DOWNLOAD Sony STR-DH500 Service Manual ↓ Size: 3.25 MB | Pages: 64 in PDF or view online for FREE

Model
STR-DH500
Pages
64
Size
3.25 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
str-dh500.pdf
Date
PREV: Sony STR-DH700 Service Manual

Sony STR-DH500 Service Manual ▷ View online

STR-DH500
STR-DH500
17
17
6
2
3
DRIVE
PRE DRIVER
IC701
IN 1
+VOUT1
-VOUT2
8
12
11
IN 2
+VOUT2
-VOUT2
FL-CH
FR-CH
FL-CH
FR-CH
SL-CH
C-CH
SR-CH
SL-CH
SR-CH
+3.3V
(STBY)
+6V
+5V
(DSP)
+5V
(DCDC)
-7V
+7V
TU+9V
6
61
12
11
DRIVE
PRE DRIVER
IC601
IN 1
+VOUT2
-VOUT2
6
2
3
DRIVE
PRE DRIVER
IC801
IN 1
+VOUT1
-VOUT2
8
12
11
IN 2
+VOUT2
-VOUT2
70
58
48
+9V
(STBY)
+5V
REG
1
3
IC251
+5V
REG
1
3
IC252
+3.3V
REG
1
3
IC1904
+9V
REG
1
3
IC1902
-15V
+15V
+7V
REG
1
3
IC350
-7V
REG
2
3
IC352
+6V
REG
1
3
IC253
FRONT
 R
Y
HP
 R
Y
C/SUR R
Y
SW_PREOUT_R
Y
HP
 DET
FRONT_A_RY
PROTECTOR
68
BRIDGEABLE_RY
HP_DETECT
FUSE_DETECT
STOP
63
55
HP_RY 62
POWER_RY
69
PRE_OUT_SW_RY
66
C/SW/REAR/SB_RY
FRONT RY
HP DETECT
HP RY
SW_PREOUT_RY
C/SUR RY
SYSTEM
CONTROL
IC1101 (5/5)
PRE
DRIVE
PRE
DRIVE
SW-CH
PRE
DRIVE
$
PHONES
J790
R
L
L
AUDIO
OUT
SUB
WOOFER
CENTER
SURROUND
R
TB602
TB601
TB602
J405
FRONT
SPEAKERS
IMPEDANCE
USE 8-16Ω
T901
POWER
TRANSFORMER
(MAIN)
F901
T902
POWER
TRANSFORMER
(SUB)
AC IN 
~
RECT
D921
RF912
RF913
RY901
D990
RF910
RF911
RF940
RECT
D910-913
RECT
D941
D1301
D1302
D1301
D1302
PROTECTOR
D326-327
Q320,321,325
POWER AMP
Q701-704,
Q751-754
POWER AMP
Q851-854
POWER AMP
Q601-604,
Q651-654
RY350
RY360
RY301
RY375
RELAY
DRIVER
Q375
RELAY
DRIVER
Q360
RELAY
DRIVER
Q301
RELAY
DRIVER
Q350
RY920
RELAY
DRIVER
Q920
RY355
RELAY
DRIVER
Q355
CURRENT
DETECT
Q711,712
CURRENT
DETECT
Q761,762
CURRENT
DETECT
Q861,862
CURRENT
DETECT
Q611,612
CURRENT
DETECT
Q661,662
RELAY
DRIVER
Q901
AC IN
DETECT
Q990
RECT
D950-953
• Signal path
            : TUNER (FM/AM)
• R-ch is omitted due to
  same as L-ch.
TUNER/
AUDIO
SECTION
(Page 12)
4-6.  BLOCK  DIAGRAM  – POWER Section –
Ver. 1.1
STR-DH500
STR-DH500
18
18
10 Vp-p
3.5 Vp-p
1.2 Vp-p
12 Vp-p
25 MHz
12.288 MHz
412.184 kHz
104.535 kHz
2.4 Vp-p
24 MHz
 IC1201 RK (RBCK)
 IC1201 RI (RMCK)
IC1201 XL (XOUT)
2 V/DIV, 10 msec/DIV
2 V/DIV, 10 msec/DIV
1 V/DIV, 50 nsec/DIV
 IC1501 [WD  (XTAL)
IC1101 JE (X1)
1 V/DIV, 50 nsec/DIV
1 V/DIV, 50 nsec/DIV
• Waveforms
– DIGITAL AB Board –
For Schematic Diagrams.
Note:
•  All capacitors are in μF unless otherwise noted.  (p: pF)
  50 WV or less are not indicated except for electrolytics 
and tantalums.
•  All resistors are in 
Ω and 
1
/
4
 W or less unless otherwise 
specifi ed.
•      f   : internal component.
•  2   :  nonfl ammable resistor.
•  5 :  fusible  resistor.
•  C  : panel designation.
THIS  NOTE  IS  COMMON  FOR  PRINTED  WIRING  BOARDS  AND  SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
•  A  : B+ Line.
