Radio Shack PRO-106 Service Manual - page 73
DP1
DP2
DP3
DP4
DP5
DP0
D
P
13
D
P
12
D
P
11
D
P
10
D
P
9
D
P
8
D
P
6
A
P
19
AP16
AP17
AP15
A
P
9
A
P
8
A
P
7
A
P
6
A
P
5
A
P
4
A
P
3
A
P
2
A
P
1
A
P
0
AP12
AP13
AP14
AP11
AP10
AP15
AP14
AP10
AP9
AP13
AP17
A
P
0
DP8
DP4
DP12
DP5
DP13
DP6
DP14
DP7
DP1
AP19
AP8
AP12
AP7
AP6
AP5
AP4
AP3
AP2
AP1
AP11
DP15
DP10
DP3
DP2
DP9
DP11
DP0
A
P
18
AP18
DSP_3.3V
DSP_1.5V
DSP_1.5V
COLUMN6
ROW6
ROW1
ROW2
ROW3
ROW4
ROW5
R
O
W
1
R
O
W
2
R
O
W
3
CPU_3.3V
COLUMN1
COLUMN2
COLUMN3
COLUMN4
COLUMN5
DSP_3.3V
D
P
15
D
P
14
D
P
7
C
O
LU
M
N
6
C
O
LU
M
N
5
C
O
LU
M
N
4
C
O
LU
M
N
3
C
O
LU
M
N
2
C
O
LU
M
N
1
DSP_1.5V
CPU_3.3V
VDD_6V
R
O
W
4
R
O
W
5
R
O
W
6
AP19
VDD_3.3V
C
P
U
_3
.3
V
TDI
(IC310 11)
(IC310 26)
(I
C
31
3
2
8)
(I
C
31
3
5
)
(I
C
31
3
2
8)
(I
C
31
3
4)
IC311 24
AP16
(IC311 140)
7
1
IC311 41,48
IC311 6
IC311 135
IC311 94
IC311 58
IC310 43,53
IC310 45
IC310 59
(IC310 105)(A16)
(IC310 10)
(IC310 9)
(IC310 8)
(IC310 7)
(IC310 5)
(IC310 141)
(IC310 123)
(IC310 114)
(IC310 122)
(IC310 113)
(IC310 121)
(IC310 110)(A20)
(IC310 23)
(IC310 120)
(IC310 109)( A19)
(IC310 108)( A18)
(IC310 139)
(IC310 138)
(IC310 137)
(IC310 136)
(IC310 134)
(IC310 133)
(IC310 132)
(IC310 104)
(IC310 119)
(IC310 103)
(IC310 118)
(IC310 102)
(IC310 117)
(IC310 101)
(IC310 116)
(IC310 100)
(IC310 115)
(IC310 99)
(IC310 95)
(IC310 20,24)
(IC310 131)
(IC311 6, A10)
(IC311 5, A11)
(IC311 4, A12)
(IC311 3, A13)
(IC311 2, A14)
(I
C
31
1
7,
A
9)
(I
C
31
1
8
, A
8)
(I
C
31
1
18
, A
7)
(I
C
31
1
19
, A
6)
(I
C
31
1
20
, A
5)
(I
C
31
1
21
, A
4)
(I
C
31
1
22
, A
3)
(I
C
31
1
23
, A
2)
(I
C
31
1
24
, A
1)
(I
C
31
1
25
, A
0)
(I
C
31
1
45
)
(I
C
31
1
43
)
(I
C
31
1
41
)
(I
C
31
1
39
)
(I
C
31
1
36
)
(I
C
31
1
34
)
(I
C
31
1
32
)
(I
C
31
1
30
)
(I
C
31
1
44
)
(I
C
31
1
42
)
(IC311 17)(A17)
(IC311 48)(A16)
(IC311 1)(A15)
(IC311 40)
(IC311 38)
(IC311 35)
(IC311 31)
(IC311 33)
(IC311 29)
(IC311 46)
(I
C
30
7
41
)
(I
C
30
7
5
4)
(I
C
30
7
53
)
(I
C
30
7
3
8)
(I
C
30
7
37
)
(I
C
30
7
40
a
nd
IC
31
2
11
)
(I
C
30
7
36
a
nd
IC
31
2
14
)
(I
C
30
7
35
a
nd
IC
31
2
12
)
(I
C
30
7
40
a
nd
IC
31
2
11
)
(IC307 45)
(I
C
31
3
6
)
(I
C
31
3
2
4)
(I
C
31
3
4
)
(IC313 27)
8
6
5
(IC310 107)(A17)
9
