1. DL manuals
  2. Icom
  3. Transceiver
  4. IC-F7000
  5. Service Manual

Icom IC-F7000 Service Manual

Other manuals for IC-F7000: Instruction Manual, Service Manual Addendum
Manual is about: HF

Summary of IC-F7000

  • Page 1

    Hf transceiver if7000 service manual.

  • Page 2

    Introduction this service manual describes the latest service information for the ic-f7000 hf transceiver at the time of publica- tion. 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...

  • Page 3

    Table of contents section 1 specifications section 2 inside views section 3 about external reference signal input section 4 circuit description section 5 adjustment procedures section 6 parts list section 7 mechanical parts and disassembly 7 - 1 rc-26....................................................

  • Page 4: Section 1

    1 - 1 section 1 specifications all stated specifications are subject to change without notice or obligation. • ic-f7000 ‘ ‘ general • frequency coverage : receive 500 khz–29.9999 mhz • mode : j3e (usb/lsb), *j2b (afsk), *f1b (fsk), *a1a (cw), a3e *[oth] version only • antenna impedance : 50 Ω • freq...

  • Page 5

    1 - 2 • rc-26 remote controller ‘ ‘ general • microphone impedance : 600 Ω • audio output power : more than 2 w at 4 Ω load with 10% distortion • audio output impedance : 4 Ω • usable temperature range : –10˚c to +60˚c; +14˚f to +140˚f • dimension (projections not included) : 150(w) × 50(h) × 51(d) ...

  • Page 6

    1 - 3 unit: mm (inch) 240 (9 7 16 ) 287.8 (11 11 32 ) 239.3 (9 13 32 ) 231 (9 3 32 ) 155 (6 3 32 ) 133 (5 1 4 ) 50 (1 31 32 ) 50 (1 31 32 ) 5.4 ( 7 32 ) (d) 32.2 (1 9 32 ) 1.7 ( 1 16 ) 1.9 ( 1 16 ) 22.5 ( 7 8 ) 6 ( 1 4 ) 72 (2 27 32 ) 87 (3 7 16 ) 5.4 ( 7 32 ) 5.4 ( 7 32 ) 55.4 (2 3 16 ) 25 ( 31 32 ...

  • Page 7

    1 - 4 unit: mm (inch) 5.4 ( 7 32 ) 5.4 ( 7 32 ) 173.2 (6 13 16 ) 51.2 (2 1 32 ) 40 (1 9 16 ) 40 (1 9 16 ) 45 (1 25 32 ) 40 (1 9 16 ) 6.5 ( 1 4 ) 14.6 ( 9 16 ) 9 ( 11 32 ) 150 (5 29 32 ) 158.2 (6 7 32 ) 50 (1 31 32 ) 66.6 (2 5 8 ) 66.3 (2 5 8 ) 37 (1 15 32 ) 5.5 ( 7 32 ) 89 (3 1 2 ) unit: mm (inch).

  • Page 8: Section 2

    Section 2 inside views 2 - 1 • rc-26 • hm-146 (mic unit) connect bo connect board displa display board +8v regulator (ic8310: (ic8310: ta78l08f) +10v regulator (ic8301: (ic8301: an8009m) an8009m) +5v regulator (ic8290: (ic8290: ta7805f) reset ic (ic8202: (ic8202: s-80942cnmc-g9c) s-80942cnmc-g9c) cp...

  • Page 9

    2 - 2 • ic-f7000 (bottom view) • ic-f7000 (top view) pa unit a unit pll ic (ic5401: (ic5401: lmx2306tm) lmx2306tm) varistor-1 bo or-1 board varistor-2 bo or-2 board +8v regulator (ic6601: (ic6601: ta7808f) driver bo driver board push-pull ampifier push-pull ampifier q6401, q6402 q6401, q6402 : sd140...

