. 2009 4 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [main unit] ref order description no. No. R3201 7030003680 s.Res erj3geyj 104 v (100k) r3202 7030003680 s.Res erj3geyj 104 v (100k) r3203 7030003400 s.Res erj3geyj 471 v (470) r3302 7030007661 s.Res era3yed 331v ...
Page 86
Jul. 2009 5 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [main unit] ref order description no. No. C841 4030011600 s.Cer c1608 jb 1e 104k-t c842 4030010020 s.Cer c1608 jb 1h 122k-t c843 4030007100 s.Cer c1608 ch 1h 560j-t c844 4030009580 s.Cer c1608 jb 1h 681k-t c845 4...
Page 87
Jul. 2009 6 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [main unit] ref order description no. No. C3001 4030011600 s.Cer c1608 jb 1e 104k-t c3002 4030011600 s.Cer c1608 jb 1e 104k-t c3003 4030011600 s.Cer c1608 jb 1e 104k-t c3004 4030011600 s.Cer c1608 jb 1e 104k-t c3...
Page 88
Jul. 2009 7 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [pll unit] ref order description no. No. Ws1 8970023890 sx2241 0.8da (1)/pl [usa] 8970023890 sx2241 0.8da (1)/pl [eur] 8970023870 sx2242 0.8da (1)/pl [ita] 8970023890 sx2241 0.8da (1)/pl [fra] 8970023870 sx2242 0...
Page 89
Jul. 2009 8 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [pll unit] ref order description no. No. R183 7030003520 s.Res erj3geyj 472 v (4.7k) r191 7030003350 s.Res erj3geyj 181 v (180) r192 7030003440 s.Res erj3geyj 102 v (1k) w1 7030003860 s.Res erj3ge jpw v w7 703000...
Page 90
Jul. 2009 9 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [pa unit] ref order description no. No. Ws1 8600036631 sx2242 p01*j14*15*16*17pa-1 ws2 8600036641 sx2242 j12*13pa-1 50mm ic1 1180001251 s.Ic ta7808f(te16l,q) q1 1560001241 s.Fet rd01mus1-t113 q2 1560001530 fet rd...
Page 91
Jul. 2009 10 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [pa unit] ref order description no. No. Ep14 6910012350 s.Bea mmz1608y 102bt ep21 6910012350 s.Bea mmz1608y 102bt ep26 6910018930 s.Bea mpz2012s601a ep27 6910018930 s.Bea mpz2012s601a s.=surface mount [filter un...
Page 92
Jul. 2009 11 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [filter unit] ref order description no. No. C51 4030014460 s.Cer grm31m2c2h820jv01l(grm42-6 ch) c52 4030011550 s.Cer grm31m2c2h680jv01l(grm42-6 ch) c53 4010005730 cer hm60sj sl 470j 500v c54 4010005850 cer hm95s...
Page 93
Jul. 2009 12 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [logic unit] ref order description no. No. Ic1 1140009161 s.Ic hd6433837sd17hv ic2 1130011332 s.Ic cat25320vi-gt3 ic3 1110005771 s.Ic s-80942cnmc-g9ct2g ic5 1180000421 s.Ic ta78l05f(te12r,f) ic6 1180001071 s.Ic ...
Page 94
Jul. 2009 13 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [logic unit] ref order description no. No. R160 7030003360 s.Res erj3geyj 221 v (220) r161 7030003360 s.Res erj3geyj 221 v (220) r162 7030003360 s.Res erj3geyj 221 v (220) r163 7030003360 s.Res erj3geyj 221 v (2...
Page 95
Jul. 2009 14 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [vr unit] ref order description no. No. R1 7210003040 var tp96d26-22f-10kbx2-2240 r2 7210003030 var tp96d00-22f-10kbx2-2240 r4 7030003540 s.Res erj3geyj 682 v (6.8k) j1 6510022051 s.Con 10fm-1.0sp-1.9-tf(lf)(sn)...
Page 96
Jun. 2009 15 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [phone unit] ref order description no. No. L1 6200003950 s.Coi hf50acc 322513-t r1 7030006070 s.Res erj12yj101u (100) r2 7030006070 s.Res erj12yj101u (100) r3 7030003440 s.Res erj3geyj 102 v (1k) c1 4030006880 s...
Page 97: Board Layouts
Jul. 2009 16 antenna j14 1 3 5 7 9 2 4 6 8 10 to main unit j4001 10 9 1 2 l1 l6 l4 l2 for l5 ref l3 t13v gnd j1 c1 c2 c3 c4 c5 c6 c7 c8 c9 c10 c12 c13 c14 c15 c16 c17 c18 c19 c20 c21 c22 c23 c24 c25 c26 c27 c28 c29 c30 c31 c32 c33 c34 c50 c51 c52 c53 c54 c55 c62 c63 c64 c65 c66 c67 c68 c103 c104 c10...
Page 98
Jul. 2009 17 c16 cp1 s-14413xh-p4 printed in japan © 2007 icom inc. • pll unit (bottom view) • filter unit (bottom view) • pa unit (bottom view).
Page 99: Voltage Diagram
Jul. 2009 *; refer to “parts list.” 18 voltage diagram 1st lo main unit j201 1 2 p4 1 2 p3 cp316 cp315 cp314 cp313 cp312 cp311 cp310 cp309 cp308 cp307 srst fskk con0 con1 con2 pdat pck dstb pstb dnb 13v 13v 10 11 12 13 14 15 16 3 4 1 2 5 6 7 8 9 j3 13v gnd 8v nc cp305 cp306 cp304 cp303 2nd lo 1lo 1l...
Page 100
Jul. 2009 19 vr board rit shift r1 10k-b sql/rf af r2 10k-b r4 6.8k gnd gnd gnd gnd gnd sftl 5vl ritl rfgl afgl j1 ud 8v mic mice gnd send afo sqls gnd gnd 10 9 8 7 6 5 4 3 2 1 j2 1 8 7 6 4 3 2 5 mic board phone board j2 gnd afe afe afe espo espo espo afo afo afo l1 hf50acc322513-b r1 100 r2 100 c3 ...