2
3
4
10
1.5V
(I
C
31
1
9
)(
A
19
)
(I
C
31
1
16
)(
A
18
)
(EDACS, Motorola Control )
WX Alert data
(1050 Hz)
Hi speed data
SAME data
R456-461
1k
R464-469
47k
(N
ot
U
se
d)
R316-327 1k
(N
ot
U
se
d)
(N
ot
U
se
d)
(N
ot
U
se
d)
(Not Used)
(Not Used)
(TTP-16DA Pack)
or TC58FVT160ATG-70
LCD Back Light
C326-329 47p
R352-355 100
LED301-304
FY1112H x 4
R379-390, R505,R506 100
Key Back Light
LED305-316, LED318,LED319
FY1112H x 14
C319-323 0.1
C310-312 2.2/10(T)
3.3V
1.8V
From CN 301 (13 Pin)
F
ro
m
C
N
2
01
(
11
P
in
)
(M3062LFGPGP)
(N
ot
U
se
d)
C366-373 47p
C335-346 47p
C375,376 47p
6 PLL Clock
30 /Battery Charge
24 Voice Out ( To codec IC )
18 OSC Cont. A
12 Signal Stalker SQ "SQ2"
H
ol
d
18.432 MHz
5 Mute
29 /External On
23 RSSI OUT
17 PLL LD
11 Vdd 6V
4 PLL Data
28 GND
22 OSC Cont. B
16 Sift Resittor CLK
10 Signal Stalker Search
3 Select AM Audio("L"=AM On)
27 NBFM Audio + 6dB
21 GND
15 Sift Resittor A
9 SQ in
2 PLL LE
26 IF in
20 Tone Out
14 Signal Stalker Cont.
8 P/Save Control
25 Select DG Audio
19 Select FM Audio
13 VDD 3.3V
7 AM (Narrow) Filter Select
1 Signal Stalker Scan
(Motrola Sub-Audio Data)
Low speed data
1. RESISTANCE VALUES ARE IN OHMS(k=1000 M=1000000).
2. CAPACITANCE VALUES ARE IN uF(P=uuF).
3. (T)=TANTALUM CHIP CAPACITOR.
4. (M)=MYLAR CAPACITOR.
5. NO SUFFIX: CERAMIC CHIP CAPACITOR.
6. THIS SYMBOL DENOTES THE DC VOLTAGE ON VHF HI BAND. (154.1000 MHz)
WHTH SQUELCH CONTROL SET TO CCW POSITION.
7. ALL DC VOLTAGES ARE MEASURED WITH A 100kOHM/V DC VOLTMETER.
WHTH VOLUME CONTROL SET TO MINIMUM.
NOTES:
RPA330
RPB302
RPB301
RPB303
RPB304
RPB313
RPB314
RPA301
RPB306
RPB312
RPB307
RPB305
RPB310
RPB311
RPB308
RPB309
R364
68k
C352
0.01
C360
0.047
R402
22k
C
37
8
0.
00
22
R
50
0
10
k
R
48
9
39
k
R
49
0
10
k
R
49
1
10
k
C420
0.1
R492
10k
C
40
9
33
p
R476
1k
R
43
6
47
k
C
38
2
0.
00
33
R
39
9
10
0k
R
41
2
10
0k
R406
22k
R397
1M
R
47
7
39
k
R
37
8
1.
5k
C351
0.01
R360 150k
C348
0.01
IC306b
NJM13403V
7
5
+
6
-
C
35
4
0.
01
R
39
2
10
0k
R377
10k
R
35
9
10
0k
IC305a
NJM2903V
1
4
2
3
8
R
39
8
33
k
R
34
5
8.
2k
R330
8.2k
R
33
3
1.
5k
IC304b
NJM13403V
7
5
+
6
-
C305
0.018
C314
0.018
R
31
4
20
0k
IC304c
NJM13403V
8
10
+
9
-
R336
2.2k
R335
10k
R363
1M
C
35
3
0.
01
C
35
6
0.