•  B  : B– Line.
•  Voltages and waveforms are dc with respect to ground 
under no-signal (detuned) conditions.
  no mark :  FM
•  Voltages are taken with VOM (Input impedance 10 M
Ω).
  Voltage variations may be noted due to normal production 
tolerances.
•  Waveforms are taken with a oscilloscope.
  Voltage variations may be noted due to normal production 
tolerances.
•  Circled numbers refer to waveforms.
• Signal path.
  F  
: 
TUNER 
(FM/AM)
  L   : VIDEO (AUDIO)
  I  : VIDEO
  J 
 : DVD (DIGITAL)
  c   : CD (ANALOG)
• Abbreviation
 CND : 
Canadian 
model
 AUS : 
Australian 
model
 RU  : 
Russian 
model
For Printed Wiring Boards.
Note:
•  X  : Parts extracted from the component side.
•      f   : internal component.
• 
 : Pattern from the side which enables seeing.
Caution:
Parts face side:
(SIDE A)
Pattern face side: 
(SIDE B)
Parts on the parts face side seen from   
the parts face are indicated.
Parts on the pattern face side seen from   
the  pattern face are indicated.
Note: 
The components identi-
fi
 ed by mark 0 or dotted 
line with mark 0 are criti-
cal for safety. 
Replace only with part 
number specifi ed.
Note: 
Les composants identifi és 
par une marque 0 sont 
critiques pour la sécurité. 
Ne les remplacer que par 
une piéce portant le nu-
méro spécifi é.
• Abbreviation
  CND  : Canadian model
 AUS : 
Australian 
model
  RU 
: Russian model
– DISPLAY Board –
IC100  (OSC)
1 V/DIV, 2.5 
μsec/DIV
7.0
μs
2 Vp-p
Ver. 1.1
STR-DH500
STR-DH500
19
19
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
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
B
E
1
5
3
CN792
Q851
1
5
CNP920
R613
L678
TB601
TB602
L878
R663
R863
JS402
Q701
IC801
11
5
CNP41
1
L728
L628
J402
Q751
R713
L778
R763
RY301
C924
R392
R393
Q601
RY920
D921
Q651
JS805
JS431
JS537
W001
W002
J404
J405
Q852
Q702
Q752
Q602
Q652
1
6
CNP500
11
6
CNP410
IC350
J500
1
4
CNP910
C912
JS430
JS806
JS320
JS404
JS501
JS454
JS405
C408
C607
C610
C612
C458
C657
C660
C662
C857
C471
C860
C862
C707
C320
C325
C710
C712
C351
C353
C757
C760
C762
C524
C534
C545
C546
C547
C502
C913
C603
C653
C853
C703
C753
C605
C655
C855
C705
C755
R678
RR1
1
RR12
RR13
RR14
RR15
R302
R303
R920
R922
R351
R352
R356
R357
R361
R362
C729
R729
C609
R610
R612
R609
C608
R728
R712
C709
R710
C708
R709
R662
C659
R660
C658
R659
R679
C679
R779
C779
R778
C759
R760
R762
C758
R759
R879
C879
R878
R862
R860
C859
R859
C858
R628
C629
R629
R376
R377
JH606
JH607
RY350
RY355
RY360
RY375
R545
R546
JS807
RF910
1
5
CNP510
RF911
RF912
RF913
C920
C921
HS350
C925
JW781
JW783
JW787
JW796
JW607
JW800
JW802
JW807
JW641
JW648
JW668
JW671
JW677
JW682
JW691
JW703
JW710
JW715
JW736
JW748
JW751
JW756
JW775
JW792
JW795
JW605
JW801
JW803
JW808
JW619
JW625
JW629
JW643
JW645
JW646
JW656
JW657
JW665
JW686
JW702
JW708
JW717
JW732
JW741
JW742
JW743
JW746
JW750
JW755
JW765
JW788
JW789
JW799
JW602
JW604
JW616
JW623
JW627
JW633
JW652
JW673
JW680
JW696
JW706
JW738
JW753
JW601
JW610
JW635
JW636
JW642
JW651
JW689
JW704
JW712
JW739
JW747
JW768
JW772
JW774
JW776
JW61
1
JW617
JW624
JW631
JW637
JW640
JW661
JW666
JW690
JW694
JW695
JW709
JW719
JW740
JW752
JW764
JW766
JW767
JW769
JW782
JW786
JW790
JW798
JW600
JW603
JW606
JW609
JW613
JW614
JW809
JW618
JW620
JW622
JW820
JW630
JW634
JW638
JW639
JW647
JW649
JW650
