Schematic Diagram - Main Section (2/2) - Sony STR-K1600 Service Manual

STR-K1600
Ver. 1.1
Q Q
3 7 6 3 1 5 1 5 0
5-9. SCHEMATIC DIAGRAM — MAIN SECTION (2/2) — • Refer to page 41 for IC Block Diagrams.
1 2 3
MAIN BOARD (2/2)
A
IC B/D
IC701
PRE DRIVER
1 2 3 4
B R744
22k
2%
C755
33p 500V
R702
C701 R701 C707
68k
4.7 50V 1k 100p
C757 R752
C751 R751
4.7 50V 1k 100p 68k
C
IC B/D
IC601
PRE DRIVER
1 2 3 4
D
R743 C605
22k
33p 500V
2%
A1
A3
A4
A5
C651 R651 C657 R652
A6
4.7 50V 1k 68k
100p
A7
C601 C607 R602
A8 R601
4.7 50V 1k 100p 68k
E
IC B/D
IC501
PRE DRIVER
T E
L 1 3 9 4 2 2 9 6 5 1 3 1 2 3 4
F
R741
C565
22k
33p 500V
2%
R561 C567
C561
1k
4.7 50V 100p
A9
G C501
R501 C507
4.7 50V 1k 100p
D691
1SS355WTE-17
6.5
Q692
DTA124ESA-TP
MAIN
H 1 B- SWITCH
BOARD
-5.6
(1/2)
6.4
(Page
23) D690
UDZSTE-1730B
R691 R698
100 10k
-47.2
2W
-46.7
Q691
I
2SC1815GR-TPE2
B- SWITCH
R692 R699
-47.4
330 470k
2W
A10
A11
D802
D5SBA20-4003
RECT
C803
J
6800
71V
C804
6800
71V
A12
A13
K
A15
A16
w w w
A17
STR-K1600
4 5 6 7
Q501-504,533,534,571,572,
Q601-604,651-654,701-704,751-754
R714
R710 R711
IC701
2.2k 82k
µPC2581V-S 1.1
0.5
5 6 7 8 9 10 11 12 13 14 15
-0.6
C710
47
25V R713
560
C756 C706 C705
100p 100p 33p
500V -1.1
C704 3p 500V
R704 68k 2%
C754 3p 500V
R754 68k 2%
-1.1
R753 R703
2.2k 2.2k
2% 2%
R663
C753 C703
100 100 560
C660
10V 10V
47
25V
-0.6
IC601
µPC2581V-S
0.5
R661 R666 0.22X2 5W
R660
2.2k 82k
5 6 7 8 9 10 11 12 13 14 15
1.1
R664
R614
C606 C656 C655
100p 100p 33p R610 R611
500V 2.2k 82k
1.1
0.5
C654 3p 500V
R654 68k 2%
-0.6
C604 3p 500V
C610
R604 68k 2%
47
R653
R603 25V
2.2k R613
2.2k 2% 560
2%
C653
C603 100
-1.1
100
10V
10V
IC501
µPC2581V-S
-1.1
5 6 7 8 9 10 11 12 13 14 15
C760
47 R763
25V 560
C566 C506 C505
-0.6
100p 100p 33p
500V
0.5
C504 3p 500V
R760 R761
R505 68k 2% 2.2k 82k
C554 3p 500V
1.1
R554 68k 2% C733 C732
10 100V 10 100V
R553 R503
2.2k 2.2k
2% 2%
R511
R510
C553 C503
2.2k 82k
100 10V 100 10V 1.1
0.5
C510
47
-0.6
25V
R696 R695 10k
47k
R732
C691 0.1 R513
1
560
R690 220k
-1.1
8 7 6 5
IC691
IC691
NJM4565M(TE2)
OVERLOAD
DETECT AMP
1 2 3 4
R570 R571
2.2k 82k
R693
1.1
10k 2%
R694
0.5
10k
-0.6
C570 R576
560
47
25V
-1.1
C805
0.22
100V
C806
0.22
100V
