Icom IC-7410 Service Manual - Page 102

• CTRL UNIT (CTRL-1) CTRL-2 FOR REF FORV REFV +14V +5V_ +3R3V -12V HTXS_ ANTS RXS THRU T5V VHF ANTI R P C133 220P R131 27 R133 2.2k HSM88AS D132 HSM88AS C135 0.01 R134 3.3k R135 220 R171 C171 2.2k 0.01 R174 R173 5.6k 15k C173 220P C175 470P D171 3 2 4 1 1SS319 R189 100k 2.52 P P R187 10k R185 10k R183 1M 6 7 5 IC171 NJM4558M R181 82k D131 R175 100k C134 220P R132 47 IC131 1 1CK 2 1K 3 1J 4 1PR 5 1Q 6 7 1Q 8 2Q GND TC74AC112F 7 IC31 CP31 HK3-S-T REF C31 0.01 R35 1k R31 220k NJM4558M 5 6 C131 0.01 C132 10 D31 3 2 4 1 1SS319 C32 0.01 FOR R125 1k R124 1k R126 1k C121 0.01 R121 47 R122 47 R123 47 IC121 8 7 9 6 10 5 11 4 12 3 13 2 14 1 TC74ACT32F NJM4558M 2 IC31 R36 1k R32 220k R114 47 R116 1k R117 1k R115 47 R118 0 1 3 R172 C172 10k 0.01 4 8 IC41 NJM2904V V+ GND R178 100k R176 R177 6.8k 6.8k C43 0.01 C45 10 IC31 NJM4558M C180 R184 8 V+ GND 4 0.0047 1.5M 2 1 3 IC171 NJM4558M R182 100k C174 220P C34 0.01 C36 10 C33 0.01 C35 10 IC171 8 V+ GND 4 C178 0.01 5V NJM4558M C177 0.01 L171 L172 10U 100U R186 10k C176 470P VHF Q153 KRA302E R33 820k R34 1M R20 0 82k 82k R19 0 TC74AC04F R17 CTIN TO PA-A J1 0 R45 R15 220k R46 0 NJM2904V 6 IC41 1 7 5 0 0 FOR REF FORV5V FORV REFV R44 C19 C15 20P C16 47P C23 47P R13 10k C12 2P D11 HSM88AS R11 15 C10 27P 0.001 R43 L11 LR-364 IC41 NJM2904V CF20OPEN CF20OPEN CP2 CP3 R21 47k C20 78 6 5 R18 R42 220k R16 220k R113 1M R111 0 4 3 2 2 1 IC111 3 0.0047 R12 15 D12 R14 C11 270P C18 10k 75P D101 HSM88AS C13 2P C3 L102 2P 10U HSM88AS R105 C105 100 0.01 C104 33P C102 33P C101 3P 14 13 12 11 10 9 R112 1M C111 C112 0.01 10 R102 0 D102 R104 C106 100 82P C158 0.001 R158 4.7M C159 0.01 R156 4.7k R157 1k Q151 2SK515 C107 HSM88AS 0.01 R154 1M C157 0.01 R152 10k R155 10k R153 10k C160 0.01 C154 150P D152 HSM88AS D151 HSM88AS L152 2.2M C153 100P 33 33P R101 C103 C108 5P C152 1P SIP-1A RL201 L101 LR-364 C202 0.001 -12V +5V_ +3R3V +14V Q203 KRC402 RXS L151 LR-364 R151 82 D201 KDS4148U C201 0.01 HTXS_ ANTS RXS THRU T5V VHF ANTI R P FORV5V EP282 M PZ1608S221A 16 VCC 1CLK 15 2CLK 14 13 2CK 12 2K 11 2J 10 2PR 9 2Q 2.01 -11.92 Q283 KRC402 T5V R188 10k THRU R192 100k T5V 2.50 R R R191 100k R190 100k +5V_ R282 EP281 47k MPZ1608S221A R285 150 Q281 2SB1123 R284 470 R283 10k Q282 2SD1619 R281 470 C282 10 C281 10 1.22 13.58 R251 2.2k C259 0.1 C257 0.001 R252 15 R254 15 R253 15 R255 15 C258 C260 0.001 C261 0.0047 0.1 MP601 R657 1k C605 C604 22P 2P SIP-1A RL601 MA3J7420GL D602 C606 330P D601 KDS4148U C601 0.01 1 2 3 4 C608 0.001 TUIN R301 2P-50 C256 0.1 LR-533 L254 C255 0.1 LR-533 L252 D251 U05G RL301 5 6 3 4 1 2 G6C-2114P C304 0.01 J301 C302 5P RL351 5 6 3 4 1 2 G6C-2114P C352 0.01 D351 KDS4148U C351 0.01 J351 Q303 KRC402 D301 Q353 KDS4148U KRC402 C301 0.01 +14V +5V_ +3R3V -12V FROM/TO NETWORK 13.14 0.00 TUOT Q604 KRC402 L623 LA-246 C626 39P R602 2.2k +14V +5V_ 10 - 16 Q503 KRC402 D501 KDS4148U C502 0.01 R603 100k D651 D652 C651 470P R652 390 2.2k R651 MMBV3700LT1G MMBV3700LT1G R655 R656 1.8k R659 4.7k 1.5k R654 390 Q651 KTC2875 R653 4.7k Q621 KRA302E C654 0.1 Q603 KTC4075 R621 220 RL621 UA2-12NU C625 39P C623 39P C622 10P D621 KDS4148U C620 0.01 J2101 HRX TO BPF L621 LA-247 C621 27P L622 LA-624 C624 47P HTXS_ 6 7 5 IC431 NJM2903M FORV5V ANTI GND IC431 4 NJM2903M 100U ANT S R432 68k C432 0.001 R403 180k R431 27k C431 0.001 D401 R402 56k C401 0.001 C408 100P HSM88AS L402 2.2M R401 15 L401 LR-364 RL501 R435 R434 2 3 2.2M 100k R436 1 IC431 0 NJM2903M R437 10k C433 0.1 V+ 8 G6S-2 C501 0.01 L431 ANT1 ANT2 W200 1 RD25T0R0 W200 2 RD25T0R0 MP401 2590 +14V 0.00 13.58