  • Page 10

    Section 3 about external reference signal input 3 - 1 ‘ ‘ in case of using external reference signal need to modify the pll unit (bottom side) as below when using external reference. Q remove r5251 from the pll unit. W solder disconnect points (cp5041) on the pll unit. 1 4 8 1 4 8 5 5 cp5041 r5251 w...

  • Page 11

    3 - 2 ‘ ‘ in case of using internal reference signal need to modify the pll unit (bottom side) as below. Otherwise the transceiver does not work properly. Q unsolder connect points (cp5041) on the pll unit. W solder r5251 to the original position, or solder disconnect points (cp5251) on the pll unit...

  • Page 12: Section 4

    4 - 1 section 4 circuit description 4-1 receiver circuits 4-1-1 rf filter circuit (pll and main units) received signals from the antenna connector are applied to the transmit/receive switching and protection relay (pll unit; rl7301) which is controlled by the cpu via the “trxs” line. The signals pas...

  • Page 13

    4 - 2 4-1-5 dsp receiver circuit (main and dsp units) the dsp (digital signal processor) circuit enables digital if filter, digital noise reduction, digital psn (pulse shift network), phase demodulation, digital automatic notch, and etc. The 3rd if signal is applied to the if amplifier (main unit; i...

  • Page 14

    4 - 3 4-2 transmitter circuits 4-2-1 microphone amplifier circuit (rc-26, main and dsp units) the microphone amplifier circuit amplifies microphone audio signal to a level needed for the dsp circuit. Audio signals from the [mic] connector (j8701, pin 6) are amplified at the af amplifier (ic8280, pin...

  • Page 15

    4 - 4 4-2-5 rf circuit (main, pa, pll units and dri- ver board) the rf circuit amplifies operating (transmitting) frequency to obtain 100 w (125 w: 1.6–4 mhz for [oth]) of rf output. The rf signals from the 1st mixer circuit pass through the low-pass filter (l702, l703, c706, c707, c709–c711, c721),...

  • Page 16

    4 - 5 4-2-6 alc circuit (pll and main units) the alc (automatic level control) circuit controls the gain of if amplifiers in order for the transceiver to output a con- stant rf power even when the supplied voltage shifts, etc. The rf power level is detected at the power detector circuit (pll unit; d...

  • Page 17

    4 - 6 the detected signal output from the pll ic (pin 2) is con- verted into a dc voltage (lock voltage) at the loop filter and then fed back to one of the vco circuits (q5521, d5521, l5523). The oscillated signal from the buffer amplifier (q5601) is also applied to the main unit via the “m1lo” line...

  • Page 18

    4 - 7 4-5-3 pll unit voltage line 4-5 power supply circuits 4-5-1 pa unit voltage line line hv13 hv s13v 13.8 pa8v t8v description the voltage from an external power supply. The same voltage as the hv13 line passed through the fuse (f6701). The same voltage as the hv13 line passes through the switch...

  • Page 19

    4 - 8 pin number 90 92 93 94 97 port name eck asen temp nsen rfml description outputs serial clock signal for the eeprom (ic3301, pin 6). Input port for the send signal from the accessory connector (j1801). Input port for the power amplifier tem- perature signal from the pa unit. Input port for the ...

  • Page 20

    4 - 9 4-6-5 output expander ic (main unit; ic3603) pin number 4 5 6 11 13 14 port name nms ems mms nmr afms csen description outputs nbdp mod control signal for the gate mod ic (ic2001, pin 10). Outputs external mod control signal for the gate mode ic (ic2001, pin 11). Outputs microphone mod control...

  • Page 21

    4 - 10 4-6-7 front cpu port allocations (rc-26, display board; ic8201) pin number 15–17 21 22 23 24 25 27 28 31 32 37 39 40 48 49 50 51 52 53 54 55 57 port name cs wr rd calk upk unk sela selb pcon iok mudk mptt dim etxd erxd scnk tunk mutk emgk trk tlk t0k t9k t8k description outputs lcd drive sign...

