Sony STR-DH540 Service Manual ▷ View online
STR-DH540
STR-DH540
33
33
5-18. SCHEMATIC DIAGRAM – MAIN Board (1/4) –
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 (1/4)
1
3
4
5
2
7
6
8
10
9
11
12
13
12
13
15
16
17
18
19
20
14
62
1
0
-62
-1
0
62
1
0
-62
-1
0
62
1
0
-62
-1
0
62
1
0
-62
-1
0
62
1
0
-62
-1
0
0
-1.6
0
0
-62
-1.6
0
-1.8
0
0
-62
-2
0
-1.8
0
0
-62
-2
0
-1.6
0
0
-62
-1.6
0
-1.6
0
0
-62
-1.6
-1
-0.6
0.4
0.5
-1
-60
-1
0.4
1
0
1.1
61
61
0
-60
15
-60
-1
-0.6
0.4
-1
0.4
1
-1
-0.6
0.4
-1
0.4
1
-1
-0.6
0.4
-1
0.4
1
-1
-0.6
0.4
-1
0.4
1
-60
1.1
61
61
0.5
0
0
-60
-60
-60
-60
-60
16
-60
-1
-60
-60
1.1
61
61
0.5
0
0
-60
-60
-60
15
-60
-1
-60
-60
1.1
61
61
-60
-60
0
0.5
0
-60
15
-60
-1
-60
-60
1.1
61
61
-60
-60
0
0.5
0
-60
15
-60
-1
-60
-60
1
2
3
22k
R548
22k
R549
0
R544
68k
R561
22k
R555
2.2k
R556
6.8k
R381
R554
100
R567
100
Q550
BOOSTER
BOOSTER
BOOSTER
BOOSTER
BOOSTER
BOOSTER
BOOSTER
BOOSTER
BOOSTER
BOOSTER
MN2488-OPY-MK
C +VE
B
C
E
1
2
3
Q551
MP1620-OPY-MK
C -VE
B
C
E
1
2
3
Q650
MN2488-OPY-MK
FR +VE
B
C
E
1
2
3
Q651
MP1620-OPY-MK
FR -VE
B
C
E
1
2
3
Q750
MN2488-OPY-MK
SR +VE
B
C
E
1
2
3
Q751
MP1620-OPY-MK
SR -VE
B
C
E
1
2
3
Q600
MN2488-OPY-MK
FL +VE
B
C
E
1
2
3
Q601
MP1620-OPY-MK
FL -VE
B
C
E
1
2
3
Q700
MN2488-OPY-MK
SL +VE
B
C
E
1
2
3
Q701
MP1620-OPY-MK
SL -VE
B
C
E
R553
0.22
4.7k
R552
C554
0.01
L550
1.7uH
1.5k
R565
C551
220p
R551
10
R558
6.2k
15k
R564
68k
R569
47k
R568
R550
4.7
100k
R559
47k
R557
C932
100
100V
C933
100
100V
C558
47 35V
C563
220 10V
C560
10 50V
560
R566
6.8k
R547
Q554
2SA1514KT146S
Q555
CURRENT DETECT
CURRENT DETECT
LIMITER
LIMITER
2SA1514KT146S
D550
DA2J10100L
D551
DA2J10100L
C545
47
35V
D536
DZ2J051M0L
Q552
2SA1162-G
LIMITER
Q652
2SA1162-G
LIMITER
Q752
2SA1162-G
LIMITER
Q602
2SA1162-G
LIMITER
Q702
2SA1162-G
C591
47p
C592
47p
C578
0.022
C548
0.1
R542
4.7
R543
4.7
D572
DA2J10100L
2.2k
R575
D570
DA2J10100L
2.2k
R577
56k
R579
4.7k
R570
4.7k
R571
4.7k
R572
D571
DA2J10100L
270
R578
470
R576
220
R573
220
R574
C564
100p
Q570
PWR AMP.
PWR AMP.
PWR AMP.
PWR AMP.
HN4A06J-GRBL (TE85R)
Q670
PWR AMP.
HN4A06J-GRBL (TE85R)
Q620
PWR AMP.
HN4A06J-GRBL (TE85R)
Q770
PWR AMP.
HN4A06J-GRBL (TE85R)
Q720
PWR AMP.