01
R
43
7
10
0k
R443
10k
R
44
6
4.
7k
C
39
3
0.
01
R
44
5
10
0k
C414
0.1
R
50
1
39
k
C427
0.1
R
50
4
10
k
R
50
2
1k
C
42
6
0.
1
R
50
3
39
k
C
39
8
0.
1
C
39
2
0.
01
R438
1M
C
38
7
0.
00
1
IC306d
NJM13403V
14
11
12
+
13
-
4
IC306a
NJM13403V
1
3
+
2
-
IC304a
NJM13403V
2
-
3
+
1
C
33
4
1/
10
(T
)
R
35
1
10
k
R
35
0
22
k
C
31
7
0.
15
C
31
6
0.
03
9
R334
100k
IC304d
NJM13403V
14
11
12
+
13
-
4
C315
0.33
R315 1M
C304
470p
R329 1M
R
31
3
12
0k
R339
100k
R
34
9
10
0k
R
31
2
33
k
IC305b
NJM2903V
7
6
5
R342
33k
C
33
3
1/
10
(T
)
R472
39k
C399
0.1
C400
0.1
C425
0.1
C401
0.1
C308
2.2u
CN304
C303
47p
R
31
0
1k
C406
0.1
C408
0.1
R478 10k
R
49
9
10
k
C421
0.1
R482
39k
CN301
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
30
28
26
24
22
20
18
16
14
12
10
8
6
4
2
R420
2k
R
46
4
R
46
5
R
46
6
R
46
7
R
46
8
R
46
9
R
47
0
R
45
4
2k
R
45
5
2k
R
45
1
2k
R
45
2
2k
R
45
3
2k
R
45
6
R
45
7
R
45
8
R
45
9
R
46
0
R
46
1
R317
R316
R511 4.7k
R323
R324
R327
R326
R325
R322
R321
R320
R319
R318
C
33
8
C
33
9
C
33
5
C
33
6
C
33
7
CN303
LC301
R
52
2
47
k
R
44
8
2k
R
44
9
2k
R
45
0
47
k
R
51
4
62
0
C318
0.001
R
33
2
82
k
R338
47k
C332
0.068
LC302
R
34
1
1k
C331
0.001
R
34
3
75
k
C
42
8
0.
00
1
R
51
9
47
k
R
51
7
R
52
0
47
k
R
51
8
C
35
0
0.
1
R
39
1
R393
10k
C377
0.1
C364
47p
R409
10k
R411
10k
R423
82k
R428
390k
R431
390k
R
44
2
47
k
R441
R
46
2
C
40
3
0.
1
R
47
9
39
k
C
41
8
0.
1
R
49
3
2k
IC312
HD74LV595A
1
QB
2
QC
3
QD
4
QE
5
QF
6
QG
7
QH
8
GND
9
QH'
10
SRCLR
11
SRCLK
12
RCLK
13
G
14
SER
15
QA
16
Vcc
R474 10k
R435
100
R434
1k
R433
1k
R430
1k
R426
1k
X301
11.0592MHz
1
4
3
2
C363
47p
C
34
9
0.
1
C
30
1
0.
00
1
IC301
M24512WMW6T
1
E0
2
E1
3
E2
4
VSS
5
SDA
6
SCL
7
WC
8
VCC
C
43
1
0.
22
C
43
2
0.
22
D
30
8
1S
S
35
7(
S
3)
R
39
4
10
k
C
35
7
1/
10
(T
)
R405
1k
R487
39k
R498
39k
C
40
7
0.
1
IC311
TC58FVT160AFT-70
1
A15
2
A14
3
A13
4
A12
5
A11
6
A10
7
A9
8
A8
9
A19
10
NC
11
WE
12
RESET
13
NC
14
NC
15
RY/BY
16
A18
17
A17
18
A7
19
A6
20
A5
21
A4
22
A3
23
A2
24
A1
25
A0
26
CE
27
Vss
28
OE
29
DQ0
30
DQ8
31
DQ1
32
DQ9
33
DQ2
34
DQ10
35
DQ3
36
DQ11
37
VDD
38
DQ4
39
DQ12
40
DQ5
41
DQ13
42
DQ6
43
DQ14
44
DQ7
45
DQ15/A-1
46
Vss
47
BYTE
48
A16
C430
0.1
IC314
TK11233CUCB
1
2
3
4
5
6
R305
150k
R
30
6
56
k
R
48
0
39
k
R439 33k
R432 33k
R424
2.4k
R410
2.4k
R
42
7
2.