  • Page 22

    5 - 1 5-1 preparation when adjusting the contents on page 5-9, a jig cable (see illustration as below) is required. Some adjustments must be performed on the “adjustment mode”. Entering the “adjustment mode”, refer to the next page in detail. ■ required test equipment section 5 adjustment procedures...

  • Page 23

    5 - 2 ■ entering the adjustment mode 1 turn the power off. 2 push and hold the hm-146’s [call] and rc-26’s [emg] switches, then turn the power on. ■ operating on the adjustment mode • enter the tx adjustment from the main menu. : push the rc-26 [1] button • enter the rx adjustment from the main menu...

  • Page 24

    5 - 3 5-2 pll unit adjustment lpl lock voltage hpl lock voltage reference frequency 1 2 1 2 1 2 • operating frequency : 0.5000 mhz • mode : j3e • receiving • operating frequency : 0.4999 mhz • receiving • operating frequency : 29.9999 mhz • mode : j3e • receiving • operating frequency : 0.0300 mhz •...

  • Page 25

    5 - 4 c5521 hpl lock voltage adjustment cp5402 hpl lock voltage ckeck point l5204 l5203 r5255 reference frequency adjustment p5201 reference frequency ckeck point cp5302 lpl lock voltage ckeck point l5305 lpl lock voltage adjustment • pll unit top view pll unit • ic-f7000 bottom view.

  • Page 26

    5 - 5 5-3 pa and filter units adjustment idling current (for drive fets) (for final transistors) swr detector 1 2 • operating frequency : 12.2350 mhz • mode : j3e • apply no audio signal to the [mic] con- nector. • disconnect j6702. • preset r6304 and r6412 on the pa unit to max. Counter clockwise. ...

  • Page 27

    5 - 6 swr detector check point cp7331 (ref line) connect to ground cp7332 (for line) swr detector adjustment c7275 r6304 idling current adjustment (for drive fets) r6412 idling current adjustment (for final transistors) • pa unit top view • pll unit bottom view pll unit • ic-f7000 bottom view.

  • Page 28

    5 - 7 5-4 receiver adjustments ”total gain”, “s-meter” and “dsc peak” adjustments must be performed at “adjustment mode”. Noise null point receiver gain total gain s-meter 1 1 1 1 2 • operating frequency : 0.5 mhz • mode : a3e • preset l209 parallel to top edge of its chassis. • preset l401, l403, l...

  • Page 29

    5 - 8 preset to max. Counter clockwise preset to top edge of its chassis l401 l403 l801 l404 l405 l209 noise null point adjustment r217 r218 noise null point adjustment l207 l210 l211 l208 set to same height here. L209 presetting [ok] • main unit top view • rc-26 front panel main unit • ic-f7000 bot...

  • Page 30

    5 - 9 5-5 transmitter adjustments the following adjustments must be performed at “adjustment mode” after “swr detector” and “receiver” adjust- ments in the section 5-3 and 5-4. Transmit peak and total gain (tx peak) (total gain) tx power (high) (middle) (low) swr detector 1 2 1 2 1 2 1 2 1 2 • while...

  • Page 31

    5 - 10 [ok] [vol] dial r6516 ic-apc adjustment cp7332 connect to ground • pa unit top view • rc-26 front panel transmitter adjustments–continued 1 • operating frequency : 13.810 mhz • mode : j3e • set the audio generator as: frequency : 1.5 khz level : 100 mv • preset r6516 on the pa unit to center ...

  • Page 32: Section 6

    [main unit] [main unit] ic1 1110004080 s.Ic µpc2709t-e3 t ic101 1130011640 s.Ic is62c1024l-45t t ic301 1110004080 s.Ic µpc2709t-e3 t ic501 1110005460 s.Ic ta4107f (te12l) t ic901 1110005460 s.Ic ta4107f (te12l) t ic1001 1130006220 s.Ic tc4w53fu (te12l) t ic1002 1110005450 s.Ic ts522idt t ic1051 1110...