Page 101: Filter Unit
Jul. 2009 20 p6 w10 chassis ws3 w11 p4 p3 w8 w9 p2 chassis ws2 chassis ws2 usa, usa-1 kor, oth w19a, w20a w21a, w22a eur, ita, fra, esp, den w19, w20 w21, w22 j1 : llr-06 filter unit pa unit rl7 ajs1311 l24 lr-217 l7 lr-537 l8 lr-537 rl8 ajs1311 l16 33uh rl13 ag201344 l13 lr-391 c8 0.047 c2 0.047 c1...
Page 102
Jul. 2009 21 p5 chassis ws3 p1 w6 w7 c306 0.0047 r303 1k c158 0.0047 l153 4.7h c204 0.0047 c154 0.0047 r152 150 l152 100uh c202 0.0047 c203 0.1 l201 10uh t8 r202 15 8v r104 100k r105 1k l104 100uh c108 0.1 r102 100k c109 0.1 c110 0.1 c151 0.0047 r151 100 t8 l105 lr-358 r101 100 c2 0.1 r4 15 rx r6 18...
Page 103
Jul. 2009 22 pll unit ws2 r604 4.7k r605 4.7k r614 10k d601 dap202k r611 10k d605 dap202k fi611 fl-65 wcnt 2nd lo c502 0.0047 q501 dtc114ee d502 ma2s1110g r602 33k 1 2 j401 q503 dtc114ee q511 dtc114ee r511 2.2k c503 0.47 c511 100 8v 5v t8v wcnt alc r512 4.7k r513 33k r514 33k r2312 4.7k r505 22k 2lo...
Page 104: Service Manual
Oct. 2008 service manual addendum contents parts list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 board layouts (main, pll, pa and filter units) . . . . 12 voltage diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 oct. 2008.
Page 105: Parts
Oct. 2008 1 parts list m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [front unit] ref order description no. No. Sp1 2510000671 sp vs-c50-0827 w3 8900014740 cbl opc-885a (p1,n10,l39) w4 8900014740 cbl opc-885a (p1,n10,l39) w5 8900014730 cbl opc-683a (p1,n10,l110) ep1 691...
Page 106
Oct. 2008 2 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [logic unit] ref order description no. No. R146 7030003640 s.Res erj3geyj 473 v (47 k) r147 7030003640 s.Res erj3geyj 473 v (47 k) r148 7030003640 s.Res erj3geyj 473 v (47 k) r149 7030003640 s.Res erj3geyj 473 v ...
Page 107
Oct. 2008 3 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [main unit] ref order description no. No. Ic1 1110004080 s.Ic upc2709t-e3 ic1701 1110003870 s.Ic njm2058m-te1 ic1751 1110002700 s.Ic njm2904m-te1-#fmzb ic2001 1110004870 s.Ic ta4101f (te12l.F) ic2101 1110003870 s...
Page 108
Oct. 2008 4 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [main unit] ref order description no. No. L874 6200003041 s.Col nlv32t-r68j l875 6200003051 s.Col nlv32t-r82j l881 6200003261 s.Col nlv32t-101j l882 6200003251 s.Col nlv32t-r39j l883 6200003251 s.Col nlv32t-r39j ...
Page 109
Oct. 2008 5 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [main unit] ref order description no. No. R1604 7030003640 s.Res erj3geyj 473 v (47 k) r1610 7030003480 s.Res erj3geyj 222 v (2.2 k) r1611 7030003320 s.Res erj3geyj 101 v (100) r1612 7510001390 s.Tmr ntcg20 3fh 3...
Page 110
Oct. 2008 6 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [main unit] ref order description no. No. R4205 7030003440 s.Res erj3geyj 102 v (1 k) r4206 7030003440 s.Res erj3geyj 102 v (1 k) r4207 7030003440 s.Res erj3geyj 102 v (1 k) r4208 7030003440 s.Res erj3geyj 102 v ...
Page 111
Oct. 2008 7 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [main unit] ref order description no. No. C1621 4030011600 s.Cer c1608 jb 1e 104k-t c1623 4030011600 s.Cer c1608 jb 1e 104k-t c1624 4030011600 s.Cer c1608 jb 1e 104k-t c1625 4030011600 s.Cer c1608 jb 1e 104k-t c1...
Page 112
Oct. 2008 8 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [main unit] ref order description no. No. C4661 4030006880 s.Cer c1608 jb 1h 472k-t c4662 4030006880 s.Cer c1608 jb 1h 472k-t c4801 4030006880 s.Cer c1608 jb 1h 472k-t c4802 4030006880 s.Cer c1608 jb 1h 472k-t c4...
Page 113
Oct. 2008 9 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [pll unit] ref order description no. No. R94 7030003440 s.Res erj3geyj 102 v (1 k) r95 7030003440 s.Res erj3geyj 102 v (1 k) r96 7030003440 s.Res erj3geyj 102 v (1 k) r97 7030003440 s.Res erj3geyj 102 v (1 k) r98...
Page 114
Oct. 2008 10 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [pa unit] ref order description no. No. Ic1 1180001251 s.Ic ta7808f (te16l,q) q1 1560001241 s.Fet rd01mus1-t113 q2 1560001530 fet rd15hvf1-101 q3 1560001530 fet rd15hvf1-101 q4 1560001601 fet rd70hhf1c-102 q5 15...
Page 115
Oct. 2008 [vr unit] ref order description no. No. R1 7210003040 var tp96d26-22f-10kbx2-2240 r2 7210003030 var tp96d00-22f-10kbx2-2240 r4 7030003540 s.Res erj3geyj 682 v (6.8 k) j1 6510022051 s.Cnr 10fm-1.0sp-1.9-tf (lf) (sn) [mic unit] ref order description no. No. J1 6510000191 cnr fm214-8ss (p) -1...
