Icom IC-7410 Service Manual - Page 82
Wiring Diagram, Network Unit, Ctrl Unit, Chassis, Pa-a Unit, Connect Unit, Pll Unit, Bpf Unit - mods
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SECTION 8. WIRING DIAGRAM CONNECT UNIT W1041 8600037400 SX3182 P1041*P1042CH EXT-SP J101 SPO SPO SPE USB GND 4 USB+ 3 J751 1 VBUS 2 USB- J1003 5V 1 UMOD 2 GND 3 MDRAF 4 GND 5 J1002 SPO 1 SPE 2 MPHN 3 MPHNE 4 NC 5 NC 6 14V 7 14V 8 8V 9 GND 10 AMOD 11 GND 12 J6111 1 2 3 4 5 J6112 1 2 3 4 5 6 7 8 9 10 11 12 REMOTE J611 CIV NC CIVE ACC J 1101 1 23 4 5 67 8 9 10 11 12 13 8V GND NC HSEND 14V NC AF MOD SQLS FSKK ALC NC BAND ALC EALC GND SEND J1401 GND SEND J1301 NC SKYS SKYS GND KEY J1001 3R3V 1 NC 2 -12V 3 NC 4 NC 5 NC 6 BEEP 7 STON 8 SPEECH 9 AVOXL 10 MSQLS 11 NC 12 CIV 13 CIVE 14 UMSQS 15 NC 16 UPWS 17 VBUSK 18 ASQLS 19 EXRLS 20 SENI 21 TRAS 22 SKYS 23 RTKI 24 EALC 25 MDAT 5 26 MCK5 27 DRESL5 28 CASTB5 29 CCSTB5 30 NC 31 NC 32 UDTXD 33 UDRXD 34 GND 35 GND 36 GND 37 GND 38 NC 39 NC 40 FANFAN+ J151 2 1 J4003 2 1 W7 8900019260 OPC-2028 (P0.5N40L330) W1061 8600037410 SX3182 P1061*P1062CH J6007 1 2 3 4 5 J7 1 2 3 4 5 5V UMOD GND MDRAF GND J6006 1 2 3 4 5 6 7 8 9 10 11 12 J6 1 2 3 4 5 6 7 8 9 10 11 12 SPO SPE MPHN MPHNE NC NC 14V 14V 8V GND AMOD GND J5 40 3R3V 39 NC 38 -12V 37 NC 36 NC 35 NC 34 BEEP 33 STON 32 SPEECH 31 AVOXL 30 MSQL S 29 NC 28 CIV 27 CIVE 26 UMSQS 25 NC 24 UPWS 23 VBUSK 22 ASQLS 21 EXRLS 20 SENI 19 TRAS 18 SKYS 17 RTKI 16 EALC 15 MDAT 5 14 MCK5 13 DRESL5 12 CASTB5 11 CCSTB5 10 NC 9 NC 8 UDTXD 7 UDRXD 6 GND 5 GND 4 GND 3 GND 2 NC 1 NC FAN (CHASSIS) MOTOR2 MF 1 DISPLAY BOARD J1 14V 1 14V 2 NC 3 -12V 4 NC 5 8V 6 NC 7 5V 8 NC 9 3R3V 10 MICE_ 11 MICI_ 12 GND 13 NC 14 NC 15 MPHN 16 MPHNE 17 PSENI 18 PTRAS 19 NC 20 FRES 21 LRXD 22 LTXD 23 PWRK 24 W9 8900017140 OPC-927A (P1N24L100) J3 24 14V 23 14V 22 NC 21 -12V 20 NC 19 8V 18 NC 17 5V 16 NC 15 3R3V 14 MICE_ 13 MICI_ 12 GND 11 NC 10 NC 9 MPHN 8 MPHNE 7 PSENI 6 PTRAS 5 NC 4 FRES 3 LRXD 2 LTXD 1 PWRK W129 8970024091 1.5DCOAXIAL210MM-1 C31/C31 W1031 8600037330 SX3183 P1031*P1032CH P3 J1011 HTIF 2 1 J6109 J1301 2 HRIF 1 RF-A UNIT J931 MIDDLE FILTER BW:6kHz NARROW