4k
R
42
2
1.
2k
R403
2.4k
R
40
7
1.
2k
R
40
1
1.
2k
R396
2.4k
C
42
9
0.
00
1
C
30
2
0.
00
1
Q302
2SA1577(Q)
R
35
8
10
k
Q303
2SC4116(LG)
R395
22k
R
40
0
2.
4k
R425
22
R421
22
C
34
7
0.
00
1
R
35
7
10
k
Q301
2SA1577(Q)
R
36
1
1k
D
30
3
H
S
C
27
7
C
38
4
0.
1
LED317
URGB1308B
B
G
R
R
49
6
39
k
R
49
5
39
k
C
42
3
0.
1
C422
2.2u
R
49
4
39
k
R486 2k
R484 1k
C
41
2
2.
2u
C
39
7
0.
00
1
C
39
5
47
p
C
38
3
47
p
C
38
5
47
p
C
38
8
47
p
C
39
1
47
p
C
39
4
47
p
C
38
1
47
p
C
32
7
C
32
8
C
32
6
C
32
9
R
35
2
R
35
3
R
35
4
R
35
5
LE
D
30
1
LE
D
30
2
LE
D
30
3
LE
D
31
6
R
50
5
LE
D
31
9
LE
D
31
8
C
36
5
47
p
C
36
1
47
p
R475 10k
C
41
3
0.
1
IC313
TLV320AIC13CDBT
1
IOVss
2
IOVDD
3
FSD
4
FS
5
DOUT
6
DIN
7
M/S
8
/PWRDN
9
OUTM1
10
OUTP1
11
DRVDD
12
DRVss
13
OUTP2
14
OUTMV
15
OUTP3
16
AVss
17
AVDD
18
MICIN
19
INP2
20
INM2
21
BIAS
22
INM1
23
INP1
24
/RESET
25
MCLK
26
SCL
27
SDA
28
SCLK
29
DVDD
30
DVss
C
42
4
0.
1
D
30
7
1S
S
35
7(
S
3)
D
30
6
1S
S
35
7(
S
3)
D
30
5
1S
S
35
7(
S
3)
LE
D
30
4
C
31
0
C
31
1
R
34
8
1.
1M
C
35
8
47
p
C
35
9
47
p
C
39
6
47
p
R
47
3
47
0k
C
40
2
47
p
IC309
NJM2871BF18
1
Control
2
GND
3
Bypass
4
Vout
5
Vin
C
41
1
0.
01
C
41
6
0.
1
R483
10k
R488
1k
R485
1k
C
41
5
4.
7/
6.
3V
(T
)
+
C
35
5
47
p
C
32
5
0.
00
1
C
31
2
C
32
0
C
32
1
C
32
2
C
32
3
C
31
9
R340
2.2M
C
32
4
1/
10
(T
)
SCAN/SS
F1
F2
F3
LEFT
LIGHT
ATT
3
2
1
4
5
6
TUNE
7
8
9
WX/SW
ENT
Priode
0
CL
PSE
PGM/VS
PRI
L/O
SRCH
FAV
DOWN
MANUAL
SEL
RIGHT
UP
FUNC
D
30
4
1S
S
35
7(
S
3)
R
47
1
47
0k
R
49
7
39
k
Q305
2SC4116(LG)
R
30
9
4.
7k
IC303
S-80820CNNB-B8F
3
NC
4
Vss
1
OUT
2
Vdd
D301
HSC277
R
36
2
15
k
R
30
8
47
k
D302
HSC277
R
51
6
47
k
R404
10k
C362
0.22
C
37
9
0.
22
R
40
8
10
0k
R
48
1
2k
C
40
4
2.
