Sony STR DA2400ES Service Manual - Page 49

STR-DA2400ES/DG920 6-22. SCHEMATIC DIAGRAM - MAIN Board (3/3) - 1 2 3 4 5 6 A for BIAS RESISTOR CHECK (to CN6103 (A-CLASS SUPPORT A board)) 1 FL_+V 2 FL_-V B MAIN BOARD (3/3) CN4016 2P 7 8 9 10 11 for BIAS RESISTOR CHECK (to CN6103 (A-CLASS SUPPORT A board)) for BIAS RESISTOR CHECK (to CN6101 (A-CLASS SUPPORT B board)) 12 13 14 (DA2400ES: AEP, ECE, UK) for BIAS RESISTOR CHECK (to CN6103 (A-CLASS SUPPORT A board)) 15 16 for BIAS RESISTOR CHECK (to CN6101 (A-CLASS SUPPORT B board)) 17 18 19 for BIAS RESISTOR CHECK (to CN6103 (A-CLASS SUPPORT A board)) 20 21 for BIAS RESISTOR CHECK (to CN6101 (A-CLASS SUPPORT B board)) 1 SBR_+V 2 SBR_-V 1 SL_+V 2 SL_-V 1 SR_+V 2 SR_-V 1 FR_+V 2 FR_-V 1 SBL_+V 2 SBL_-V 1 C_+V 2 C_-V CN4017 2P CN4018 2P CN4019 2P CN4020 2P CN4021 2P CN4022 2P W700 W550 W500 W600 W650 W400 W450 C (Page 48) W MAIN BOARD (2/3) CN604 L-CH R-CH W450 W600 W400 C D AC W550 SL W500 SR SUR SPEAKER BOARD W650 SBL CN1502 SBR W700 (Page 69) E F G H I (DA2400ES: AEP, ECE, UK) (DA2400ES: US/DG920) R499 220k R485 47k R486 22k R449 220k R436 22k R435 47k R434 15k R446 15k R430 68k R437 47k D426 MA2J1110GLS0 R433 15k R699 220k R685 47k R686 22k R684 15k R696 15k R680 68k R687 47k D676 MA2J1110GLS0 R683 15k R649 220k R636 22k R635 47k L651 R689 4.7 L601 R639 4.7 R487 47k R484 15k R496 15k R480 68k C477 10 50V 0.3 0 Q477 2SC3052EF-T1-LEF AF POWER SENSOR C476 0.01 D475 MA2J1110GLS0 R482 22k Q476 2SA1163L-TE85L -44.4 0 Q475 2SA1163L-TE85L 0 -0.1 R479 -0.1 1.5k C475 220p 0 Q475, 476 CURRENT DETECT R477 4.7k R476 6.2k Q473 MN2488-OPY-MK BOOSTER BCE 123 Q474 MP1620-OPY-MK BOOSTER ECB 321 D476 MA2J1110GLS0 R483 15k R681 10 C681 0.022 C427 10 50V 0.3 0 Q427 2SC3052EF-T1-LEF AF POWER SENSOR C426 0.01 D425 MA2J1110GLS0 R432 22k Q426 2SA1163L-TE85L -44.4 0 Q425 2SA1163L-TE85L 0 -0.1 R429 -0.1 1.5k C425 220p 0 Q425, 426 CURRENT DETECT R427 4.7k R426 6.2k Q423 MN2488-OPY-MK BOOSTER BCE 123 Q424 MP1620-OPY-MK BOOSTER ECB 321 C677 10 50V 0.3 0 Q677 2SC3052EF-T1-LEF AF POWER SENSOR C676 0.01 D675 MA2J1110GLS0 R682 22k Q676 2SA1163L-TE85L -44.4 0 Q675 2SA1163L-TE85L 0 -0.1 R679 -0.1 1.5k C675 220p 0 Q675, 676 CURRENT DETECT R677 