HN4A06J-GRBL (TE85R)
C570
3300p
C586
47p
C886
47p
C836
47p
C686
47p
C786
47p
C636
47p
C736
47p
C582
4p
C585
47p
C581
4p
Q553
2SD2114K
Q572
KTA1024-Y
Q575
KTC3206-Y
Q574
KTC3206-Y
D672
DA2J10100L
2.2k
R675
D670
DA2J10100L
2.2k
R677
56k
R679
4.7k
R670
4.7k
R671
4.7k
R672
D671
DA2J10100L
270
R678
470
R676
220
R673
220
R674
PWR AMP.
PWR AMP.
PWR AMP.
C670
3300p
C685
47p
C681
4p
Q672
KTA1024-Y
Q675
KTC3206-Y
Q674
KTC3206-Y
D772
DA2J10100L
2.2k
R775
D770
DA2J10100L
2.2k
R777
56k
R779
4.7k
R770
4.7k
R771
4.7k
R772
D771
DA2J10100L
270
R778
470
R776
220
R773
220
R774
PWR AMP.
PWR AMP.
PWR AMP.
C770
3300p
C785
47p
C781
4p
Q772
KTA1024-Y
Q775
KTC3206-Y
Q774
KTC3206-Y
D622
DA2J10100L
2.2k
R625
D620
DA2J10100L
2.2k
R627
56k
R629
4.7k
R620
4.7k
R621
4.7k
R622
D621
DA2J10100L
270
R628
470
R626
220
R623
220
R624
PWR AMP.
PWR AMP.
PWR AMP.
C620
3300p
C635
47p
C631
4p
Q622
KTA1024-Y
Q625
KTC3206-Y
Q624
KTC3206-Y
D722
DA2J10100L
2.2k
R725
D720
DA2J10100L
2.2k
R727
56k
R729
4.7k
R720
4.7k
R721
4.7k
R722
D721
DA2J10100L
270
R728
470
R726
220
R723
220
R724
Q720
PWR AMP.
PWR AMP.
PWR AMP.
C720
3300p
C735
47p
C731
4p
Q722
KTA1024-Y
Q725
KTC3206-Y
Q724
KTC3206-Y
68k
R611
68k
R661
C660
10 50V
C610
10 50V
C662
100p C612
100p
C684
10p
C634
10p
1k
R610
2.2k
R613
1k
R660
68k
R711
68k
R761
C760
10 50V
C710
10 50V
C762
100p C712
100p
1k
R710
1k
R760
1k
R560
2.2k
R563
68k
R562
C663
220 10V
C613
220 10V
2.2k
R663
C683
4p
68k
R662
C763
220 10V
2.2k
R763
C782
4p
68k
R762
C633
4p
68k
R612
C713
220 10V
2.2k
R713
C732
4p
68k
R712
[SL]
[SR]
[FL]
[FR]
[C]
[C]
R653
0.22
4.7k
R652
C654
0.01
L650
1.7uH
1.5k
R665
C651
220p
R651
10
R658
6.2k
15k
R664
68k
R669
47k
R668
R650
4.7
100k
R659
47k
R657
Q654
2SA1514KT146S
Q655
CURRENT DETECT
CURRENT DETECT
2SA1514KT146S
D650
DA2J10100L
D651
DA2J10100L
C678
0.022
[FR]
R753
0.22
4.7k
R752
C754
0.01
L750
1.7uH
1.5k
R765
C751
220p
R751
10
R758
6.2k
15k
R764
68k
R769
47k
R768
R750
4.7
100k
R759
47k
R757
Q754
2SA1514KT146S
Q755
CURRENT DETECT
CURRENT DETECT
2SA1514KT146S
D750
DA2J10100L
D751
DA2J10100L
C778
0.022
[SR]
R703
0.22
4.7k
R702
C704
0.01
L700
1.7uH
1.5k
R715
C701
220p
R701
10
R708
6.2k
15k
R714
68k
R719
47k
R718
R700
4.7
100k
R709
47k
R707
Q704
2SA1514KT146S
Q705
CURRENT DETECT
CURRENT DETECT
2SA1514KT146S