Page 116
Oct. 2008 12 antenna j14 1 3 5 7 9 2 4 6 8 10 to main unit j4001 10 9 1 2 l1 l6 l4 l2 for l5 ref l3 t13v gnd j1 c1 c2 c3 c4 c5 c6 c7 c8 c9 c10 c12 c13 c14 c15 c16 c17 c18 c19 c20 c21 c22 c23 c24 c25 c26 c27 c28 c29 c30 c31 c32 c33 c34 c50 c51 c52 c53 c54 c55 c62 c63 c64 c65 c66 c67 c68 c103 c104 c10...
Page 117
Oct. 2008 13 c16 cp1 h0 h5 h10 h15 h20 h25 h30 h35 h40 h45 h50 h55 h60 h65 h70 h75 h80 h85 h90 h95 h100 h105 h110 h115 h120 v0 v5 v10 v15 v20 v25 v30 v35 v40 v45 v50 v55 v60 v65 v70 h0 h5 h10 h15 h20 h25 h30 h35 h40 h45 h50 h55 h60 h65 h70 h75 h80 h85 h90 h95 h100 h105 h110 h115 h120 h125 h130 h135 ...
Page 118: Voltage Diagram
Oct. 2008 *; refer to “parts list.” 14 voltage diagram 1st lo main unit j201 1 2 p4 1 2 p3 cp316 cp315 cp314 cp313 cp312 cp311 cp310 cp309 cp308 cp307 srst fskk con0 con1 con2 pdat pck dstb pstb dnb 13v 13v 10 11 12 13 14 15 16 3 4 1 2 5 6 7 8 9 j3 13v gnd 8v nc cp305 cp306 cp304 cp303 2nd lo 1lo 1l...
Page 119
Oct. 2008 15 vr board rit shift r1 10k-b sql/rf af r2 10k-b r4 6.8k gnd gnd gnd gnd gnd sftl 5vl ritl rfgl afgl j1 ud 8v mic mice gnd send afo sqls gnd gnd 10 9 8 7 6 5 4 3 2 1 j2 1 8 7 6 4 3 2 5 mic board phone board j2 gnd afe afe afe espo espo espo afo afo afo l1 hf50acc322513-b r1 100 r2 100 c3 ...
Page 120: Filter Unit
Oct. 2008 16 p6 w10 chassis ws3 w11 p4 p3 w8 w9 p2 chassis ws2 chassis ws2 usa, usa-1 kor, oth w19a, w20a w21a, w22a eur, ita, fra, esp, den w19, w20 w21, w22 j1 : llr-06 filter unit pa unit rl7 ajs1311 l24 lr-217 l7 lr-392 l8 lr-392 rl8 ajs1311 l16 33h rl13 ag201344 l13 lr-391 c8 0.047 c2 0.047 c17...
Page 121
Oct. 2008 17 p5 chassis ws3 p1 w6 w7 c306 0.0047 r303 1k c158 0.0047 l153 4.7h c204 0.0047 c154 0.0047 r152 150 l152 100h c202 0.0047 c203 0.1 l201 10h t8 r202 15 8v r104 100k r105 1k l104 100h c108 0.1 r102 100k c109 0.1 c110 0.1 c151 0.0047 r151 100 t8 l105 lr-358 r101 100 c2 0.1 r4 15 rx r6 18 r5...
Page 122
Oct. 2008 18 pll unit ws2 r604 4.7k r605 4.7k r614 10k d601 dap202k r611 10k d605 dap202k fi611 fl-65 wcnt 2nd lo c502 0.0047 q501 dtc114ee d502 ma2s111 r602 33k 1 2 j401 q503 dtc114ee q511 dtc114ee r511 2.2k c503 0.47 c511 100 8v 5v t8v wcnt alc r512 4.7k r513 33k r514 33k r2312 4.7k r505 22k 2lo 2...
Page 123: Service Manual
Service manual addendum contents transmitter adjustments for pa unit "b-5380i". . . . 1 parts list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 board layouts (main, pll, pa and filter units) . . . . 13 block diagram . . . . . . . . . . . . . . . . . . . . . . . . . ....
Page 124
1 5-3 transmitter adjustment adjustment adjustment condition measurement value adjustment point unit location unit adjust idling current (for pre-driver) 1 • display frequency : 14.10000 mhz • mode : usb • rf power : minimum (l) • mic gain : minimum (0) • disconnect j3601 (main unit) and preset r51,...
Page 125: Parts List
2 parts list m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [front unit] ref order description no. No. Sp1 2510000671 sp vs-c50-0827 w3 8900014740 cbl opc-885a (p1,n10,l39) w4 8900014740 cbl opc-885a (p1,n10,l39) w5 8900014730 cbl opc-683a (p1,n10,l110) ep1 6910012480 e....
Page 126
3 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [logic unit] ref order description no. No. R146 7030003640 s.Res erj3geyj 473 v (47 k) r147 7030003640 s.Res erj3geyj 473 v (47 k) r148 7030003640 s.Res erj3geyj 473 v (47 k) r149 7030003640 s.Res erj3geyj 473 v (47 k) r15...
Page 127
4 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [main unit] ref order description no. No. Ic1 1110004080 s.Ic upc2709t-e3 ic1701 1110003870 s.Ic njm2058m-te1 ic1751 1110002700 s.Ic njm2904m-te1-#fmzb ic2001 1110004870 s.Ic ta4101f (te12l.F) ic2101 1110003870 s.Ic njm205...
Page 128
5 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [main unit] ref order description no. No. L874 6200003041 s.Col nlv32t-r68j l875 6200003051 s.Col nlv32t-r82j l881 6200003261 s.Col nlv32t-101j l882 6200003251 s.Col nlv32t-r39j l883 6200003251 s.Col nlv32t-r39j l884 62000...
Page 129
6 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [main unit] ref order description no. No. R1604 7030003640 s.Res erj3geyj 473 v (47 k) r1610 7030003480 s.Res erj3geyj 222 v (2.2 k) r1611 7030003320 s.Res erj3geyj 101 v (100) r1612 7510001390 s.Tmr ntcg20 3fh 332jt r1614...