JW653
JW654
JW658
JW659
JW663
JW664
JW670
JW683
JW684
JW688
JW692
JW699
JW700
JW713
JW718
JW721
JW722
JW724
JW726
JW729
JW731
JW735
JW744
JW745
JW749
JW773
JW777
JW778
JW779
JW780
JW784
JW791
JW793
JW794
JW608
JW612
JW615
JW810
JW813
JW814
JW621
JW626
JW632
JW644
JW655
JW660
JW669
JW672
JW675
JW676
JW679
JW681
JW685
JW693
JW697
JW705
JW711
JW714
JW720
JW725
JW733
JW734
JW754
JW785
JW667
JW698
LP401
JW757
Q604
Q603
Q704
Q703
Q654
Q653
Q754
Q753
Q854
Q853
IC352
I
O
I
O
IC601
1
15
1
15
1
15
IC701
B
E
B
E
B
E
B
E
B E
B E
B E
B E
B E
B E
B E
B E
B
E
B
E
B E
E
B
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
B E
B E
Q661
B
E
Q920
Q350
Q355
D326
D327
D513
Q711
Q761
Q862
Q325
Q662
Q301
Q360
Q375
Q612
Q861
Q320
Q611
D910
D911
D912
D913
Q321
D352
Q762
Q712
R401
R402
R403
R405
R408
R601
R602
R603
R604
D375
R606
R607
R608
D761
R802
R611
R614
R615
R616
D770
R622
C400
R630
C405
C602
C604
R451
R452
R453
R455
R458
C611
R651
R652
R653
R654
R656
R657
R658
R466
R467
C620
R851
R852
R853
R854
R661
R856
R857
R858
R664
R470
R665
R666
R861
R864
R865
R866
R672
R872
R680
R880
C652
C654
C449
C450
C852
C854
C661
C861
C670
D61
1
C870
C489
D620
C499
R301
D661
R701
R702
R703
R704
R706
R707
R708
R320
D861
D670
R325
R326
R327
R328
R71
1
R714
R715
R716
D870
R722
R921
R730
R350
R355
C702
C704
R360
C71
1
R751
R752
R753
R754
R756
R757
R758
C720
R375
R761
R764
R765
R766
R770
R772
C350
C352
R780
D301
CC01
CC02
CC03
CC05
CC08
C752
C754
CC1
1
CC12
CC13
CC14
CC15
C761
C770
D71
1
C523
C525
C526
C527
D720
IC501
C532
C537
D920
R540
R541
R542
R543
D350
CC51
CC52
CC53
R550
D355
R551
CC55
R552
R553
CC58
D360
R450
R449
CL002
R378
R353
R923
R363
R304
R358
CL901
CL907
CL906
CL913
CL902
CL912
CL910
CL914
CL904
CL905
CL903
CL915
CL909
CL911
CL908
CL916
CL921
CL926
CL923
CL929
CL927
CL920
CL925
CL919
CL928
CL917
CL924
CL918
CL922
CL931
CL933
CL942
CL941
CL932
CL934
CL935
CL940
CL930
CL943
CL939
CL957
CL954
CL946
CL953
CL950
CL947
CL948
CL944
CL956
CL945
CL958
CL949
CL955
CL952
CL951
R500
R519
R515
R505
C505 R503
C503
R508
C507
R506
C512
C51
1
C501
C518
R518
R507
R510
C510
R516
R561
R501
JR
JR408
R517
R870
R620
R670
R720
C91
1
C910
D536
R557
R559
R558
CL959
CL004
CL003
CL007
CL008
C514
C506
C513
C548
C549
C551
C550
R560
J790
1
4
CNP790
20
21
41
60
40
61
801
IC400
IC500
1-878-483-
1-878-498-
MAIN BOARD
HEADPHONE BOARD
IN
SA-CD/CD
DCAC
IN
TV
AUDIO
IN
SAT
L
R
L
R
AUDIO
OUT
AUDIO
IN
VIDEO
AUDIO
OUT
SUB WOOFER
SURROUND
CENTER
FRONT
SPEAKERS
+
+
–
–
+
L
R
–
R
L
PHONES
EXCEPT
 US, CND MODEL
&
T901
POWER
SOURCE
TRANSFORMER
(Page 27)
'
T901
POWER
SOURCE
TRANSFORMER
(Page 27)
1
5
CNP510
$
TEMP-SENSOR BOARD
CNS501
EXCEPT US MODEL
CNS500
US MODEL ONLY  
(Page 34)
%
CONNECTION
BOARD
CNS510
(Page 31)
1
6
CNP500
"
DIGITAL AB BOARD
CNS501
(Page 22)
#
DIGITAL AB
BOARD
CNS502
(Page 22)
11
6
CNP410
11
(11)
11
(11)
4-7.  PRINTED  WIRING  BOARDS  – MAIN Section –
• 
 : Uses unleaded solder.
• See page 11 for Circuit Boards Location. 
Ver. 1.2
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
CL941
RY375
1
3
4
5
6
22
R377
22
R376
FR_OUT
FL_OUT
1
3
4
5
CN792
5P
HP DETECT
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
4P
CNP790
HP_DETECT
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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