D700
DA2J10100L
D701
DA2J10100L
C728
0.022
[SL]
R603
0.22
4.7k
R602
C604
0.01
L600
1.7uH
1.5k
R615
C601
220p
R601
10
R608
6.2k
15k
R614
68k
R619
47k
R618
R600
4.7
100k
R609
47k
R607
Q604
2SA1514KT146S
Q605
CURRENT DETECT
CURRENT DETECT
2SA1514KT146S
D600
DA2J10100L
D601
DA2J10100L
C628
0.022
[FL]
C658
47 35V
C758
47 35V
C618
47 35V
C708
47 35V
560
R866
LIMITER
22k
R655
2.2k
R656
R654
100
R667
100
560
R666
C691
47p
C692
47p
Q653
2SD2114K
LIMITER
22k
R755
2.2k
R756
R754
100
R767
100
560
R766
C791
47p
C792
47p
Q753
2SD2114K
LIMITER
22k
R605
2.2k
R606
R604
100
R617
100
560
R616
C641
47p
C642
47p
Q603
2SD2114K
LIMITER
22k
R705
2.2k
R706
R704
100
R717
100
560
R716
C741
47p
C742
47p
Q703
2SD2114K
CL551
CL552
CL550
6.8k
R384
CL651
CL652
CL650
6.8k
R385
CL751
CL752
CL750
6.8k
R386
CL601
CL602
CL600
6.8k
R387
CL701
CL702
CL700
220ohm
L662
220ohm
L660
220ohm
L610
220ohm
L612
1
MAIN
BOARD
(2/4)
(Page 34)
2
MAIN
BOARD
(2/4)
(Page 34)
3
MAIN BOARD (3/4)
(Page 35)
4
MAIN BOARD (4/4)
(Page 36)
STR-DH540
STR-DH540
34
34
5-19. SCHEMATIC DIAGRAM – MAIN Board (2/4) –
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 (2/4)
1
3
3
4
5
2
7
6
8
10
11
13
12
21
22
23
22
23
9
24
25
3.3
0
3.3
0
-62
3.3
-62
0
14
0
-62
0
-62
0.1
0.8
0.8
0.2
0.8
0.2
0.8
0.2
1
2
3
4
5
1
2
3
4
2
3
4
LR
BRIDGE
C_SUR
HP
SR_OUT
C_OUT
SL_OUT
FR_OUT
FL_OUT
FL_OUT
SR
C
FL
FR
FR_OUT
PROTECTOR
PROTECTOR
PROTECTOR
PROTECTOR
PROTECTOR
RY920
1
2
3
5
6
8
4
7
2.2k
R921
Q920
RELAY DRIVER
2PD601ART
CNP920
5P
R1 (UPPER TAP)
R1 (LOWER TAP)
R1 GND
R1 (LOWER TAP)
R1 (UPPER TAP)
W001
39k
R326
Q324
2PD601ART
C325
10
50V
10k
R327
6.8k
R325
Q321
2PD601ART
1k
R328
RR11
10
CC11
0.01
RR13
10
CC13
0.01
RR12
10
CC12
0.01
RR14
10
CC14
0.01
RR15
10
CC15
0.01
C930
6800
71V
C931
6800
71V
47k
R925
Q325
2SC2713-G
CL369
CL370
CL371
CL373
CL372
CL370
CL371
CL373
CL372
F912
6.3A 250V
F913
6.3A 250V
CL358
CL357
CL359
CL360
CL361
GP801
10P
1
B,FL,V,RY
2
PROTECTOR
3
ACLASS
4
SBL/SBR
5
SR/SL
6
C
7
FL/FR
8
CHASIS
9
PHASE
10
DIG
C912
2200
25V
C913
1000
25V
D921
D5SBA60-F
Q320
2SA1514KT146S
Q323
2SA1514KT146S
C934
0.1
C935
0.1
22k
R323
22k
R320
C320
220
10V
C323
220
10V
D920
DA2J10100L
R920
33
CC66
220p
CC65
220p
CC60
220p
CC61
220p
CC64
220p
CL366
CL367
CL368
F910
2.5A 250V
F911
2.5A 250V