WP102 WP101
x a o
y
. i
http://www.xiaoyu163.com
8 9 10
Q505,506,535,536,605,606,
Q540,580,640,680,740,750
Q655,656,705,706,755,756
OVERLOAD DETECT
POWER AMP CURRENT DETECT
R745 4.7k
6.5
Q740
C717
2SC3052EF-T1-LEF
33
47p 500V 1.1 R719 C720 0 R740
4.7k 220p 22k
B 0 R746
2% 47k
Q705
47
C742 D740
2SA1163L-TE85L
C 0 0.01 1SS355WTE-17
C740
R716 0.22X2 5W
0 10
R748 R747
0 R722
R721 R724 15k 15k 15k 50V
E 1.5k
6.2k
D705
JL001 1SS355WTE-17
L701
C711
0 R739
0.022
100k
R718
0
R715 4.7
0
33 Q706
E
2SA1163L-TE85L R723 R729
C729 D729
47k
-47.4 -36.8 10k 0.01 1SS355WTE-17
C R725
R717
68k
10
-1.1
B
C716
47p 500V
C669
47p 500V -1.1
R638
B R667
68k
10
R675 4.7k
R665 6.5
R673 Q640
C -36.8
33
-47.4 Q655 47k 2SC3052EF-T1-LEF
2SA1163L-TE85L C661 R640
0.022
E 22k 0 R676
0 47k
0
C642 D640
0.01
R648 1SS355WTE-17
0
15k
C640
R677
10
15k
50V
R674 D665
15k 1SS355WTE-17
R671
0
E 6.2k
R668 4.7
Q656 0
2SA1163L-TE85L
47
C 0
L651
1.1 R669
4.7k C670
B
C666 2% 220p 0
33
47p 500V 6.5 R655 4.7k
R623
47k
C621 Q680 R656 47k
33 2SC3052EF-T1-LEF
47p 500V R620 C619 R680
1.1 0
4.7k 220p 22k
B 0
2%
47 C681 D680
C Q605 0
0.01 1SS355WTE-17
2SA1163L-TE85L C680
R616 0.22X2 5W R681
0 R624 R657 10
0 R622
15k 15k
E R621 1.5k 15k 50V
6.2k
D605
1SS355WTE-17
L601
0
C611
0 0.022
R618
4.7
0 Q606
E 2SA1163L-TE85L R617
10
-36.8
-47.4
R615
C R625
33
68k
-1.1
B
C620
47p 500V
L751
C767
47p 500V
-1.1
B
R768
R755
4.7
R775 4.7k
6.5
Q Q
C 68k
Q750
-47.4 Q755 -36.8 C752 2SC3052EF-T1-LEF 3 7 6
R750
R765 2SA1163L-TE85L 22k 0.01
E 0 R756
33
0 47k
0
D750
1SS355WTE-17
0
R758
R757 C750
15k 15k 10
50V
R778
15k
R771
0 R772
E 6.2k
1.5k D765 R759
Q756
0 C761 1SS355WTE-17
2SA1163L-TE85L 100k
R766 0.22X2 5W 47 0.022
C 0
R764 33 R749
C749 D749
1.1 R769 R767 R773 10k
0.01 1SS355WTE-17
C770 10 47k
B 4.7k
0
C766 2% 220p
47p 500V
C517
47p 500V
1.1
B
R520 C519
R514 33 0
4.7k R517 R518 R555
47 220p
L501
C 2% 10 4.7 6.5 4.7k
R516 0.22X2 5W C511
Q540
0 0
0.022 C541 2SC3052EF-T1-LEF
R540
E Q505
0 22k 0.01
2SA1163L-TE85L 0 R556
47k
D540
R521 R522
R557 1SS355WTE-17 C540
6.2k 1.5k R573 R546
10
47k 15k 15k
50V
R524
D505
R539
15k 1SS355WTE-17
100k
0
E 0
R515
33
-47.4 0 R529
C529 D529
C 10k 0.01
1SS355WTE-17