2u
IC310
TMS320VC5409APGE12
1
CVss
2
A22
3
CVss
4
DVdd
5
A10
6
HD7
7
A11
8
A12
9
A13
10
A14
11
A15
12
CVDD
13
/HAS
14
DVss
15
CVss
16
CVDD
17
/HCS
18
HR/W
19
READY
20
/PS
21
/DS
22
/IS
23
R/W
24
/MSTRB
25
/IOSTRB
26
/MSC
27
XF
28
/HOLDA
29
/IAQ
30
/HOLD
31
/BIO
32
MP/MC
33
DVdd
34
CVss
35
BDR1
36
BFSR1
37
C
V
ss
38
B
C
LK
R
1
39
H
C
N
T
L0
40
D
V
ss
41
B
C
LK
R
0
42
B
C
LK
R
1
43
B
F
S
R
0
44
B
F
S
R
1
45
B
D
R
0
46
H
C
N
T
L1
47
B
D
R
1
48
B
C
LK
X
0
49
B
C
LK
X
1
50
C
V
ss
51
/H
IN
T
/T
O
U
T
1
52
C
V
D
D
53
B
F
S
X
0
54
B
F
S
X
1
55
H
R
D
Y
56
D
V
dd
57
D
V
ss
58
H
D
0
59
B
D
X
0
60
B
D
X
1
61
/IA
C
K
62
H
B
IL
63
/N
M
I
64
/IN
T
0
65
/IN
T
1
66
/IN
T
2
67
/IN
T
3
68
C
V
D
D
69
H
D
1
70
C
V
ss
71
B
C
LK
X
1
72
D
V
ss
73
BFSX1
74
BDX1
75
DVdd
76
DVss
77
CLKMD1
78
CLKMD2
79
CLKMD3
80
HPI16
81
HD2
82
TOUT0
83
EMU0
84
EMU1/OFF
85
TDO
86
TDI
87
/TRST
88
TCK
89
TMS
90
CVss
91
CVDD
92
HPIENA
93
DVss
94
CLKOUT
95
HD3
96
X1
97
X2/CLKIN
98
/RS
99
D0
100
D1
101
D2
102
D3
103
D4
104
D5
105
A16
106
DVss
107
A17
108
A18
10
9
A
19
11
0
A
20
11
1
C
V
ss
11
2
D
V
dd
11
3
D
6
11
4
D
7
11
5
D
8
11
6
D
9
11
7
D
10
11
8
D
11
11
9
D
12
12
0
H
D
4
12
1
D
13
12
2
D
14
12
3
D
15
12
4
H
D
5
12
5
C
V
D
D
12
6
C
V
ss
12
7
/H
D
S
1
12
8
D
V
ss
12
9
/H
D
S
2
13
0
D
V
dd
13
1
A
0
13
2
A
1
13
3
A
2
13
4
A
3
13
5
H
D
6
13
6
A
4
13
7
A
5
13
8
A
6
13
9
A
7
14
0
A
8
14
1
A
9
14
2
C
V
D
D
14
3
A
21
14
4
D
V
ss
C
A
P
2+
R
E
S
E
T
C
A
P
1+
C
A
P
1-
C
A
P
2-
V
ou
t
V
r
V
0
V
1
V
2
V
3
V
4
V
ss
V
dd
S
C
L
S
I
R
S
C
S
B
S
F T G A
IC307
GRE-0801
1
P94/DA1/TB4IN
2
P93/DA0/TB3IN
3
P92/TB2IN/SOUT3
4
P91/TB1IN/SIN3
5
P90/TB0IN/CLK3
6
BYTE
7
CNVss
8
P87/XCIN
9
P86/XCOUT
10
RESET
11
XOUT
12
VSS
13
XIN
14
VCC1
15
P85/NMI
16
P84/INT2
17
P83/INT1
18
P82/INT0
19
P81/TA4IN/U
20
P80/TA4OUT/U
21
P77/TA3IN
22
P76/TA3OUT
23
P75/TA2IN/W
24
25
26
27
28
29
P
67
/T
X
D
1/
S
D
A
1
30
P
66
/R
xD
1/
S
C
L1
31
P
65
/C
LK
1
32
P
64
/C
T
S
1/
R
T
S
1/
C
T
S
0/
C
LK
S
1
33
P
63
/T
X
D
0/
S
D
A
0
34
P
62
/R
xD
0/
S
C
L0
35
P
61
/C
LK
0
36
P
60
/C
T
S
0/
R
T
S
0
37
P
57
/R
D
Y
/C
LK
O
U
T
38
P
56
/A
LE
39
P
55
/H
O
LD