  • Page 33

    [main board] l1 6200010670 s.Coil c2520c-r18g (0.18u) t l2 6200010740 s.Coil c2520c-r27g-a t l3 6200002860 s.Coil nl 252018t-4r7j t l4 6200002040 s.Coil nl 252018t-101j t l51 6180003440 coil eleah 4r7ja t l52 6200005010 s.Coil nl 252018t-100j t l53 6180003460 coil eleah 3r9ja t l54 6200002040 s.Coil...

  • Page 34

    [main unit] r109 7030003370 s.Resistor erj3geyj 271 v (270 Ω ) t r110 7030003370 s.Resistor erj3geyj 271 v (270 Ω ) t r111 7030003370 s.Resistor erj3geyj 271 v (270 Ω ) t r112 7030003370 s.Resistor erj3geyj 271 v (270 Ω ) t r113 7030003370 s.Resistor erj3geyj 271 v (270 Ω ) t r114 7030003280 s.Resis...

  • Page 35

    [main unit] r1208 7030003610 s.Resistor erj3geyj 273 v (27 k Ω ) t r1209 7030003640 s.Resistor erj3geyj 473 v (47 k Ω ) t r1210 7030009591 s.Resistor era3yed 472v t r1211 7030005871 s.Resistor era3ykd 104v (100 k Ω ) t r1212 7030003740 s.Resistor erj3geyj 334 v (330 k Ω ) t r1213 7030005871 s.Resist...

  • Page 36

    [main unit] r3332 7030003640 s.Resistor erj3geyj 473 v (47 k Ω ) t r3333 7030003360 s.Resistor erj3geyj 221 v (220 Ω ) t r3334 7030003640 s.Resistor erj3geyj 473 v (47 k Ω ) t r3335 7030003360 s.Resistor erj3geyj 221 v (220 Ω ) t r3336 7030003360 s.Resistor erj3geyj 221 v (220 Ω ) t r3337 7030003360...

  • Page 37

    [main unit] [main unit] c171 4030011280 s.Ceramic c1608 ch 1h 271j-t t c172 4030011600 s.Ceramic c1608 jb 1e 104k-t t c173 4030007160 s.Ceramic c1608 ch 1h 181j-t t c174 4030011600 s.Ceramic c1608 jb 1e 104k-t t c175 4030007040 s.Ceramic c1608 ch 1h 180j-t t c176 4030011600 s.Ceramic c1608 jb 1e 104...

  • Page 38

    [main unit] [main unit] c1002 4030011600 s.Ceramic c1608 jb 1e 104k-t t c1003 4030011600 s.Ceramic c1608 jb 1e 104k-t t c1004 4030018610 s.Ceramic c1608 ch 1h 182j-t t c1005 4030017800 s.Ceramic c1608 ch 1h 561j-t t c1006 4030006880 s.Ceramic c1608 jb 1h 472k-t t c1007 4030006880 s.Ceramic c1608 jb ...

  • Page 39

    [pll unit] [main unit] j1 6510007020 connector tmp-j01x-v6 t j51 6510007020 connector tmp-j01x-v6 t j301 6510007020 connector tmp-j01x-v6 t j601 6510007020 connector tmp-j01x-v6 t j1101 6510021650 connector imsa-9180b-30b t j1102 6510022810 connector imsa-9180b-22b t j1451 6450000102 connector hsj18...

  • Page 40

    [pll unit] [pll unit] r5088 7030003640 s.Resistor erj3geyj 473 v (47 k Ω ) t r5089 7030009620 s.Resistor erj12yj120u (12 Ω ) b r5090 7030003520 s.Resistor erj3geyj 472 v (4.7 k Ω ) t r5091 7030003520 s.Resistor erj3geyj 472 v (4.7 k Ω ) b r5092 7030003520 s.Resistor erj3geyj 472 v (4.7 k Ω ) b r5093...