CNP930
5P
R2 AC
2
1
3
4
5
4
5
CENTER TAP
NC
R2 AC
NC
R2 AC
330
R395
D375
DA2J10100L
2.2k
R375
330
R392
C322
0.01
47k
R378
CL363
330
R394
CL362
CL364
Q375
RELAY DRIVER
2PD601ART
330
R393
6P
TB501
1
2
3
4
5 6
7
8
4P
TB502
1
2
3
4
5
Q355
RELAY DRIVER
2PD601ART
47k
R358
RY355
12V
1
2
3
4
5
6
D355
DA2J10100L
R356
33
1k
R355
Q365
RELAY DRIVER
2PD601ART
47k
R366
RY365
12V
1
2
3
4
5
6
D365
DA2J10100L
R365
33
1k
R367
Q350
RELAY DRIVER
2PD601ART
47k
R353
RY350
12V
1
2
3
4
5
6
D350
DA2J10100L
R351
33
2.2k
R350
RY921
12V
1
2
3
4
5
6
CL354
CN391
4P
HP DETECT
R-CH
GND
LCH
R-CH
GND
LCH
R377
33
ET301
C910
0.47
C911
1SR154-400TE-25
0.47
D326
BAV70
D327
BAV70
E
D912
D911
D913
D910
D910 - D913
SL
PROTECT
HP_DET
1
MAIN BOARD
(1/4)
(Page 33)
2
MAIN BOARD
(1/4)
(Page 33)
5
MAIN BOARD
(4/4)
(Page 36)
FOR REFER
INDICATION
INDICATION
+
-
+
-
R
L
SURROUND
-
+
CENTER
+
-
+
-
R
L
FRONT
SPEAKERS
6
MAIN BOARD
(3/4)
(Page 35)
J
POWER
TRANSFORMER
(MAIN)
T901
(Page 42)
I
HEADPHONE
BOARD
CN107
(Page 45)
K
POWER
TRANSFORMER
(MAIN)
T901
(Page 42)
Ver. 1.1
STR-DH540
STR-DH540
35
35
5-20. SCHEMATIC DIAGRAM – MAIN Board (3/4) –
• See page 46 for IC Block Diagrams.
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 (3/4)
30
29
26
27
27
28
14
25
31
6
1.5
2
0
2
6
6
6
0
0
0
6
6
3.3
3.3
3.3
3.3
FL-IN
SW-IN
C-IN
SL-IN
SR-IN
FR-IN
FR_FIL
FL-FIL
SL_FIL
SR_FIL
C_FIL
SW_FIL
SW-IN
FL-IN
FR-IN
SR-IN
SL-IN
C-IN
C653
10 50V
CL400
CL401
CL402
CL403
CL404
CL405
CL406
CL407
CL408
CN2011
17P
R682
100k
C655
2700p
7.5k
R681
C603
10 50V
R632
100k
C605
2700p
7.5k
R631
C503
10 50V
R532
100k
C505
2700p
7.5k
R531
C553
10 50V
R582
100k
C555
2700p
7.5k
R581
C753
10 50V
R782
100k
C755
2700p
7.5k
R781
C703
10 50V
R732
100k
C705
2700p
7.5k
R731
A_GND
SBL
A_GND
SBR
A_GND
SR
A_GND
SL
A_GND
SW
A_GND
C
A_GND
DAC_FR
A_GND
DAC_FL
A_GND
SBL
A_GND
SBR
A_GND
SR
A_GND
SL
A_GND
SW
A_GND
C
A_GND
DAC_FR
A_GND
DAC_FL
A_GND
W003
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
11
12
13
14
15
16
17
75
R21
1
75
R213
C208
47p
C210
47p
C221
47p
CL246
CL245
J218
3P
R215
75
CL247
1
OUT
2
GND
3
VCC
4
VIN1
5
VIN2
6
VSW
C2371
0.1
C2372
0.1
C2374
0.1
C2373
1000
6.3V
C203
47
35V
L_IN
R_IN
NW_R_VOLIC_IN
NW_L_VOLIC_IN
C547
10 50V
C546
10 50V
CN2014
25P
NW_R_VOLIC_IN
A_GND
NW_L_VOLIC_IN
NC
-7V