Page 130
7 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [main unit] ref order description no. No. R4205 7030003440 s.Res erj3geyj 102 v (1 k) r4206 7030003440 s.Res erj3geyj 102 v (1 k) r4207 7030003440 s.Res erj3geyj 102 v (1 k) r4208 7030003440 s.Res erj3geyj 102 v (1 k) r420...
Page 131
8 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [main unit] ref order description no. No. C1621 4030011600 s.Cer c1608 jb 1e 104k-t c1623 4030011600 s.Cer c1608 jb 1e 104k-t c1624 4030011600 s.Cer c1608 jb 1e 104k-t c1625 4030011600 s.Cer c1608 jb 1e 104k-t c1631 403001...
Page 132
9 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [main unit] ref order description no. No. C4661 4030006880 s.Cer c1608 jb 1h 472k-t c4662 4030006880 s.Cer c1608 jb 1h 472k-t c4801 4030006880 s.Cer c1608 jb 1h 472k-t c4802 4030006880 s.Cer c1608 jb 1h 472k-t c4803 403000...
Page 133
10 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [pll unit] ref order description no. No. R94 7030003440 s.Res erj3geyj 102 v (1 k) r95 7030003440 s.Res erj3geyj 102 v (1 k) r96 7030003440 s.Res erj3geyj 102 v (1 k) r97 7030003440 s.Res erj3geyj 102 v (1 k) r98 70300034...
Page 134
11 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) [pa unit] ref order description no. No. Ic1 1180001251 s.Ic ta7808f (te16l,q) q1 1560001241 s.Fet rd01mus1-t113 q2 1560001530 fet rd15hvf1-101 q3 1560001530 fet rd15hvf1-101 q4 1560001391 fet rd70hhf1-101 q5 1560001391 fe...
Page 135
[vr unit] ref order description no. No. R1 7210003040 var tp96d26-22f-10kbx2-2240 r2 7210003030 var tp96d00-22f-10kbx2-2240 r4 7030003540 s.Res erj3geyj 682 v (6.8 k) j1 6510022051 s.Cnr 10fm-1.0sp-1.9-tf (lf) (sn) [mic unit] ref order description no. No. J1 6510000191 cnr fm214-8ss (p) -1 j2 651002...
Page 136: Board Layouts
13 board layouts oct. 2007 • main unit (top view) sqls send mod 13.8v 8v gnd bdt afo fskk key band alc 2 12 7 3 4 11 1 10 6 5 13 8 1 2 4 3 5 6 7 9 11 10 8 12 13 9 1 1 10 2 j201 ws1 ws3 j4001 j1 j701 to filter unit j1 from pll unit j4 gnd 1lo 1lo 1loe 1loe p1 p2 w6 to pa unit j6 w7 p5 p6 w10 to filte...
Page 137
14 • main unit (bottom view) spe espo spo 1 2 3 4 5 6 7 8 9 10 11 12 13 ext sp j4501 alc j4801 send j4801 remote j5001 elec-key j5101.
Page 138
9 - 3 antenna j14 1 3 5 7 9 2 4 6 8 10 to main unit j4001 10 9 1 2 l1 l6 l4 l2 for l5 ref l3 t13v gnd j1 • pll unit (top view) • filter unit (top view) • pa unit (top view) j2 p4 p3 w9 ws2 to pa unit j7 w8 chassis pao j3 p5 p6 to main unit j701 w11 ws3 w10 chassis rx 2nd lo j1 1 2 1 2 to main unit j...
Page 139
15 s-14413xh-p4 printed in japan © 2007 icom inc. • pll unit (bottom view) • filter unit (bottom view) • pa unit (bottom view) • varistor board (bottom view).
Page 140
16 6 8 5 4 3 2 1 7 1 2 3 4 5 6 7 8 9 10 1 10 afgl afgl gnd gnd gnd rfgl rfgl gnd ritl ritl gnd sftl sftl gnd 5vl 5vl 5vl 5vl 5vl gnd to logic unit j3 j1 gnd gnd 1 2 3 4 5 6 7 8 9 10 afgl gnd gnd rfgl ritl sftl 5vl 5vl 5vl 5vl gnd gnd s-14413xh-p2 printed in japan © 2007 icom inc. • logic unit (botto...
Page 141
17 1 2 3 4 7 8 6 8 5 4 3 2 1 7 to logic unit j1 gnd 8v send gnd mic gnd ud sqls afo mice to logic unit j4 j2 1 9 2 10 +5v sen1 sen2 sensor gnd p1 4 3 2 1 e dn up e 1 2 3 4 7 8 j1 phones • logic unit (top view) • mic board (top view) • sensor board • phone board pwr.
Page 142: Block Diagram
18 block diagram oct. 2007 main unit q1508 2sc4081 q1509 dta114 afgv to mic ic2702 ta7368f d1901 1ss375 ic2001 ta4101 af select ic2101a njm2058 ic2801 tc4566 ic2901 la4425 ic2701 m5282fp side tone/beep ut-102 option ut-106 option vca ic2102 tc4w53 agc nbs d1501 1ss375 q1506 fi611 fl-65 q1603 3sk131 ...
Page 143: Voltage Diagram
19 voltage diagram oct. 2007 1st lo main unit j201 1 2 p4 1 2 p3 cp316 cp315 cp314 cp313 cp312 cp311 cp310 cp309 cp308 cp307 srst fskk con0 con1 con2 pdat pck dstb pstb dnb 13v 13v 10 11 12 13 14 15 16 3 4 1 2 5 6 7 8 9 j3 13v gnd 8v nc cp305 cp306 cp304 cp303 2nd lo 1lo 1loe 1 2 j4 l36 0.1h l37 82n...