40
P
54
/H
LD
A
41
P
53
/B
C
LK
42
P
52
/R
D
43
P
51
/W
R
H
/B
H
E
44
P
50
/W
R
L/
W
R
45
P
47
/C
S
3
46
P
46
/C
S
2
47
P
45
/C
S
1
48
P
44
/C
S
0
49
P
43
/A
19
50
P
42
/A
18
51
52
53
P37/A15
54
P36/A14
55
P35/A13
56
P34/A12
57
P33/A11
58
P32/A10
59
P31/A9
60
VCC2
61
P30/A8(/-/D7)
62
VSS
63
P27/AN27/A7(/D7/D6)
64
P26/AN26/A6(/D6/D5)
65
P25/AN25/A5(/D5/D4
66
P24/AN24/A4(/D4/D3)
67
P23/AN23/A3(/D3/D2
68
P22/AN22/A2(/D2/D1)
69
P21/AN21/A1(/D1/D0)
70
P20/AN20/A0(/D0/-)
71
P17/D15/INT5
72
P16/D14/INT4
73
P15/D13/INT3
74
P14/D12
75
P13/D11
76
77
78
P
10
/D
8
79
P
07
/A
N
07
/D
7
80
P
06
/A
N
06
/D
6
81
P
05
/A
N
05
/D
5
82
P
04
/A
N
04
/D
4
83
P
03
/A
N
03
/D
3
84
P
02
/A
N
02
/D
2
85
P
01
/A
N
01
/D
1
86
P
00
/A
N
00
/D
0
87
P
10
7/
A
N
7/
K
I3
88
P
10
6/
A
N
6/
K
I2
89
P
10
5/
A
N
5/
K
I1
90
P
10
4/
A
N
4/
K
I0
91
P
10
3/
A
N
3
92
P
10
2/
A
N
2
93
P
10
1/
A
N
1
94
A
V
S
S
95
P
10
0/
A
N
0
96
V
R
E
F
97
A
V
cc
98
99
10
0
C
41
9
0.
00
1
R
30
1
47
k
R
30
2
3.
3k
R512
0
R
51
3
R
52
1
33
k
C
36
6
C
36
7
C
36
9
C
36
8
C
37
0
C
37
1
C
37
2
C
37
3
C
37
5
C
37
6
R365
1k
R366
1k
R367
1k
R368
1k
R369
1k
R371
1k
R370
1k
R372
1k
R373
1k
R374
1k
R375
1k
R376
2k
R413
1k
C380
0.1
R414
1k
R415
1k
R419
2k
R416
1k
R417
1k
R418
1k
Q307
DTC114YUA(64)
C
31
3
47
p
R
33
7
1k
C
34
0
C
34
1
C
34
2
C
34
3
C
34
4
C
34
5
C
34
6
CN305
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
J301
1
2
4
5
3
C
41
7
0.
1
R304
33k
R
30
3
47
k
Q304
2SC4116(LG)
C
40
5
0.
01
IC308
NJM2871BF15
1
Control
2
GND
3
Bypass
4
Vout
5
Vin
LC304
C
33
0
0.
01
C
30
7
0.
22
R
34
4
16
0k
X302
1
4
3
2
C306
0.018
R328
20k
C309
0.018
R
33
1
91
k
R
34
7
20
k
R
31
1
82
k
R
34
6
10
k
C
41
0
33
p
3.2
1.2
3.3
1.8
3.3
LC305
3.1
3.3
3.3
3.3
3.3
3.3
5.2
5.2
3.3
3.3
1.67
3.2
1.2
3.3
LC303
3.3
1.5
R447
620
R463
620
1.5
3.3
1.5
0
1.5
1.5
3.3
1.6
1.4
1.4
1.0
1.0
1.0
1.0
1.0
1.6
1.6
1.6
1.6
0.9
1.0
R440
24k
C390
0.01
R
44
4
1.
8k
1.6
IC306c
NJM13403V
8
10
+
9
-
C389
0.01
C386
0.01
1.6
1.6
1.6
1.6
1.0
1.0
1.0
1.0
R
51
5
62
0
R429
22
Q306
2SC4116(LG)
R
50
6
R
39
0
R
37
9
LE
D
30
5
SCHEMATIC DIAGRAM for 20-106 (Logic Section)
73