Q506
-1.1 R525
2SA1163L-TE85L
68k
B -36.8
C516
47p 500V
R523
47k
C577
47p 500V
R530 R537 R585
1.1 C539 0 R568 4.7
4.7k 10 4.7k
B 220p 6.5
2%
R574
C531
33 47 L551 Q580
C 0 Q535 0.022 R580 2SC3052EF-T1-LEF
22k
R526 0.22X2 5W 2SA1163L-TE85L 0 R586
0
0 47k
R531
E 6.2k C581 D580
R572 0.01 1SS355WTE-17
C580
1.5k R588 R587 10
15k 15k 50V
R534
D585
15k
1SS355WTE-17
0
0
0
R575 33
E
Q536
2SA1163L-TE85L
C576
C -36.8 R535
47p 500V
-47.4 68k
B
-1.1
u 1 6 3
24 24
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2 4
8 9 9
11 12 13 14
RY791
R792 680 1W
R794 680 1W
CN792
HP_DETECT
4P
55
1 HP_DETECT
3 R-CH
R793
82
4 GND
5 L-CH
D791
1SS355WTE-17
0.2
R791
0.8 2.2k 62
Q790
2SC3052EF-T1-LEF
RELAY DRIVER
RY701
AUS MODEL
AUS
MODEL CC11
TB001 CC12
0.01
0.01
R734 8P
82 RR11 RR12
R(+) L(+)
10 10
R(-) L(-)
D710
0.2
1SS355WTE-17 R731
SR(+) SL(+)
2.2k
0.7 66
Q710
SR(-) SL(-)
CC13 CC10
2SC3052EF-T1-LEF
0.01
RELAY DRIVER 0.01
RR14
RR13
10
10
RY601
R634
82
D610
1SS355WTE-17
0.2
R631
1k
0.7 68
Q610
2SC3052EF-T1-LEF
RELAY DRIVER
AUS MODEL
CC15 RR15
0.01 10
CC16 RR16
0.01 10
3 1 5 1 5 0 8 9 2
D841
UDZSTE-173.0B
AUS MODEL
TM603
CC17 RR17
4P
RY610
0.01 10
1
+
2
- 5
3
+
4
-
R635
CC18 RR18
82
0.01 10
D611
1SS355WTE-17
0.2
0.7 68
Q612
2SC3052EF-T1-LEF
R633
RELAY DRIVER
1k
Q795 Q793
2SA1163L-TE85L 2SC3052EF-T1-LEF
-40 3.3
0 0
C791
R790 220
100k
10V
Q722,723,725,793,795
C721
R770 PROTECTOR
100k 220
10V
0 Q723 0
2SC3052EF-T1-LEF 61
-40 Q725
2SA1163L-TE85L 3.3
D732
R780
1SS355WTE-17
10k
R735
D722
1SS355WTE-17 6.8k
Q722 3.2
2SC3052EF-T1-LEF
-40.7
C722
D721 R736 R737
10
1SS355WTE-17 1k 39k
50V -46.5
JW786 CNP801
5P
5
JW788
4
3
2
JW783
1
JW785
CNP913
8P
61
1
66
3
68
4
55
5
62
6
7
8
9
m
c o
.
2
8 9 9
15 16
HEADPHONE BOARD
CNP790
5P
CL071
1
NC 2
J790
CL072
PHONES
R-CH 3
CL073
GND 4
CL074
L-CH 5 TP790
LEAD TO CHASSIS
1
C791 0.1
TB001
SPEAKERS
IMPEDANCE USE 6-16Ω
+
FRONT
-
+
SURROUND
-
4 9 8 2 9 9
TM603
SPEAKERS
IMPEDANCE USE 6-16Ω
+
CENTER
-
+
SURROUND
- BACK
R1 (SIDE1)
R2 (SIDE2)
T901
J POWER
GND
TRANSFORMER
R2 (SIDE2) (MAIN)
R1 (SIDE1)
(Page 39)
PROTECTOR
FRONT A_RY
SB/CTR/REAR_RY
DIGITAL
HP CTRL C
BOARD
HP RY (4/4)
CNP503
SW_RY
(Page 30)
FRONT B_RY
BRIDGEABLE_RY