+7V
RCH_N
RCH_P
LCH_P
LCH_N
A_GND
R_IN
A_GND
L_IN
V_GND
V2_VIDEO
V_COMP_SW2
V_SEL_SW2
+6V_DCDC
V_MUTE
COMP_DET
+3.3V
OPTICAL_TV
DGND
OPTICAL_SAT
CL409
CL410
CL411
CL412
CL413
CL414
CL415
CL416
CL417
CL418
CL419
CL242
CL240
CL239
CL217
CL222
CL221
CL220
CL223
CL217
CL222
CL221
CL220
CL223
CL241
CL218
CL219
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
VCC
OUT
OUT
GND
VCC
OUT
OUT
GND
JL2871
JL2870
C2370
IC2351
JSR1124
JL2869
C2351
0.1
C2354
0.1
IC2352
DIGITAL OPTICAL
RECEIVER
DIGITAL OPTICAL
RECEIVER
JSR1124
0uH
FB2890
JL2868
100
R2351
100
R2354
10
HP
C_SUR
PROTECT
PROTECT
HP_DET
DATA
CLK
CLK
DCAC_IN
TUNER_L
TUNER_R
TUNER_GND
NW_R_VOLIC_OUT
NW_L_VOLIC_OUT
SW
BRIDGE
LR
220
R450
220
R449
CN2015
25P
NC
Destination
+3.3V Stby
LIMITER
TEMP_SENSOR_2
TEMP_SENSOR_1
HP_RY
BRIDGEABLE_RY
SBL_SBR_RY
ZONE2_PREOUT_SW_RY
FRONT_SPK_RY
C/SL_SR_RY
PROTECT
EVOL_DATA
EVOL_CLK
HP_DET
DCAC_IN
A_GND
TUNER_L
TUNER_GND
TUNER_R
A_GND
NW_R_VOLIC_OUT
A_GND
NW_L_VOLIC_OUT
Destination
+3.3V Stby
LIMITER
TEMP_SENSOR_2
TEMP_SENSOR_1
HP_RY
BRIDGEABLE_RY
SBL_SBR_RY
ZONE2_PREOUT_SW_RY
FRONT_SPK_RY
C/SL_SR_RY
PROTECT
EVOL_DATA
EVOL_CLK
HP_DET
DCAC_IN
A_GND
TUNER_L
TUNER_GND
TUNER_R
A_GND
NW_R_VOLIC_OUT
A_GND
NW_L_VOLIC_OUT
2.2k
R251
2.2k
R252
TH251
TH252
C250
0.1
CL378
CL379
CL380
CL381
CL382
CL383
CL384
CL385
CL386
CL387
CL388
CL389
CL390
CL391
CL392
CL393
CL380
CL381
CL382
CL383
CL384
CL385
CL386
CL387
CL388
CL389
CL390
CL391
CL392
CL393
CL395
CL396
CL397
CL396
CL397
CL398
CL399
0
R332
CL350
CL351
CL351
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
4.7k
R282
10k
R281
0.01
C282
6
5
4
3
2
1
D
D
G
S
D
D
Q281
MUTE
PROTECTION
MUTE
PROTECTION
PMG85XP
Q282
MUTE
PROTECTION
DRC5114E0L
0.01
C283
Q283
DRC5114E0L
0.1
C281
0.1
C284
IC2354
NJM41010F1
VIDEO DRIVER
IC2354
IC2352
IC2351
IC B/D
7
MAIN BOARD
(4/4)
(Page 36)
D
DIGITAL
BOARD
(2/7)
CN2000
(Page 25)
8
MAIN
BOARD
(4/4)
(Page 36)
3
MAIN BOARD
(1/4)
(Page 33)
6
MAIN BOARD
(2/4)
(Page 34)
A
DIGITAL
BOARD
(2/7)
CN2002
(Page 25)
C
DIGITAL
BOARD
(2/7)
CN2001
(Page 25)
VIDEO
SAT/CATV IN
VIDEO
VIDEO IN
VIDEO
MONITOR OUT
IN 1
(SAT/CATV ASSIGNABLE)
IN 2
(TV ASSIGNABLE)
OPTICAL
Ver. 1.1
STR-DH540
STR-DH540
36
36
5-21. SCHEMATIC DIAGRAM – MAIN Board (4/4) –
• See page 46 for IC Block Diagrams.