Page 144
20 vr board rit shift r1 10k-b sql/rf af r2 10k-b r4 6.8k gnd gnd gnd gnd gnd sftl 5vl ritl rfgl afgl j1 ud 8v mic mice gnd send afo sqls gnd gnd 10 9 8 7 6 5 4 3 2 1 j2 1 8 7 6 4 3 2 5 mic board phone board j2 gnd afe afe afe espo espo espo afo afo afo l1 hf50acc322513-b r1 100 r2 100 c3 0.0047 c1 ...
Page 145: Filter Unit
21 p6 w10 chassis ws3 w11 p4 p3 w8 w9 p2 chassis ws2 chassis ws2 usa, usa-1 kor, oth w19a, w20a w21a, w22a eur, ita, fra, esp, den w19, w20 w21, w22 j1 : llr-06 filter unit pa unit rl7 ajs1311 l24 lr-217 l7 lr-392 l8 lr-392 rl8 ajs1311 l16 33h rl13 ag201344 l13 lr-391 c8 0.047 c2 0.047 c17 ecr-la010...
Page 146
22 p5 chassis ws3 p1 w6 w7 c306 0.0047 r303 1k c158 0.0047 l153 4.7h c204 0.0047 c154 0.0047 r152 150 l152 100h c202 0.0047 c203 0.1 l201 10h t8 r202 15 8v r104 100k r105 1k l104 100h c108 0.1 r102 100k c109 0.1 c110 0.1 c151 0.0047 r151 100 t8 l105 lr-358 r101 100 c2 0.1 r4 15 rx r6 18 r5 270 q701 ...
Page 147
23 pll unit ws2 r604 4.7k r605 4.7k r614 10k d601 dap202k r611 10k d605 dap202k fi611 fl-65 wcnt 2nd lo c502 0.0047 q501 dtc114ee d502 ma2s111 r602 33k 1 2 j401 q503 dtc114ee q511 dtc114ee r511 2.2k c503 0.47 c511 100 8v 5v t8v wcnt alc r512 4.7k r513 33k r514 33k r2312 4.7k r505 22k 2lo 2loe r403 2...
Page 148
S-13701mz-c1- q © 2000 icom inc. 1-1-32, kamiminami hirano-ku, osaka 547-0003, japan count on us! Hf tranceiver ic-718 ic-718.
Page 149
To upgrade quality, all electrical or mechanical parts and internal circuits are subject to change without notice or obligation. Danger never connect the transceiver to an ac outlet or to a dc power supply that uses more than 16 v. This will ruin the transceiver. Do not expose the transceiver to rai...
Page 150
Table of contents section 1 specifications section 2 inside views section 3 disassembly instructions section 4 circuit description 4 – 1 receiver circuits ................................................................................................................. 4 – 1 4 – 2 transmitter circuit...
Page 151: Section 1
Section 1 specifications 1 - 1 ■ general • frequency coverage : receive 0.030–29.999999 mhz* 1 transmit 1.800–1.999 mhz* 2 3.500–3.999 mhz* 2 7.000–7.300 mhz 10.100–10.150 mhz 14.000–14.350 mhz 18.068–18.168 mhz 21.000–21.450 mhz 24.890–24.990 mhz 28.000–29.700 mhz * 1 guaranteed range: 0.5–29.99999...
Page 152: Section 2
2 - 2 section 2 inside views filter unit pa unit main unit pll unit ¡ top view (pa and filter units) ¡ bottom view (main and pll units) rx rf preamplifier (q1401, q1402: 2sk2171) tx mixer (q101, q102: 3sk131) 1st lo amplifier (q201: 2sc4673) rx 1st mixer circuit (64.455 mhz) dds gate allay ic (ic6: ...
Page 153: Section 3
3 - 1 section 3 disassembly instructions • removing the covers remove 14 screws from the top and bottom covers. • removing the front unit and pa cover remove 4 screws from the front panel. Remove 10 screws from the shield cover. • how to connect the coaxial cable connect the coaxial cable as shown b...
Page 154: Section 4
Section 4 circuit description 4 - 1 4-1 receiver circuits 4-1-1 rf switching circuit (filter and main units) the rf switching circuit leads receive signals to bandpass filters from the antenna connector while receiving. While transmitting, this circuit leads signals from the rf power amplifier to th...
Page 155
4 - 2 the signals from the pre-amplifier circuit, or signals which bypass the pre-amplifier, pass through a low-pass filter (l902, l903, c904–c907). This low-pass filter suppresses signals above 30 mhz to eliminate direct receiving of signals at 64.455 mhz and image interference at 130–160 mhz. The ...
Page 156
4 - 3 4-1-10 ssb/cw demodulator circuits (main unit) in ssb or cw mode, the 2nd if signal from the if amplifier (q1601) is mixed with the bfo signal from the pll unit at the product detector (ic2001) to demodulate the 2nd if sig- nal into af signals. The detected signals (af) from ic2001 (pin 1) are...
Page 157
4 - 4 the amplified signal is applied to the vca (ic2701), and then volume controlled af signal is power-amplified at the af power amplifier (ic2901) to drive the speaker. The af signal is applied to the speaker. 4-2 transmitter circuits 4-2-1 microphone amplifier circuit (main unit) the microphone ...
Page 158
4 - 5 the “for” voltage from the filter unit is applied to ic1701c (pin 9) in the main unit. The “pocv” voltage from the d/a converter (ic3301, pin 2), determined by the rf power setting, is applied to ic1701c (pin 10) as the refer- ence voltage. When the “for” voltage exceeds the “pocv” voltage, al...
Page 159
4 - 6 4-3 pll circuits 4-3-1 general description the pll unit contains 2 dds circuits for generating a 1st lo signal (64.485–94.455 mhz variable) and a bfo frequency (453.5–456.5 khz). The 1st lo pll employs a 1 loop dds pll whose reference oscillator is also used as the 2nd lo signal (64.00 mhz fix...
Page 160
4-4-3 cpu (logic unit) the cpu (ic1) contains an 8-bit cmos cpu, a 60 k-byte rom, a 2 k-byte ram. A 9.8304 mhz clock is used for rapid operation. The cpu controls the operating frequency, mode, function display, etc. The memory channel information is stored in the eeprom (ic2). The icom ci-v network...