FILTER BW:3kHz W4 8900019230 OPC-2025 (P1N20L80) J951 W127 8970025210 P3 1.5DCOAXIAL250MM C31/C31 P3 J701 MKR J852 HR2Lo J501 H1Lo J81 HIFOP2K 1 HIFOP1K 2 10V 3 NC 4 -12V 5 NC 6 3R3V 7 5V 8 NC 9 HAGC 10 ALC 11 GND 12 MCK5 13 MDAT 5 14 RASTB5 15 DRESL5 16 GND 17 HTXS 18 HRXS 19 8V 20 14V 21 14V 22 J701 MKR J1141 HR2Lo J801 H1Lo P3 J501 HRF J301 HPOF S 1 HPR1S 2 HPR2S 3 B0 4 B1 5 B7 6 B3 7 B8 8 B8W 9 B4 10 B5 11 B6 12 B2 13 HATTS 14 8V 15 14V 16 GND 17 5V 18 R8V 19 T8V 20 P3 J451 22 HIFOP2K 21 HIFOP1K 20 10V P3 P3 W131 8970024730 1.5DCOAXIAL 80MM C31/C31 19 NC 18 -12V 17 NC 16 3R3V 15 5V 14 NC 13 HAGC 12 ALC 11 GND CHASSIS J301 HRF 10 MCK5 9 MDAT 5 8 RASTB5 J302 20 HPOFS 19 HPR1S 18 HPR2S 17 B0 16 B1 15 B7 14 B3 13 B8 12 B8W 11 B4 10 B5 9 B6 8 B2 7 HATTS 6 8V 5 14V 4 GND 3 5V 2 R8V 1 T8V 7 DRESL5 6 GND 5 HTXS 4 HRXS 3 8V 2 14V BPF 1 14V P3 J201 HYGR J141 HRX UNIT J6117 1 2 3 4 5 J6 14V 1 RW 2 RX 3 RY 4 RZ 5 MOTOR_STEPPER MF 1 MOTOR_STEPPER MF 2 P3 NETWORK EXT-TUNER SPEAKER J6118 1 2 3 4 5 J8 14V 1 PW 2 PX W133 8970024401 1.5DCOAXIAL360MM-1 C31/C31 UNIT J91 TUOT PZ PY 5 4 3 J1 TUIN J201 CI1 1 GND 2 CI2 3 GND 4 CI3 5 NC 6 NVHF 7 NC 8 CO1 9 NC 10 CO2 11 NC 12 CO3 13 14V 14 3.5M 15 14V 16 5M 17 14V 18 7M 19 14V 20 10M 21 GND 22 14 M 23 GND 24 18M 25 GND 26 24 M 27 GND 28 VHF 29 GND 30 P3 P3 W139 P3 8970024341 1.5DCOAXIAL190MM-1 C31/C31 P3 W141 P3 8970024082 1.5DCOAXIAL180MM-2 C31/C31 W1 0 8900019290 OPC-2031 (P0.5N30L110) ANT1 ANT2 J1 J2 J2101 W2002 HRX W2001 J351 TUOT J301 TUIN J1101 30 CI1 29 GND 28 CI2 27 GND 26 CI3 25 NC 24 NVHF 23 NC 22 CO1 21 NC 20 CO2 19 NC 18 CO3 17 14V 16 3.5M 15 14V 14 5M 13 14V 12 7M 11 14V 10 10M 9 GND 8 14M 7 GND 6 18M 5 GND 4 24M 3 GND 2 VHF 1 GND W135 8970024201 1.5DCOAXIAL300MM-1 C31/C31 SP1 J6106 1 EKEY 2 ESTA 3 14V 4 GND SX3183 P1121CH 8600037390 W123 8970024091 1.5DCOAXIAL210MM-1 C31/C31 1.5DCOAXIAL150MM-1 C31/C31 8970024291 W125 P3 P3 W5 8900015160 OPC-916A (P1N22L120) PLL UNIT J201 P3 HYGR W1121 J462 4 3 2 1 J6106 4 3 2 1 W1101 8600037380 SX3183 J1101*P1102CH J451 2 1 1 2 3 4 J4003 2 1 DC4A P30 4 2 3 1 W1131 8900019320 OPC-2034 W1091 8600037370 SX3183 P1091*P1092*P1093CH 