Icom IC-7410 Service Manual - Page 94

• MAIN UNIT (MAIN-3) MAIN-1 VOXL 22k 0.1 C3433 270P R3433 330k RB706F C3434 R3434 14 13 0.039 6.8k IC3452 12 D3431 NJM2058V C3432 R3432 0.027 4.7k R3431 4.7k 7.84 HRIF J3203 1 2 43 CP3531 4 C3540 0.1 R3556 100 GND V+ IC3532 TS522ID 8 R3555 100 C3539 0.1 C3541 0.1 R3559 100 4 GND V+ R3560 8 100 C3542 0.1 IC3523 NJM072BM IC3523 6 7 5 NJM072BM 8V -12V 3R3V R3539 8.2k R3540 5.6k C3543 47P R3541 15k 2 IC3532 1 3 TS522ID R3547 KDS4148U D3531 220 C3545 10k R3542 R3543 47P R3548 R3545 10k 6 IC3532 7 220 D3532 KDS4148U 5 4.7k TS522ID IC3523 2 1 R3552 3 1k NJM072BM MAGC_DET D3533 KDS122 MAIN-2 3R3V MDRI F MAGC_DET C3535 0.001 R3550 1M R3554 270 C3431 0.0033 R3435 C3435 MAIN-2 UMOD MICI_ MICE_ AMOD C3401 R3401 10 10k USGV MIGV R3403 C3402 R3404 R3405 C3404 R3406 C3405 10k 1 8.2k 10k 1 8.2k 10 R3402 10k C3403 0.001 L3401 100U R3409 10k R3408 10k IC3401 1 2 OP+INA 3 OP-INA OPOUTA 4 EVROUTA 5 VCNTA 6 VCNTB 7 V+ 14 OP+INB 13 OP-INB 12 OPOUTB 11 EVROUTB REFIN 10 VREF 9 GND 8 MIC GAIN MIN㧦 NJM2172V 0.03 0.0 C3407 82P R3410 180k C3410 1 MSVA C3411 0.1 C3412 470 C3413 470 R3412 680 R3411 10k R3413 220 L3411 1000U 4.94 IC3421 1 Y1 2 Y0 3 4 Z1 5Z 6 Z0 INH 7 VEE 8 VSS 16 VDD 15 Y 14 X 13 X1 12 X0 11 A 10 B 9 C CD4053B 100 R3424 MICS UMODS AMODS 5V 8V -12V R3441 C3441 10 180k R3442 C3442 10 22k R3443 C3443 10 10k R3407 0 C3406 10 C3409 10 R3445 15k R3421 10k R3422 10k C3421 0.1 R3423 100 C3422 0.1 R3425 10k -12V R3451 10k R3454 6.8k C3451 C3452 C3455 680P C3456 82P R3452 220k 2 3 R3453 1 6.8k IC3452 NJM2058V R3455 22k 0.0022 270P R3456 22k C3453 0.0022 C3454 6 R3457 0.001 5 22k IC3452 NJM2058V 22k 7 R3458 C3450390P C3458 0.0022 C3459 IC3452 0.0033 NJM2058V 9 8 10 10 C3461 C3473 10 IC3452 NJM2058V R3459 22k C3457 560P C3460 10P R3460 10k R3477 100 11 VV+ 4 C3475 10 R3480 100 MAIN-5 DTAF C3606 0.0012 C3609 390P USGV AMODS UMODS M IGV MICS DRIV MAIN-6 ALC T8V USGV AMODS UMODS M IGV MICS DRIV ALC T8V 100 R3601 R3602 100 IC3601 TS522ID 8 V+ GND 4 C3604 10 4.46 C3601 10 T3LO J3621 491kHz R3621 C3624 100 0.001 0.0015 C3607 C3608 120P MAIN-5 DTIF R3603 1k R3604 1k 2 R3605 3 R3606 1 1k 1k IC3601 TS522ID 0.0022 C3610 C3611 0.0022 R3607 1k 6 7 4.7k C3621 5 R3608 0.1 IC3601 TS522ID IC3621 1 LO1 2 VCC 3 RF2 4 RF1 8 LO2 GND 7 IF2 6 IF1 5 TA4107F C3612 270P R3609 1k C3622 10 C3623 0.1 C3625 0.1 C3626 0.1 R3623 L36211k R3621400U 560 L3623 100U L3622 100U L3631 100U DRIV ALC R3631 39k C03.60217 R3630 N TCG16 R3633 10k C3636 10 R3635 22k 0.1 C3634 R3636220 R3638 68 R3639 10k C3631 0.1 R3632 100 R3634 68k C3632 0.1 C3633 10 L3632 1000U R3637 2.2k Q3631 3SK264 C3635 0.01 4.7k R3339 0.01 C3652 FI3641 CFWS455D I O C3653 0.01 R3652 R3651 0 R3654 680 L3651 68k C3655 100U C3654 10 2.2 7.87 2.2 0.0 C3657 47P 10k 0.1 R3655 Q3651 3SK264 LS-554 L3652 R3661 0 LR-528 L3671 D3671 HSB88W S R3662 820 7.9 12.61 0.0 13.58 R3663 5.6 D3801 KDS122 Q3801 KTC4075 R3801 100 R3802 3.3k R3804 3.3k R3805 3.3k R3803 TXS Q3802 10k KTC4075 1.01 1.01 MAIN-2 -12V 8V 5V 14V MAIN-1 TXS MMZ1005Y102CT R3664 820 C3801 0.47 EP3675 0.01 L3675 C3677 L3672 LR-317 R3672 15 C3676 0.01 1.0U IC3675 6 VCC 5 GND OU T 4 C3675 IN 1 GND 2 GND 3 0.01 UPC2709TB R3679 15 J3671 T2LO R3641 1.5k 10k R3653 C3656 0.1 R3656 220 R3658 68 R3680 330 R3678 330 R3673 330 R3671 330 Pwr VR MIN㧦1.77 Pwr VR MAX㧦2.44 0.0 1.89 0.0 0.99 0.0 4.88 4.88 R3675 5.6 C3692 C3694 68P 68P L3693 82N C3696 15P J3201 HTIF 820 R3674 820 R3676 L3692 C3693 0.18U 120P C3695 39P C3697 39P 10 - 8