Page 161
4 - 8 4-5 power supply circuits 4-5-1 pa unit 4-5-2 logic unit 4-5-3 main unit line hv 14 v description the voltage from an external power supply passed through a fuse (f1). The same voltage as the hv line passed through the switching relay (rl1). Line 8v t8v r8v –5v pat8 t13v r13v description commo...
Page 162: Ic-718
Section 5 adjustment procedures 5 - 1 5-1 preparation before servicing ■ required test equipment dc power supply rf power meter (terminated type) frequency counter rf voltmeter modulation analyzer distortion meter oscilloscope digital multimeter spectram analyzer standard signal generator (ssg) ac m...
Page 163
5 - 2 5-2 pll adjustments reference frequency vco lock voltage 1st lo output level 2nd lo output level bfo output adjustment adjustment adjustment condition measurement value point unit location unit adjust 1 2 3 1 2 1 2 1 1 2 3 • display frequency: any • set c16 as illustration at below. • receivin...
Page 164
5 - 3 2nd lo j1 1 2 1 2 p2 bfo j2 1 2 1st lo j4 1 2 1 2 p3 c7 c6 reference osc level adjustment p1 reference frequency check point c16 reference frequency pre-setting p4 1st lo output level check point p5 bfo check point c165 vco lock voltage adjustment l4 reference freauency adjustment • pll unit.
Page 165
5 - 4 5-3 transmitter adjustments idling current (for driver) (for final amplifier) swr detector transmitter total gain output power ic apc adjustment adjustment adjustment condition measurement value point unit location unit adjust 1 2 1 2 1 2 1 1 • display frequency: 14.10000 mhz • mode : usb • rf...
Page 166
5 - 5 cp4002 ic apc pre-setting j3601 idling current pre-setting r1707 output power adjustment l151 tx total gain adjustment l106 r503 l501 l303 l302 l301 r1720 ic apc adjustment r2701 tx total gain pre-setting r21 idling current adjustment (driver) r24 idling current adjustment (final) j5 swr detec...
Page 167
5 - 6 transmitter adjustments—continued carrier suppression am carrier am modulation cw carrier adjustment adjustment adjustment condition measurement value point unit location unit adjust 1 1 1 2 1 • display frequency: 14.10000 mhz • mode : usb • mic gain : minimum (0) • apply no audio signals to [...
Page 168
5 - 7 cp3701 cw carrier check point r3703 cw carrier adjustment r1730 am carrier adjustment r2321 am modulation adjustment (or am carrier pre-setting) am modulation adjustment (or am carrier pre-setting) r2385 r2303 carrier suppression adjustment • main unit.
Page 169
5 - 8 *this output level of a standard signal generator (ssg) is indicated as ssg’s open circuit. 5-4 receiver adjustments receiver total gain adjustment must perform after transmitter total gain adjustment. Receiver total gain noise blanker adjustment adjustment adjustment condition measurement val...
Page 170
5 - 9 l1621 l1614 rx total gain adjustment l1103 l1202 l1201 r2701 rx total gain pre-setting l1501 cp1501 noise blanker check point l1502 noise blanker adjustment • main unit.
Page 171
5 - 10 5-5 set mode adjustment entering set mode adjustment for rx volume center s meter set mode adjustment for tx filter calibration power meter alc meter adjustment adjustment condition display operation • enter set mode adjustment for rx: 1 turn power off. 2 terminate the [remote] jack with a 3....
Page 172
5 - 11 set mode adjustment —continued swr meter adjustment adjustment condition display operation • connect a 50 Ω dummy load or power meter to [ant] connector. • connect a 100 Ω dummy load or power meter to [ant] connector. 1 2 transmit using an external ptt switch to set swr reference level after ...
Page 173: Section 6 Parts List
S.=surface mount sp1 2510000670 speaker vs-50-0827 w3 8900008930 cable opc-885 (p=1 n=10 l=39) w4 8900008930 cable opc-885 (p=1 n=10 l=39) w5 8900006990 cable opc-683 (n:10 l:110) ws1 8970023640 e.Other sx2242 icom shield (1) /fr ep1 6910012480 e.Other rms20-250-201-1r ep2 6450001230 e.Other hlj0999...
Page 174
[logic board] [logic board] s.=surface mount r59 7030003560 s.Resistor erj3geyj 103 v (10 k Ω ) r62 7030003480 s.Resistor erj3geyj 222 v (2.2 k Ω ) r63 7030003480 s.Resistor erj3geyj 222 v (2.2 k Ω ) r70 7030003370 s.Resistor erj3geyj 271 v (270 Ω ) r71 7030003410 s.Resistor erj3geyj 561 v (560 Ω ) ...
Page 175
[main unit] [logic board] s.=surface mount ep1 0910052055 pcb b 5382e ep2 6910012350 s.Bead mmz1608y 102bt ep40 6910012350 s.Bead mmz1608y 102bt ep45 6910012350 s.Bead mmz1608y 102bt ep46 6910012350 s.Bead mmz1608y 102bt ep70 8930051450 lcd contact srcn-2241-sp-n-w ep152 6910012350 s.Bead mmz1608y 1...
Page 176
[main unit] [main unit] s.=surface mount d304 1790000620 s.Diode ma77 (tx) d305 1790000620 s.Diode ma77 (tx) d306 1790000620 s.Diode ma77 (tx) d401 1750000430 s.Diode hsb88wstr d501 1160000070 s.Diode dan202k t146 d502 1790001250 s.Diode ma2s111-(tx) d503 1160000070 s.Diode dan202k t146 d601 1160000...
Page 177
[main unit] [main unit] s.=surface mount l3502 6180000960 coil lal 03na 102k l4501 6200003950 s.Coil hf50acc 322513-t l4651 6200003950 s.Coil hf50acc 322513-t l4652 6200001830 s.Coil nl 322522t-100j l4653 6200003950 s.Coil hf50acc 322513-t l4654 6200003950 s.Coil hf50acc 322513-t l4656 6200001830 s....