  • Page 41

    [pll unit] [pll unit] c5080 4030006880 s.Ceramic c1608 jb 1h 472k-t b c5081 4030006880 s.Ceramic c1608 jb 1h 472k-t t c5082 4030006880 s.Ceramic c1608 jb 1h 472k-t b c5083 4030006900 s.Ceramic c1608 jb 1h 103k-t b c5084 4030006900 s.Ceramic c1608 jb 1h 103k-t t c5085 4030008680 s.Ceramic c2012 jf 1c...

  • Page 42

    [pa unit] [pll unit] c7126 4010005360 ceramic hm11sj sl 301j 500v t c7128 4010005370 ceramic hm11sj sl 331j 500v t c7129 4010005870 ceramic hm95sj sl 221j 500v t c7130 4030011550 s.Ceramic grm31m2c2h680jv01l (grm42-6 ch) b c7131 4030012480 s.Ceramic grm31m2c2h121jv01l (grm42-6 ch) b c7132 4030012480...

  • Page 43

    [pa unit] [pa unit] r6406 7030010260 s.Resistor erj1tyj 3r3 u t r6407 7030001010 s.Resistor mcr50jzhj 10 Ω (100) t r6408 7030001010 s.Resistor mcr50jzhj 10 Ω (100) t r6409 7070001180 resistor erx2sj 2r7 (2.7 Ω ) t r6410 7070001180 resistor erx2sj 2r7 (2.7 Ω ) t r6411 7070000521 resistor erx3sj 2r7 (...

  • Page 44

    [dsp board] [dsp board] ic9701 1110001900 s.Ic µpc4570g2-t1 b ic9801 1130010560 s.Ic sn74ahc244pwr b q9021 1530002060 s.Transistor 2sc4081 t106 r b q9201 1590001660 s.Transistor xp4312 (tx) b q9301 1590000430 s.Transistor dtc144eua t106 t q9302 1590000430 s.Transistor dtc144eua t106 t d9301 17500003...

  • Page 45

    [driver board] [dsp board] c9303 4030011600 s.Ceramic c1608 jb 1e 104k-t t c9304 4030006880 s.Ceramic c1608 jb 1h 472k-t t c9305 4030011600 s.Ceramic c1608 jb 1e 104k-t t c9306 4030011600 s.Ceramic c1608 jb 1e 104k-t t c9307 4030011600 s.Ceramic c1608 jb 1e 104k-t t c9308 4030011600 s.Ceramic c1608 ...

  • Page 46

    [front unit] w8001 8900009230 cable opc-908 (p=1 n=10 l=60) w8002 8900012650 cable opc-1272 tyx4003-210100 w8005 8900008860 cable opc-875 (n:20 l:70) ic8201 1140011600 s.Ic hd64f2134afa20 (ex-2621a) b ic8202 1110005770 s.Ic s-80942cnmc-g9c-t2 b ic8205 1130009700 s.Ic lc73872m-trm b ic8250 1130005720...

  • Page 47

    [rear board] [display board] c8311 4030011600 s.Ceramic c1608 jb 1e 104k-t b c8312 4030011600 s.Ceramic c1608 jb 1e 104k-t b c8313 4510004640 s.Electrolytic ecev1ca470sp b j8201 6510021260 s.Connector b9b-zr-sm3-tf b j8202 6510022620 s.Connector 10fmn-bmttr-a-tbt b j8205 6510022540 s.Connector 20fmn...

  • Page 48

    S.=surface mount 6 - 17 [main unit] mic ic1 1130008990 s.Ic lc7366nm-trm t q1 1590003340 s.Transistor dta114eua t106 t d1 1730002500 s.Zener ma8062-m (tx) t x1 6060000700 s.Ceramic prbc 3.58ar t l5 6200008620 s.Coil lk1608-r82k-t t r1 7030009370 s.Resistor mcr03ezhj 220 Ω — (221) t r13 7030009360 s....