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 (4/4)
21
22
23
24
24
15
16
17
18
19 20
26
29
27
30
28
31
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
0
0
0
-7
-7
0
0
0
0
0
0
0
0
0
0
0
7
0
0
0
-7
0
0
0
7
0
0
0
-7
0
0
0
7
0
0
0
0
0
-15
-7
15
7
15
7
0.7
0
I
O
I
O
I
O
G
SL_FIL
C_FIL
SR_FIL
SR_FIL
FR_FIL
SW_FIL
FL-FIL
NW_R_VOLIC_OUT
NW_L_VOLIC_OUT
DCAC_IN
TUNER_L
NW_R_VOLIC_IN
NW_L_VOLIC_IN
TUNER_R
SW
TUNER_GND
L_IN
D
ATA
CLK
R_IN
W002
C401
2200p
A_GND
C450
100p
C449
100p
D352
1SR154-400TE-25
CL427
CL425
CL423
CL421
CL420
CL420
RY301
Q301
2PD601ART
RELAY DRIVER
100k
R307
47k
R304
1k
R301
47k
R308
C301
10
50V
1k
R309
CL348
C489
2200p
C499
2200p
C353
470
10V
C351
470
10V
10V
D301
DA2J10100L
R302
100
D356
P6SMBJ33A-5
C487
C350
1
C352
1
C355
470p
C354
470p
IC400
BD3470KS2
DIR FUNCTION SELECT
1
GND
2
HPFN
3
LPF01
4
LPF02
5
LPFN2
6
LPFN1
7
SWVOL
8
VCC
9
DGND
10
DA
TA
11
CLK
12
VEE
13
FROUT
14
FLOUT
15
SWOUT
16
COUT
17
SROUT
18
SLOUT
19
SBROUT
20
SBLOUT
21
GND
22
GND
23
SUB2L
24
SUB2R
25
RECL3
26
RECR3
27
RECL2
28
RECR2
29
RECL1
30
RECR1
31
GND
32
SBL IN2
33
SBR IN2
34
SL IN2
35
SR IN2
36
C IN2
37
SW IN2
38
FL IN2
39
FR IN2
40
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
GND
41
INL12
42
INR12
43
INL1
1
44
INR1
1
45
INL10
46
INR10
47
INL9
48
INR9
49
INL8
50
INR8
51
INL7
52
INR7
53
INL6
54
INR6
55
INL5
56
INR5
57
INL4
58
INR4
59
INL3
60
INR3
INL2
INR2
INL1
INR1
GND
SBLIN
SBRIN
SLIN
SRIN
CIN
SWIN
FLIN
FRIN
GND
ADCROUT
ADCLOUT
GND
SUB1 R
SUB1 L
GND
OUT1
-1
+1
VSS
+2
-2
OUT2
VCC
C421
1000p
C427
1000p
C428
1000p
C423
1000p
C424
1000p
C422
1000p
C706
270p
C756
270p
R783
R784
820
15k
R734
15k
R733
820
C310
470 10V
C311
470 10V
C506
270p
R533
R534
820
15k
C656
270p
R683
R684
820
15k
C556
270p
R584
15k
R583
820
C606
270p
R634
15k
R633
820
C357
1
C358
470p
C359
470
0
R315
22
R312
22
R310
22
R311
22
R313
J401
6P
J402
4P
4
3
2
1
OUT1
-1
+1
VSS
+2
-2
OUT2
VCC
4
3
2
1
5
6
7
8
OUT1
-1
+1
VSS
+2
-2
OUT2
VCC
4
3
2
1
G
G
WHT
RED
WHT
RED
WHT
RED
BLK
BLK
WHT
RED
WHT
RED
CC58
100p
1k
R458
CL345
CC08
100p
1k
R408
CL344
CC57
100p
1k
R457
CL375
CC07
100p
1k
R407
CC53
100p
1k
R453
CC03
100p
CC51
100p
CC01
100p
1k
R403
1k
R451
1k
R401
CL374
CL341
CL340
CL338
CL337
0.1
IC400
IC411
LINE AMP
NJM4565M (TE2)
IC411
IC413
LINE AMP
NJM4565M (TE2)
IC413
IC410
LINE AMP
NJM4565M (TE2)
IC410
IC B/D
IC352
KIA7907F-RTF/P
-7V REG.
IC352
IC350
KIA7807AF-RTF/P
+7V REG.
IC350
IC351
KIA7807AF-RTF/P
+7V REG.
IC351
5
6
7
8
5
6
7
8
CL430
CL431
CL433
CL434
CL435
CL437
CL442
4
MAIN BOARD (1/4)
(Page 33)
7
MAIN
BOARD
(3/4)
(Page 35)
8
MAIN
BOARD
(3/4)
(Page 35)
5
MAIN
BOARD
(2/4)
(Page 34)
L
R
AUDIO
VIDEO IN
AUDIO
SUBWOOFER OUT
L
R
AUDIO
SAT/CATV IN
AUDIO
TV IN
L
R
AUDIO
SA-CD/CD IN
L
R
Ver. 1.2
Click on the first or last page to see other STR-DH540 service manuals if exist.