Page 178
[main unit] [main unit] s.=surface mount r1521 7030003440 s.Resistor erj3geyj 102 v (1 k Ω ) r1522 7030003360 s.Resistor erj3geyj 221 v (220 Ω ) r1523 7030003640 s.Resistor erj3geyj 473 v (47 k Ω ) r1601 7030003280 s.Resistor erj3geyj 470 v (47 Ω ) r1602 7030003400 s.Resistor erj3geyj 471 v (470 Ω )...
Page 179
[main unit] [main unit] s.=surface mount r2804 7030003560 s.Resistor erj3geyj 103 v (10 k Ω ) r2805 7030003440 s.Resistor erj3geyj 102 v (1 k Ω ) r2901 7030003400 s.Resistor erj3geyj 471 v (470 Ω ) r2902 7030004040 s.Resistor erj3geyj 4r7 v (4.7 Ω ) r2903 7030008000 s.Resistor erj1wyj3r3u (3.3 Ω ) r...
Page 180
[main unit] [main unit] s.=surface mount c844 4030009580 s.Ceramic c1608 jb 1h 681k-t-a c845 4030010040 s.Ceramic c1608 jb 1h 561k-t-a c846 4030007150 s.Ceramic c1608 ch 1h 151j-t-a c851 4030011600 s.Ceramic c1608 jb 1c 104kt-n c852 4030011340 s.Ceramic c1608 ch 1h 471j-t-a c853 4030007110 s.Ceramic...
Page 181
[main unit] [main unit] s.=surface mount c2310 4030011600 s.Ceramic c1608 jb 1c 104kt-n c2312 4510005810 s.Electrolytic ecev1har47r c2313 4030011600 s.Ceramic c1608 jb 1c 104kt-n c2314 4030011600 s.Ceramic c1608 jb 1c 104kt-n c2315 4510005810 s.Electrolytic ecev1har47r c2352 4030006870 s.Ceramic c16...
Page 182
[pll unit] [main unit] s.=surface mount j4201 6510021720 s.Connector 30flt-sm1-tb j4401 6510021720 s.Connector 30flt-sm1-tb j4501 6450000140 connector hsj0807-01-010 j4502 6510018960 s.Connector b2b-ph-sm3-tb j4651 6450001640 connector tcs5044-01-4111 j4801 6450001130 connector jpj2042-01-110 j5001 ...
Page 183
[pll unit] [pll unit] s.=surface mount r90 7030003400 s.Resistor erj3geyj 471 v (470 Ω ) r91 7030003440 s.Resistor erj3geyj 102 v (1 k Ω ) r93 7030003440 s.Resistor erj3geyj 102 v (1 k Ω ) r94 7030003440 s.Resistor erj3geyj 102 v (1 k Ω ) r95 7030003440 s.Resistor erj3geyj 102 v (1 k Ω ) r96 7030003...
Page 184
[pa unit] [pll unit] s.=surface mount c172 4030007060 s.Ceramic c1608 ch 1h 270j-t-a c174 4030008920 s.Ceramic c1608 jb 1c 473k-t-a c188 4030011600 s.Ceramic c1608 jb 1c 104kt-n c191 4030006880 s.Ceramic c1608 jb 1h 472k-t-a c192 4030006880 s.Ceramic c1608 jb 1h 472k-t-a c194 4030011340 s.Ceramic c1...
Page 185
[filter unit] [pa unit] s.=surface mount c51 4030008920 s.Ceramic c1608 jb 1c 473k-t-a c52 4030008920 s.Ceramic c1608 jb 1c 473k-t-a c53 4030008920 s.Ceramic c1608 jb 1c 473k-t-a c54 4030008920 s.Ceramic c1608 jb 1c 473k-t-a c55 4030006880 s.Ceramic c1608 jb 1h 472k-t-a c56 4030006880 s.Ceramic c160...
Page 186
[chassis parts] [filter unit] s.=surface mount c33 4010005750 ceramic hm60sj sl 680j 500v c34 4010005870 ceramic hm95sj sl 221j 500v c35 4010005870 ceramic hm95sj sl 221j 500v c36 4010005870 ceramic hm95sj sl 221j 500v c37 4010005870 ceramic hm95sj sl 221j 500v c38 4030012480 s.Ceramic grm42-6 ch 12...
Page 187: Section 7. Mechanical
7 - 1 [chassis parts] ref order description qty. No. No. Ws1 8970023671 sx2241 1.5dcoaxiala-1 (1)/ch 1 ws2 8970023681 sx2241 1.5dcoaxialb-1 (1)/ch 1 ws3 8970023691 sx2241 1.5dcoaxialc-1 (1)/ch 1 j1 6510028410 mr-ds-01-1 1 mf1 2710000520 sb0812h-icom-00 1 w1 8900015010 opc-939b (p1n16l80) 1 w2 890001...
Page 188
7 - 2 [main unit] ref order description qty. No. No. Ws1 8970023610 sx2242 icom sield (1)/ma 1 ws2 8970023660 sx2242 (2)/ma [eur] 1 8970023660 sx2242 (2)/ma [ita] 1 w801* 7030003860 erj3ge jpw v 1 w1202* 7030003860 erj3ge jpw v 1 w1311* 7030003860 erj3ge jpw v 1 w1726* 7030003860 erj3ge jpw v 1 w210...
Page 189
7 - 3 [pa unit] [filter unit] [front unit] ref order description qty. No. No. Ref order description qty. No. No. Ref order description qty. No. No. Ws1 8600036631 sx2242 j01*14*15*16*17pa-1 1 1 ws2 8600036641 sx2242 j12*13pa-1 50mm 1 j3* 6510022611 16fmn-bmttr-a-tbt (lf) (sn) 1 j6 6510028210 sj05001...