  • Page 49: Section 7

    Section 7 mechanical parts and disassembly 7 - 1 w8002 8900012650 cable opc-1272 1 mp8001 8210020240 2140 front panel (a) assembly 1 mp8002 8210020010 2621 reflector 1 mp8003 8930060820 2621 lcd holder 1 mp8006 8930060810 2140 front key (d) 1 mp8009 8610009840 knob n234 1 mp8011 8930038220 1765 rear...

  • Page 50

    Screw abbreviations bt, b0, a0: selt-tapping ph: pan head bih: binding head fh: flat head sus: stainless ni: nickel bs: brass ni-zu: nickel-zinc zk: black 7 - 2 2 1 3 5 4 6 tune scan 8 7 9 mute 0 call clr ok mc4001 (f) accessories w4001 (f) ep4002 (f) f4002 (f) mp8103 (r) mp8101 (r) mp8102 (r) mp810...

  • Page 51

    Unit abbreviations (f): front parts (d): display board (c): connect board (r): rear board (a): accessories mp8017 (f) display board mp8006 (f) mp8001 (f) mp8016 (f) mp8009 (f) mp8003 (f) ds8920 (c) mp8023 (f) mp8002 (f) connect board mp8024 (f) mp8015 (f) j8701 (d) s8201 (d) w8002 (f) to ic-f7000 ma...

  • Page 52

    7 - 4 unit abbreviations (c): chassis parts (m): main unit (p): pll unit (ds): dsp board (dr): driver board varistor-2 board mp2 (c) unit abbreviations (c): chassis parts (m): mic unit mp15 (c) mp15 (c) mp3 (c) mp25 (c) mp24 (c) mp6 (c) mp26 (c) mp17 (c) mp1 (c) mp12 (c) mp7 (c) mp29 (c) mp5 (c) mp2...

  • Page 53

    8 - 1 section 8 semi-conductor information • transistor and fet’s b e c b e c b b e e c c b e c b e c b e c b e c b c e b e c b e c b e c b c e b c e b c e d g s s d g b e c b e c b e c g1 g2 s d g s d s s d g g s d s s d g g s d s g s s d g s d e1 c2 b1 c1 e2 b2 e1 c2 b1 c1 e2 b2 e1 c2 b1 c1 e2 b2 ...

  • Page 54

    1 10 20 lock 11 dn up ptt 2 8 to rc-26 display board j8701 1 7 j1 udc ptt mic t one 8v dim mice gnd 9 - 1 section 9 board layouts 9-1 hm-146 • top view 9-2 rc-26 9-2-1 connect board • top view 9-2-2 rear board • top view f13h 2 10 1 9 to display board j8702 j8802 afin afin afo gnd f13h afin afo gnd ...

  • Page 55

    9 - 2 • bottom view (connect board) 9v 1 19 2 20 to display board j8205 j8920 gnd cl1 cs wr gnd db0 db2 db4 db6 5v gnd res rs rd gnd db1 db3 db5 db7 • bottom view (rear board) 1 4 7 clr 2 5 8 0 3 6 9 ok tune scan mute call • bottom view (mic unit).

  • Page 56

    9-2-3 display board • top view 3 6 9 ok 2 5 8 0 1 4 7 clr call scan tune mute emg i/o mic vol 8v 1 7 2 8 to hm-146 mic unit j1 j8701 dim mice gnd udc ptt mic to n e 9 - 3.

  • Page 57

    • bottom view (display board) gnd 1 9 2 10 j8202 gnd fzmd fzrs fzrx gnd nc nc fztx fz5v gnd 9 to ic-f7000 main unit j2051 1 j8201 rxd txd h13v f afg fa f gnd fmodg fmod 9v 1 19 2 to connect board j8920 20 j8205 gnd cl1 cs wr gnd db0 db2 db4 db6 5v gnd res rs rd gnd db1 db3 db5 db7 gnd 1 9 2 10 to re...

