Read Sony STR-DH500 Service Manual online
STR-DH500
STR-DH500
20
20
1
A
B
C
D
E
F
G
H
I
J
K
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
MAIN BOARD (1/2)
HEADPHONE BOARD
1 2
3
4
5
6
7
8
9
10
11 12 13 14
15 16 17
0
0
0
0
0
0
-44.7
0
0
0
0
0
-44.7
0
0
0
0
0
-44.7
0
0
0
0
0
-44.7
0
0
-44.7
0
0
1.2
55.5
0
1.2
55.5
0
1.2
55.5
0
1.2
55.5
0
1.2
55.5
0
-1.1
-55.7
0
-1.1
-55.7
0
-1.1
-55.7
0
-1.1
-55.7
0
-1.1
-55.7
0
-1.1
-1.1
0.5
-0.6
1.2
0.5
-1.1
-1.1
0.5
-0.6
1.2
0.5
-1.1
-1.1
0.5
-0.6
1.2
0.5
-1.1
-1.1
0.5
-0.6
1.2
0.5
-1.1
-1.1
0.5
-0.6
1.2
0.5
-55.3
55.3
55.3
-0.2
-0.2
-0.3
-55.3
55.3
55.3
1.2
-1.1
54.8
-0.3
-0.2
-0.2
-0.3
55
-1.1
1.2
-55.3
55.3
55.3
1.2
-1.1
54.8
-0.3
-0.2
-0.2
-0.3
55
-1.1
1.2
0
0
0
0
0
-47.1
3.3
-48.4
2.9
-55.9
0
15.6
C545
D536
MAZ8056GMLS0
22k
R557
47
35V
22k
R558
22k
R559
0
R560
1.7uH
L878
4.7
R878
0.01
C870
50V
0.022
C879
10
R879
68k
R866
47k
R880
D870
MA2J1
110GLS0
MA2J1110GLS0
D861
100k
R872
R870
47k
0.22
R863
2SA1163-G
Q862
CURRENT DETECT
CURRENT DETECT
CURRENT DETECT
CURRENT DETECT
CURRENT DETECT
CURRENT DETECT
CURRENT
DETECT
CURRENT
DETECT
CURRENT
DETECT
4.7k
R861
1.5k
R864
50V
220p
C761
50V
220p
C861
2SA1163-G
CURRENT DETECT
Q861
6.2k
R862
15k
R865
Q853
C +VE
MN2488-OPY-MK
B
C
E
500V
C858
47p
1
2
3
VACS_INPUTS
500V
3p
C855
50V
100p
C854
1k
R851
100p
C852
68k
R852
68k
R802
100p
500V
C853
10V
C862
220
68k
R854
2.2k
R853
STK350-530T-E
IC601
+VOUT2
VCC
VCC
VEE
JS806
JS805
JS807
50V
C860
10
MUTE
+VOUT1
-VOUT2
COMP1
NF1
IN1
GND
IN2
NF2
COMP2
-VOUT2
1
9
8
7
6
5
4
3
2
15
14
13
12
11
10
500V
C758
47p
82k
R857
35V
47
C857
35V
47
C757
560
R758
2.2k
R856
2.2k
R756
2SA1175-HFE
POWER AMP
Q851
2SA1175-HFE
POWER AMP
Q751
82k
R757
560
R858
500V
47p
C859
500V
47p
C759
100
R760
100
R859
100
R860
100
R759
Q852
2SD2144S-V
POWER AMP
Q752
2SD2144S-V
POWER AMP
4.7
R778
1.7uH
L778
47k
R680
10
R679
1.7uH
L678
0.01
C670
4.7
R678
47k
R780
10
R779
0.01
C770
D670
MA2J1
110GLS0
D770
MA2J1
110GLS0
100k
R672
100k
R772
R670
47k
R770
330k
C_OUT
SR_OUT
1.7uH
L728
4.7
R728
L628
1.7uH
R628
4.7
10
R729
0.01
C720
R730
47k
D720
MA2J1
110GLS0
100k
R722
R720
330k
SL_OUT
SL_OUT
FL_OUT
4.7k
R661
50V
220p
C661
2SA1163-G
Q762
1.5k
R764
4.7k
R761
68k
R766
50V
0.022
C779
2SA1163-G
Q761
15k
R765
0.22
R763
MA2J1110GLS0
D761
6.2k
R762
6.2k
R662
2SA1163-G
Q662
1.5k
R664
50V
0.022
C679
2SA1163-G
Q661
68k
R666
15k
R665
0.22
R663
2SA1163-G
Q711
50V
220p
C711
4.7k
R711
6.2k
R712
MA2J1110GLS0
D661
1.5k
R714
2SA1163-G
Q712
50V
0.022
C729
15k
R715
0.22
R713
68k
R716
MA2J1110GLS0
D711
R613
0.22
C611
220p