4.7k R676 6.2k Q673 MN2488-OPY-MK BOOSTER B CE 123 Q674 MP1620-OPY-MK BOOSTER ECB 321 R637 47k R634 15k R646 15k R630 68k C627 10 50V 0.3 0 Q627 2SC3052EF-T1-LEF AF POWER SENSOR C626 0.01 D625 MA2J1110GLS0 R632 22k Q626 2SA1163L-TE85L -44.4 0 Q625 2SA1163L-TE85L 0 -0.1 R629 -0.1 1.5k C625 220p 0 Q625, 626 CURRENT DETECT R627 4.7k R626 6.2k Q623 MN2488-OPY-MK BOOSTER BCE 123 Q624 MP1620-OPY-MK BOOSTER ECB 321 D646 MA2J1110GLS0 R633 15k R631 10 C631 0.022 C527 10 50V 0.3 0 Q527 2SC3052EF-T1-LEF AF POWER SENSOR C526 0.01 D525 MA2J1110GLS0 R532 22k Q530 2SA1163L-TE85L -44.4 0 Q525 2SA1163L-TE85L 0 -0.1 C525 220p 0 -0.1 R529 1.5k Q525, 530 CURRENT DETECT R527 4.7k R526 6.2k Q523 MN2488-OPY-MK BOOSTER BCE 123 Q524 MP1620-OPY-MK BOOSTER ECB 321 C577 10 50V 0.3 0 Q577 2SC3052EF-T1-LEF AF POWER SENSOR C576 0.01 D575 MA2J1110GLS0 R582 22k Q576 2SA1163L-TE85L -44.4 0 Q575 2SA1163L-TE85L 0 -0.1 C575 220p 0 -0.1 R579 1.5k Q575, 576 CURRENT DETECT R577 4.7k R576 6.2k Q573 MN2488-OPY-MK BOOSTER BCE 123 Q574 MP1620-OPY-MK BOOSTER ECB 321 0 -45.4 -1.1 1.2 45.4 0 0 -45.4 -1.1 1.2 45.4 0 0 -45.4 -1.1 1.2 45.4 0 0 -45.4 -1.1 1.2 45.4 0 0 -45.4 -1.1 1.1 45.4 0 1.1 45.4 0 0 -45.4 -1.1 R473 100 R472 2.2k R471 82k C471 47 25V C473 33p 500V R478 0.22 5W JS470 RV470 220 -0.6 0.5 -1.1 Q472 0.5 2SC3623ATP-LK 1.1 -1.1 Q471 2SA1115TP-EF Q471, 472 BIAS R475 100 ∗R470 C474 33p 500V (DA2400ES: AEP, ECE, UK) (DA2400ES: US/DG920) R423 100 R422 2.2k R421 82k C421 47 25V C429 33p 500V R428 0.22 5W JS400 RV400 220 -0.6 0.5 -1.1 Q422 0.5 2SC3623ATP-LK 1.1 -1.1 Q421 2SA1115TP-EF Q421, 422 BIAS R425 100 ∗R420 C424 33p 500V (DA2400ES: AEP, ECE, UK) (DA2400ES: US/DG920) R673 100 R672 2.2k R671 82k C671 47 25V C673 33p 500V R678 0.22 5W JS670 RV670 220 -0.6 0.5 -1.1 Q672 0.5 2SC3623ATP-LK 1.2 -1.1 Q671 2SA1115TP-EF Q671, 672 BIAS R675 100 ∗R670 C674 33p 500V (DA2400ES: AEP, ECE, UK) (DA2400ES: US/DG920) R623 100 R622 2.2k R621 82k C621 47 25V C623 33p 500V R616 0.22 5W JS600 RV600 220 -0.6 0.5 -1.1 Q622 0.5 2SC3623ATP-LK 1.2 -1.1 Q621 2SA1115TP-EF Q621, 622 BIAS R625 100 ∗R620 C624 33p 500V (DA2400ES: AEP, ECE, UK) (DA2400ES: US/DG920) R523 100 R522 2.2k R521 82k C521 47 25V C523 33p 500V