  • Page 58

    9 - 5 9-3 ic-f7000 9-3-1 dsp board • top view 1 8 16 9 1 10 20 11 1 7 14 8 1 4 8 5 1 36 108 73 72 37 109 144 5 8 4 1 7 1 8 14 1 14 28 15 1 3 6 4 1 3 6 4 gnd1 fdis fena1 fint fres fd a t fck fstb gnd1 fok fbsy 8v.

  • Page 59

    9 - 6 • bottom view (dsp board) 1 21 to main unit j1102 2 22 j9901 dspi1 gnd gnd gnd 8v gnd agc2 gnd dspo1 gnd gnd gnd gnd dspi2 gnd 8v gnd agc1 gnd gnd gnd dspo2 29 1 main unit j1101 30 2 dres dsky gnd1 nc vsql ale2 cwst gnd1 obsy rqo gnd1 ck rqi gnd1 ck_in gnd1 unlk gnd1 out8 out6 trfo ale1 gnd1 s...

  • Page 60

    13.8v send aaf a gnd amod cwk fa l c sqls from pll unit j7321 mrx w7321 from pll unit j5601 m1lo w5601 from/to p a unit j6702 ygr w4520 from pll unit j5201 m2lo w5201 1 4 1 1 1 1 1 4 8 5 1 1 1 30 31 50 100 81 80 51 1 16 32 17 4 8 5 10 20 11 1 1 1 1 4 8 5 4 8 5 5 8 4 1 1 1 1 1 1 8 1 6 3 4 16 9 4 8 5 ...

  • Page 61

    • bottom view (main unit) 9 - 8.

  • Page 62

    1 4 8 5 4 1 j6301 to driver board gnd gnd drvi drvi 1 4 j6302 to driver board drvo drvo gnd gnd 1 3 j6411 to varistor-1 board gnd va r o va r i 1 3 to varistor-2 board j6412 gnd gnd va r o 29 1 30 2 j6701 to main unit j1901 hv fa n c s13v s13v s13v st a t tum4 tum1 tscs pon hv s13v s13v s13v icv gnd...

  • Page 63

    • bottom view (pa unit) 9 - 10

  • Page 64

    To pa unit j6401 flin w7001 to main unit j601 m1lo w5601 to main unit j301 m2lo w5201 from chassis unit j4501 ant w4503 to main unit j51 mrx w7321 1 8 16 9 12 11 1 23 33 22 44 34 50 26 76 75 51 1 25 100 1 8 16 9 5 1 6 9 j5051 gnd nsend nc gnd af - af+ gnd mod - mod+ af/mod ext ref 5 1 6 9 j5081 nc p...

  • Page 65

    1 4 8 1 4 8 5 5 9 - 12 • bottom view (pll unit).

  • Page 66

    9-3-5 driver board • top view 9 - 13 gnd varo vari to p a unit j6411 9-3-6 varistor-1 board.

  • Page 67

    Dr vi dr vi gnd gnd to pa unit j6301 gnd gnd dr v o dr v o to pa unit j6302 • bottom view (driver board) 9 - 14 gnd gnd varo to p a unit j6412 9-3-7 varistor-2 board.

  • Page 68

    Voltage line explanatory notes tx line rx line common line bus line +5 reg a/d a/d d/a d/a d/a d/a lpf lpf agc amp lpf af amp buff buff lpf lpf buff if amp if amp bpf ceramic lpf if amp bpf lpf lpf bpf bpf bpf bpf bpf bpf bpf bpf att ygr amp ic1 lpf att hpf lpf att lpf amp amp amp amp lpf lpf lpf lp...

  • Page 69

    11 - 1 section 11 wiring diagram explanatory notes tx line rx line common line gnd nsen dsaf dsafe dsmd gnd dsmde h5v rxpc dtrm nmrs nmeo rssw nmei2 nmei l6m gnd gnd l4m ref l1m for thrm l2m s13v trxs l22m l12m gnd nsen dsaf dsafe dsmd gnd dsmde h5v rxpc dtrm nmrs nmeo rssw nmei2 nmei l6m gnd gnd l4...

