Sony STR-K7100 Service Manual - Page 25

STR-K7100 5-11. SCHEMATIC DIAGRAM - MAIN SECTION (2/2) - • Refer to page 42 for IC Block Diagrams. 1 2 3 4 5 6 7 8 MAIN BOARD (2/2) A IC B/D I C 7 0 1 PRE DRIVER IC701 µPC2581V-S MUTE +VOUT1 -VOUT1 COMP1 NF1 IN1 GND IN2 NF2 COMP2 -VOUT2 +VOUT2 VCC VCC VEE MUTE +VOUT1 -VOUT1 COMP1 NF1 IN1 GND IN2 NF2 COMP2 -VOUT2 +VOUT2 VCC VCC VEE B C D A1 A4 A5 A6 A7 A8 E 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 C744 2.2 100V 2.9 1.1 -1.1 -45.3 0 0 0 0 -45.5 -1.1 1.1 46.9 46.9 -46.7 R744 22k 2% C755 C756 33p 500V 100p C706 100p C705 33p 500V C701 R701 C707 4.7 50V 1k 100p C751 R751 C757 4.7 50V 1k 100p R702 68k R752 68k IC B/D I C 6 0 1 PRE DRIVER C754 3p 500V R754 68k 2% R753 2.2k 2% C753 100 10V C704 3p 500V R70468k 2% R703 2.2k 2% C703 100 10V IC601 µPC2581V-S 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 2.9 1.1 -1.1 -45.3 0 0 0 0 -45.5 -1.1 1.1 46.9 46.9 -46.7 R743 22k 2% C605 C606 33p 500V 100p C656 100p C655 33p 500V C743 2.2 100V C651 R651 C657 4.7 50V 1k 100p C601 R601 C607 4.7 50V 1k 100p R652 68k R602 68k IC B/D I C 5 0 1 PRE DRIVER C604 3p 500V R604 68k 2% R603 2.2k 2% C603 100 10V C654 3p 500V R65468k 2% R653 2.2k 2% C653 100 10V IC501 µPC2581V-S MUTE +VOUT1 -VOUT1 COMP1 NF1 IN1 GND IN2 NF2 COMP2 -VOUT2 +VOUT2 VCC VCC VEE F A9 G 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 2.9 0 0 -45.5 -1.1 1.1 46.9 46.9 -46.7 C741 2.2 100V R741 22k 2% C501 R501 C507 4.7 50V 1k 100p R502 68k R733 1 C506 100p C505 33p 500V C504 3p500V R505 68k2% R503 2.2k 2% C503 100 10V C733 C732 10 100V 10 100V H 1 MAIN BOARD (1/2) (Page 24) I A10 A11 J A12 A13 K A14 A15 A16 A17 R691 100 2W R692 330 2W D691 1SS355WTE-17 6.5 Q692 DTA124ESA-TP B- SWITCH -5.6 6.4 D690 IC691 UDZSTE-1730B IC691 NJM4565M(TE2) OVERLOAD DETECT AMP 7 VCC -5.6 -4.5 -5.6 -+ +- R 6 9 6 R 6 9 51 0 k 47k C691 0.1 R 6 9 02 2 0 k 8 7 6 5 -5.6 1.2 -7 VEE -47.2 -47.4 R698 10k -46.7 Q691 2SC1815GR-TPE2 B- SWITCH R699 470k 1 2 3 4 R693 10k R694 10k D802 D6SBN20-7003 RECT ' C803 6800 71V ' C804 6800 71V C805 0.22 100V C806 0.22 100V WP102 WP101 R732 1 Q501-504,601-604, Q651-654,701-704,751-754 POWER AMP C717 R714 33 47p500V 1 1.1 B R710 1.1 2.2k R711 82k 2 47 C R716 0.22X2 5W 0 3 E 0.5 Q701 2SA1115TP-EF Q702 2SC3623ATP-LK C710 47 25V -0.6 R713 560 -1.1 R715 33 -1.1 C660 47 25V C716 4 7 p5 0 0 V C669 47p 500V R665 33 R663 560 -0.6 0 E -47.4 C -1.1 B -1.1 B C -47.4 E 0 1 2 3 3 2 1 Q651 2SA1115TP-EF Q652 2SC3623ATP-LK 0.5 0 E 3 R660 2.2k R6660.22X2 5W R661 47 82k 2 C 1.1 1 B 1.1 R664 33 C666 47p 500V C621 R614 33 47p 500V 1.1 1 B R610 R611 2.2k 82k 47 1.1 2 C R616 0.22X2 5W 3 0 E 0.5 Q601 2SA1115TP-EF Q602 2SC3623ATP-LK C610 47 25V -0.6 R613 560 -1.1 R615 33 C620 47p 500V C767 47p 500V -1.1 C760 47 25V R763 560 R765 33 0 E -47.4 C -1.1 B -1.1 B C -47.4 E 0 1 2 3 3 2 1 Q751 2SA1115TP-EF Q752 2SC3623ATP-LK -0.6 0.5 0 E 3 R760 2.2k 1.1 R7660.22X2 5W 47 R761 2 C 8 2 k R 7 6 43 3 1.1 C766 1 B 47p 500V C517 47p 500V 1.1 1 B R510 1.1 2.2k R 5 1 1 R 5 1 43 3 82k 2 47 C R516 0.22X2 5W 0 3 E 0.5 Q501 2SA1115TP-EF Q502 2SC3623ATP-LK C510 47 25V -0.6 R513 560 -1.1 R515 33 C516 47p 500V 0 E -47.4 C -1.1 B 1 2 3 Q504 M P 1 6 2 0 - O P Y- M K Q503 M N 2 4 8 8 - O P Y- M K Q753 M N 2 4 8 8 - O P Y- M K Q754 M P 1 6 2 0 - O P Y- M K Q604 M P 1 6 2 0 - O P Y- M K Q603 M N 2 4 8 8 - O P Y- M K Q653 M N 2 4 8 8 - O P Y- M K Q654 M P 1 6 2 0 - O P Y- M K Q704 M P 1 6 2 0 - O P Y- M K Q703 M N 2 4 8 8 - O P Y- M K 9 10 11 Q505,506,605,606,655,656, Q705,706,755,756 CURRENT DETECT R719 4.7k 2% C720 220p 0 Q705 R740 2SA1163L-TE85L 22k 0 R721 6.2k R722 1.5k 0 R 7 2 41 5 k R748 15k Q540,640,680,740,750 OVERLOAD DETECT 6.5 R745 4.7k Q740 2SC3052EF-T1-LEF 0 C742 D740 0.01 1SS355WTE-17 C740 R747 10 15k 50V R746 47k JL001 D705 1SS355WTE-17 C711 0 0.022 0 Q706 2SA1163L-TE85L R725 68k -36.8 R717 10 R739 100k R723 R729 47k 10k C729 0.01 L701 R718 4.7 D729 1SS355WTE-17 R638 68k R667 10 Q655 -36.8 2SA1163L-TE85L C661 0.022 0 0 R673 47k R640 22k R648 15k R674 15k D665 1SS355WTE-17 R671 6.2k R672 Q656 1.5k 2SA1163L-TE85L 0 R668 4.7 0 C642 0.01 Q640 6.5 R675 4.7k 2SC3052EF-T1-LEF 0 D640 1SS355WTE-17 R676 47k R677 15k C640 10 50V R669 4.7k C670 2% 220p 0 R620 C619 0 4.7k 220p 2% Q 6 0 50 2SA1163L-TE85L 0 R621 R622 6.2k 1.5k L651 R680 22k R623 6.5 R655 4.7k 47k Q680 R656 47k 2SC3052EF-T1-LEF 0 R624 15k C681 D680 R681 15k 0.01 1SS355WTE-17 C680 R657 10 15k 50V D605 1SS355WTE-17 L601 0 0 Q606 2SA1163L-TE85L -36.8 R625 68k C611 0.022 R617 10 R618 4.7 R775 68k Q755 2SA1163L-TE85L -36.8 0 0 R771 6.2k Q 7 5 R772 6 1.5k 2SA1163L-TE85L 0 R778 15k 0 C761 0.022 R769 