Page 190
7 - 4 [front unit] [logic unit] [vr unit] [logic-a unit] [phone unit] [mic unit] ref order description qty. No. No. Ref order description qty. No. No. Ref order description qty. No. No. Ref order description qty. No. No. Ref order description qty. No. No. Ref order description qty. No. No. Mp21 8830...
Page 191
7 - 5 mp22 (c) mp26 (c) mp22 (c) mp22 (c) mp22 (c) mp22 (c) mp1 (l) mp3 (l) ds1 (l) ep70 (l) mp23 (f) mp23 (f) mp2 (c) mp2 (l) mp22 (f) mp22 (f) mp12 (c) mp24 (f) mp6 (f) mp2 (f) mp31(c) mp24 (f) mp6 (c) mp6 (c) mp1 (c) mp28 (c) mp22 (c) mp22 (c) mp28 (c) mp31 (c) mp8 (c) mp18 (c) mp22 (c) mp32 (c) ...
Page 192: Section Parts
Section parts list section 8 semi-conductor informations 8-1 transistors name symbol inside view name symbol inside view 2sc1971 none 2sc3133 none b c e b c e 2sd1585k none b e c b e c 2sd1619-t-td db 2sd1664 t100q da b c c e 2sa1576a r fr c b e 2sc4673d-td co c e c b 2sk508 k52 2sk1740-ta ij g s d ...
Page 193: Section 9
Sqls send mod 13.8v 8v gnd bdt afo fskk key band alc 2 12 7 3 4 11 1 10 6 5 13 8 1 2 4 3 5 6 7 9 11 10 8 12 13 9 1 1 10 2 j201 ws1 ws3 j4001 j1 j701 to filter unit j1 from pll unit j4 gnd 1lo 1lo 1loe 1loe p1 p2 w6 to pa unit j6 w7 p5 p6 w10 to filter unit j3 w11 l3 l5 l2 l6 10 9 1 2 gnd t13v l3 ref...
Page 194
9 - 2 sqls send mod 13.8v 8v gnd bdt afo fskk key band alc 2 12 7 3 4 11 1 10 6 5 13 8 1 2 4 3 5 6 7 9 11 10 8 12 13 9 spe espo spo 1 2 3 4 5 6 7 8 9 10 11 12 13 ext sp j4501 alc j4801 acc j4651 send j4801 remote j5001 elec-key j5101 • bottom view (main unit).
Page 195
1 to main unit j9 15 16 1 2 gnd 8v 13v dnb dstb pdat con1 fskk nc 13v 13v pstb pck con2 con0 srst 2nd lo j1 1 2 1 2 to main unit j401 p2 p1 2lo 2lo 2loe 2loe bfo pao j2 j3 1 2 to main unit j2001 p5 bfo bfoe 1st lo j4 1 2 1 2 to main unit j201 p4 p3 1lo 1loe 1 5 10 15 16 2 j12 brown orange red yellow...
Page 196
9 - 4 varistor board • bottom view (pll unit) • bottom view (pa unit).
Page 197
6 8 5 4 3 2 1 7 1 2 3 4 5 6 7 8 9 10 1 10 afgl afgl gnd gnd gnd rfgl rfgl gnd ritl ritl gnd sftl sftl gnd 5vl 5vl 5vl 5vl 5vl gnd to logic unit j3 shift rit rf/sql af j1 10 2 9 1 espo afo afo afe gnd espo espo afo afe afe to logic unit j5 j2 gnd gnd 1 2 3 4 5 6 7 8 9 10 afgl gnd gnd rfgl ritl sftl 5...
Page 198
1 2 3 4 7 8 6 8 5 4 3 2 1 7 espo afo afo afe gnd espo espo afo afe afe to phone board j2 to vr board j1 j5 1 9 2 10 gnd gnd gnd gnd gnd afgl rfgl ritl sftl 5vl j3 1 2 10 9 to sensor +5v sen1 sen2 gnd 1 4 mice afo sqls 8v gnd mic gnd send ud gnd to mic board j2 j4 1 9 2 10 gnd dotk dask voxl avxl sml...
Page 199
Antenna j14 1 3 5 7 9 2 4 6 8 10 to main unit j4001 10 9 1 2 l1 l6 l4 l2 for l5 ref l3 t13v gnd j1 j3 p5 p6 to main unit j701 w11 ws3 w10 chassis j2 p4 p3 w9 ws2 to pa unit j7 w8 chassis pao rx 9 - 7 9-9 filter unit • top view.
Page 200
9 - 8 • bottom view (filter unit).
Page 201: Section 10
10 - 1 section 10 block diagram main unit q1508 2sc4081 q1509 dta114 afgv to mic ic2702 ta7368f d1901 1ss375 ic2001 ta4101 af select ic2101a njm2058 ic2801 tc4566 ic2901 la4425 ic2701 m5282fp side tone/beep ut-102 option ut-106 option vca ic2102 tc4w53 agc nbs d1501 1ss375 q1506 fi611 fl-65 q1603 3s...
Page 202: Section 11
11 - 1 section 11 wiring diagram 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 j3 gnd w4 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 j4101 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 j4401 chassis 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 ...
Page 203: Logic Unit
Section 12 voltage diagram 12-1 filter, pa and main units up ic-718 voltage diagram 153 210 12 - 1 up ic-718 voltage diagram 158 210 12 - 2 vr board rit shift r1 10k-b sql/rf af r2 10k-b r4 6.8k gnd gnd gnd gnd gnd sftl 5vl ritl rfgl afgl j1 ud 8v mic mice gnd send afo sqls gnd gnd 10 9 8 7 6 5 4 3 ...
Page 204: Logic Unit
Section 12 voltage diagram 12-1 filter, pa and main units up ic-718 voltage diagram 153 210 12 - 1 up ic-718 voltage diagram 158 210 12 - 2 vr board rit shift r1 10k-b sql/rf af r2 10k-b r4 6.8k gnd gnd gnd gnd gnd sftl 5vl ritl rfgl afgl j1 ud 8v mic mice gnd send afo sqls gnd gnd 10 9 8 7 6 5 4 3 ...
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