  • Page 70

    12 - 1 section 12 voltage diagrams 12-1 rc-26 and hm-146 voltage line explanatory notes tx line rx line fh13 10v 8v 9v fh13 fh13 fh13 fh13 fh13 fh13 fh13 j8802 afin 5v mce mc fe1 fe1 8v 8v fh13 fh13 fh13 10v udc tone tone 0.001 c8246 input impedance:10m Ω range:20v unit:v digital tester (tx):no modu...

  • Page 71

    12 - 2 12-2 ic-f7000 12-2-1 main unit (1) voltage line explanatory notes tx line rx line common line b3 b6 unit (2) main 1lob b0 1lob alc 1lob s13v rxs 5v s13v -5v 5v unit j6701 to pa s13v unit j7331 to pll sp-25 to r13v s13v mrx ygr hv fmod fmod 5v - 5v 5v 5v s13v r1514 6.8 8v s13v s13v s13v s13v 5...

  • Page 72

    12 - 3 12-2-2 main unit (2) voltage line explanatory notes tx line rx line common line - 5v unit (3) main erj3ge-jpw r229 0.0047 c233 r8 magc r8 magc magc r8 r8 r8 r8 47k r704 magc magc magc r8 magc r8 magc magc r8 5v t8 m3lo r8 magc magc tx8 t8 agc1 alc rx: 6.80v 470p c1227 5v for - 5v - 5v 5v rxs ...

  • Page 73

    12 - 4 12-2-3 main unit (3) voltage line explanatory notes tx line rx line common line 8v unit j5001 to pll board j9902 to dsp board j9901 to dsp acc board j8201 display to rc-26 h13v txd rxd gnd fafg faf fmodg fmod sqls 13.8v agnd amod aaf cwk send ealc rx: 3.68v h5v fztxd cnvss reset epm nmeio2 fz...

  • Page 74

    12 - 5 12-2-4 pa unit voltage line explanatory notes tx line from main unit j1 j6702 ygr to main unit j1901 pon hv hv fanc s13v s13v s13v s13v s13v j6701 tscs tum3 stat key j6703 fan+ gnd j6501 gnd gnd gnd gnd ep6602 hv13v hv13v hv13v hv13v ep6603 to chassis w4501 from pll unit j7001 j6401 flin r611...

  • Page 75

    12 - 6 12-2-5 pll unit (1) voltage line explanatory notes tx line rx line common line af/mod to main unit j3602 af- gnd af+ nsend gnd mod- gnd mod+ c5702 0.0047 r5720 2k r5719 2k r5718 2k r5717 2k r5716 2k r5715 1k r5714 2k r5713 2k r5712 2k r5710 1k r5709 1k r5708 1k r5707 1k r5706 1k r5705 1k r570...

  • Page 76

    12 - 7 12-2-6 pll unit (2) voltage line explanatory notes p5201 j5201 m2lo cp5202 to main unit j301 l5202 100 µ r5203 100 c5201 0.001 r5204 22k r5207 47 c5202 0.001 r5205 10k r5206 220 c5204 0.0047 q5202 2sc4215 l5203 ls-471a c5206 0.5p c5205 15p l5204 ls-471a c5207 15p cp5041 cp5251 cp5223 cp5222 c...

  • Page 77

    12 - 8 12-2-7 dsp board voltage line explanatory notes tx line rx line common line 1 5 2 3 4 tms320vc33pgea120 ic9301 1 a20 2 vss 3 a19 4 a18 5 a17 6 dvdd 7 a16 8 a15 9 vss 10 a14 11 a13 12 cvdd 13 a12 14 a11 15 dvdd 16 a10 17 a9 18 vss 19 a8 20 a7 21 a6 22 a5 23 dvdd 24 a4 25 vss 26 a3 27 a2 28 cvd...

  • Page 79

    1-1-32, kamiminami, hirano-ku, osaka 547-0003, japan s-14012hz-c1 c 2003 icom inc..