4.7k 2% C770 R767 10 0 220p L751 R768 4.7 R750 C752 22k 0.01 6.5 Q750 2SC3052EF-T1-LEF 0 D750 1SS355WTE-17 R755 4.7k R756 47k R758 15k R757 15k C750 10 50V D765 1SS355WTE-17 R773 47k R749 C749 10k 0.01 R759 100k D749 1SS355WTE-17 R520 C519 4.7k 220p 2% 0 Q505 2SA1163L-TE85L 0 R517 10 C511 0.022 0 R518 4.7 Q540 2SC3052EF-T1-LEF L501 6.5 R540 22k C541 0.01 1 S S D540 355WT E - 17 0 R521 R522 6.2k 1.5k R573 47k R546 R557 15k 15k C540 10 50V R555 4.7k R556 47k 0 0 Q506 2SA1163L-TE85L R524 D505 15k 1SS355WTE-17 R525 -36.8 68k R529 C529 10k 0.01 R539 100k D529 1SS355WTE-17 R585 4.7k R586 47k STR-K7100 25 25 12 13 14 15 16 R792 6801W RY791 R794 680 1W 55 R793 82 D791 1SS355WTE-17 Q790 2SC3052EF-T1-LEF RELAY DRIVER 0.2 R791 0.8 2.2k 62 RY701 CN792 5P 1 3 4 5 HP_DETECT R-CH GND L-CH HEADPHONE BOARD HP_DETECT NC R-CH GND L-CH CNP790 5P CL071 1 2 CL072 3 CL073 4 CL074 5 C790 0.1 J790 PHONES TP790 1 LEAD TO CHASSIS C791 0.1 (CHASSIS) R734 82 D710 1SS355WTE-17 Q710 2SC3052EF-T1-LEF RELAY DRIVER 0.2 R731 0.7 2.2k 66 RY601 RED BLK RED BLK TB001 8P R(+) R(-) SR(+) SR(-) L(+) L(-) SL(+) SL(-) TB001 SPEAKERS IMPEDANCE USE 6-16Ω + - FRONT + SURROUND - R634 82 D610 1SS355WTE-17 Q610 2SC3052EF-T1-LEF RELAY DRIVER 0.2 R631 0.7 1k 68 RY710 R738 82 D701 1SS355WTE-17 0 Q611 2SC3052EF-T1-LEF RELAY DRIVER 0 64 R632 2.2k D841 UDZSTE-173.0B TM602 (+) (-) (+) (-) TM602 SPEAKERS IMPEDANCE USE 6-16Ω L FRONT B R R840 6.8k C842 47 25V R844 R843 22k 0 RY610 R635 82 D611 1SS355WTE-17 Q612 2SC3052EF-T1-LEF RELAY DRIVER 0.2 0.7 68 R633 1k Q795 2SA1163L-TE85L -40 0 R790 100k R770 100k Q793 2SC3052EF-T1-LEF 3.3 0 C791 220 10V C721 220 10V D733 1SS355WTE-17 0 Q723 0 2SC3052EF-T1-LEF 61 -40 Q725 2SA1163L-TE85L 3.3 R780 D732 10k 1SS355WTE-17 D722 1SS355WTE-17 D721 1SS355WTE-17 R735 6.8k Q722 2SC3052EF-T1-LEF -40.7 R737 39k C722 10 50V 3.2 -46.5 R736 1k RY801 R830 82 D818 1SS355WTE-17 R824 2.2k 69 Q809 2SC3052EF-T1-LEF RELAY DRIVER TM604 Q722,723,725,793,795 PROTECTOR RED BLK TM604 SPEAKERS IMPEDANCE USE 6-16Ω + CENTER - CNP801 5P 1 2 3 4 5 R1 (SIDE1) R2 (SIDE2) GND R2 (SIDE2) R1 (SIDE1) CNP913 9P 61 1 PROTECTOR 66 3 FRONT A RY 68 4 SB/CTR/REAR RY 55 5 HP CTRL 62 6 HP RY 7 WOOFER RY 64 8 FRONT B RY 69 9 BRIDGEABLE RY 10 SUB T T901 J POWER TRANSFORMER (MAIN) (Page 40) DIGITAL C BOARD (2/3) CNP503 (Page 29)