R612
6.2k
R611
4.7k
2SA1163-G
Q611
R614
1.5k
MA2J1110GLS0
D611
R615
15k
50V
C629
0.022
R629
FPRD
10
R620
47k
R622
100k
C620
0.01
D620
MA2J1
110GLS0
R616
68k
R630
47k
2SA1163-G
Q612
Q753
FR +VE
MN2488-OPY-MK
B
C
E
Q754
FR -VE
MP1620-OPY-MK
B
C
E
Q854
C -VE
MP1620-OPY-MK
B
C
E
1
2
3
1
2
3
1
2
3
Q653
SR +VE
MN2488-OPY-MK
B
C
E
Q604
SL -VE
MP1620-OPY-MK
B
C
E
Q603
SL +VE
MN2488-OPY-MK
B
C
E
Q654
SR -VE
MP1620-OPY-MK
B
C
E
Q703
FL +VE
MN2488-OPY-MK
B
C
E
Q704
FL -VE
MP1620-OPY-MK
B
C
E
R658
500V
C658
47p
1
2
3
2.2k
R656
2SA1175-HFE
POWER AMP
Q651
82k
R657
35V
47
C657
1
2
3
500V
47p
C659
100
R660
100
R659
Q652
2SD2144S-V
POWER AMP
560
2SA1175-HFE
POWER AMP
Q701
2.2k
R706
35V
47
C707
82k
R707
500V
C708
47p
560
R708
1
2
3
500V
47p
C709
1
2
3
100
R709
100
R710
2SA1175-HFE
POWER AMP
Q601
R607
82k
R609
100
R606
2.2k
Q702
2SD2144S-V
POWER AMP
1
2
3
1
2
3
35V
C607
47
R610
100
R608
560
500V
C608
47p
500V
C609
47p
Q602
2SD2144S-V
POWER AMP
39k
R326
50V
10
C325
10k
R327
6.8k
R325
2SA1163-G
Q320
2SC3052EF-T1-LEF
Q321
1k
R328
10V
220
C320
100k
R320
2SC2713-G
PROTECTOR
PROTECTOR
PROTECTOR
Q325
MC2838-T112-1
D327
MC2838-T112-1
D326
JS320
C_OUT
FR_OUT
FL_OUT
2SC3052EF-T1-LEF
RELAY DRIVE
Q375
MA2J1110GLS0
D375
2W
680
R393
2W
R392
680
47k
R378
CL939
CL940
CL940
CL941
RY375
1
3
4
5
6
22
R377
22
R376
FR_OUT
FL_OUT
1
3
4
5
3
4
5
CN792
5P
HP DETECT
R-CH
GND
R-CH
GND
GND
L-CH
2
2.2k
R375
500V
C605
3p
500V
3p
C655
R601
1k
C602
100p
50V
100p
C654
C604
100p
1k
R651
100p
C652
68k
R652
C610
10
50V
50V
C660
10
C603
100p
56k
R602
500V
100p
C653
10V
C612
220
10V
C662
220
2.2k
R653
68k
R654
R604
68k
R603
2.2k
9
8
7
6
15
14
13
12
11
10
STK350-530T-E
IC801
MUTE
+VOUT1
-VOUT2
COMP1
NF1
IN1
GND
IN2
NF2
COMP2
-VOUT2
+VOUT2
VCC
VCC
VEE
1
5
4
3
2
STK350-530T-E
IC701
MUTE
+VOUT1
-VOUT2
COMP1
NF1
IN1
GND
IN2
NF2
COMP2
-VOUT2
+VOUT2
VCC
VCC
VEE
9
8
7
6
15
14
13
12
11
10
1
5
4
3
2
50V
100p
C704
50V
100p
C754
500V
3p
C705
500V
3p
C755
1k
R751
1k
R701
100p
C752
100p
C702
68k
R752
68k
R702
50V
10
C710
50V
10
C760
500V
100p
C703
500V
100p
C753
10V
220
C712
10V
220
C762
STK ONLY
2.2k
R753
68k
R704
68k
R754
2.2k
R703
0.47
R545
0.47
R546
FR_OUT
HP
DET
HP
R
Y
PROTECT
OR
SR_OUT
PRE DRIVER
IC601
IC B/D
PRE DRIVER
IC701
IC B/D
PRE DRIVER
IC801
IC B/D
J790
1
2
3
4
5
6
7
1
2
3
4
2
3
4
4P
CNP790
HP_DETECT
HP_R
HP_GND
HP_R
HP_GND
HP_L
PHONES
MAIN BOARD (2/2)
(Page 21)
MAIN BOARD (2/2)
(Page 21)
4-8. SCHEMATIC DIAGRAM – MAIN Section (1/2) –
• See page 35 for IC Block Diagrams.
Ver. 1.2
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