1 2 3 4 EP2 O T-047 PGND EP1 O T-047 PHV CTRL UNIT J6116 1 2 3 4 5 6 7 8 9 10 J1001 1 PZ 2 PY 3 PX 4 PW 5 14V 6 RZ 7 RY 8 RX 9 RW 10 14V SP+ SP- GND 14V ESTA EKEY PA-A UNIT J1201 CTIN P3 P3 W137 8970024201 1.5DCOAXIAL300MM-1 C31/C31 J1 CTIN J901 20 ISET 19 IKEY 18 ISTA 17 DRESL5 16 THRI 15 GND 14 REFV 13 FORV 12 ANTS 11 HRXS 10 HTXS 9 GND 8 NC 7 -12V 6 NC 5 3R3V 4 NC 3 14V 2 14V 1 14V J401 20 GND 19 GND 18 GND 17 GND 16 GND 15 IPDL 14 GND 13 HTHL 12 FIDL 11 FIDH 10 GND 9 EKEY 8 ESTA 7 GND 6 DRESL5 5 PAASTB5 4 PASTB5 3 MCK5 2 MDAT 5 1 GND J1 1 PDAT5 2 PCK5 3 PSL5 4 PST5 5 UNLK 6 NC 7 14V 8 14V 9 14V 10 NC 11 14V 12 14V 13 14V 14 NC 15 14V 16 14V 17 14V 18 NC 19 5V 20 5V 21 NC 22 3R3V 23 NC 24 -12V 25 NC 26 HIFOP2K 27 HIFOP1K 28 MDAT5 29 MCK5 30 RASTB5 31 DRESL5 32 DRESH 33 HTXS 34 HRXS 35 ALC 36 REFV 37 HAGC 38 TXS 39 GND 40 GND J671 CODEC_CLK J851 T3Lo J571 T2Lo SPO SPE 5V NC 8V -12V 14V 14V H14V PWRS GND J402 11 10 9 8 7 6 5 4 3 2 1 11 10 9 8 7 6 5 4 3 2 1 J6108 P3 P3 W6 8900014070 OPC-1438 (P0.5N40L120) W119 8970024401 W121 8970024411 W1001 8600037310 SX3183 P1001*P1002CH W1 8900019230 OPC-2025 (P1N20L80) W8 8900019270 OPC-2029 (P1N20L190) MP108 1.5DCOAXIAL330MM-1 C31/C31 1.5DCOAXIAL360MM-1 C31/C31 W117 8970025210 P3 1.5DCOAXIAL250MM C31/C31 P3 11 10 9 8 7 6 5 4 3 2 1 J6107 P3 P3 2 1 J6004 P3 J9 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 J11 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 J10 11 10 9 8 7 6 5 4 3 2 1 ISET IKEY ISTA DRESL5 THRI GND REFV FORV ANTS HRXS HTXS GND NC -12V NC 3R3V NC 14V 14V 14V GND GND GND GND GND IPDL GND HTHL FIDL FIDH GND EKEY ESTA GND DRESL5 PAASTB5 PASTB5 MCK5 MDAT 5 GND SPO SPE 5V NC 8V -12V 14V 14V H14V PWRS GND J8 PDAT5 40 PCK5 39 PSL5 38 PST5 37 UNLK 36 NC 35 14V 34 14V 33 14V 32 NC 31 14V 30 14V 29 14V 28 NC 27 14V 26 14V 25 14V 24 NC 23 5V 22 5V 21 NC 20 3R3V 19 NC 18 -12V 17 NC 16 HIFOP2K 15 HIFOP1K 14 MDAT5 13 MCK5 12 RASTB5 11 DRESL5 10 DRESH 9 HTXS 8 HRXS 7 ALC 6 REFV 5 HAGC 4 TXS 3 GND 2 GND 1 J3911 CODEC_CLK J3621 T3Lo J3671 T2Lo J3203 H RIF 2 1 J3201 HTIF MAIN UNIT 8 - 1
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