R528 0.22 5W JS500 RV500 220 -0.6 0.5 -1.1 Q522 0.5 2SC3623ATP-LK 1.2 -1.1 Q521 2SA1115TP-EF Q521, 522 BIAS R525 100 ∗R520 C524 33p 500V (DA2400ES: AEP, ECE, UK) (DA2400ES: US/DG920) R573 100 R572 2.2k R571 82k C571 47 25V C573 33p 500V R578 0.22 5W JS570 RV570 220 -0.6 0.5 -1.1 Q572 0.5 2SC3623ATP-LK 1.2 -1.1 Q571 2SA1115TP-EF Q571, 572 BIAS R575 100 ∗R570 C574 33p 500V (DA2400ES: AEP, ECE, UK) (DA2400ES: US/DG920) R734 15k R746 15k R730 68k R737 47k D726 MA2J1110GLS0 R733 15k C727 10 50V 0.3 0 Q727 2SC3052EF-T1-LEF AF POWER SENSOR C726 0.01 D725 MA2J1110GLS0 R732 22k Q726 2SA1163L-TE85L -44.4 0 Q725 2SA1163L-TE85L 0 -0.1 C725 220p 0 -0.1 R729 1.5k Q725, 726 CURRENT DETECT R727 4.7k R726 6.2k Q723 MN2488-OPY-MK BOOSTER BCE 123 Q724 MP1620-OPY-MK BOOSTER ECB 321 0 -45.4 -1.1 1.1 45.4 0 R723 100 R722 2.2k R721 82k C771 47 25V C723 33p 500V R728 0.22 5W JS700 RV700 220 -0.6 0.5 -1.1 Q722 0.5 2SC3623ATP-LK 1.1 -1.1 Q721 2SA1115TP-EF Q721, 722 BIAS R725 100 ∗R720 C724 33p 500V R549 220k R536 22k R535 47k R534 15k R546 15k R530 68k R537 47k D526 MA2J1110GLS0 R533 15k R599 220k R586 22k R585 47k R584 15k R596 15k R580 68k R587 47k D576 MA2J1110GLS0 R583 15k R799 220k R736 22k R735 47k J 91 92 93 20 94 95 MAIN 96 BOARD (1/3) 97 K (Page 47) 98 99 100 101 102 103 L 23 104 105 MAIN 106 BOARD (2/3) 107 (Page 48) 108 109 110 M RV400, 470, 500, 570, 600, 670, 700 BIAS ALIGNMENT ∗R420, 470, 520, 570, 620, 670, 720 470 (DA2400ES: AEP, ECE, UK) 560 (DA2400ES: US/DG920) CN401 13P R220 1 R234 1 CN671 13P CN601 13P CN501 13P C_IN 1 AUDIO_GND 2 +V_C 3 -V_C 4 NF_C 5 TEMP 4/8 6 GND_ACLASS 7 GND_ACLASS 8 GND_ACLASS 9 +B_ACLASS 10 +B_ACLASS 11 -B_ACLASS 12 -B_ACLASS 13 4/8 1 AUDIO_GND 2 L_IN 3 AUDIO_GND 4 AUDIO_GND 5 R_IN 6 AUDIO_GND 7 NF_SL 8 -V_SL 9 +V_SL 10 +V_L 11 -V_L 12 NF_L 13 SL_IN 1 AUDIO_GND 2 SR_IN 3 AUDIO_GND 4 +V_SR 5 -v_SR 6 NF_SR 7 +7V 8 -7V 9 GND 10 NF_R 11 +V_R 12 -V_R 13 SBL_IN 1 AUDIO_GND 2 SBR_IN 3 AUDIO_GND 4 +V_SBR 5 -V_SBR 6 NF_SBR 7 -V_SBL 8 +V_SBL 9 NF_SBL 10 LIM_CONTROL 11 4/8_RY 12 PROTECTOR 13 N STR-DA2400ES/DG920 AD ACLASS BOARD CN711 (Page 51) AE ACLASS BOARD CN511 (Page 51) 49 49 AF ACLASS BOARD CN611 (Page 51) AG ACLASS BOARD CN411 (Page 51)