DOWNLOAD Sony STR-DH740 (serv.man2) Service Manual ↓ Size: 5.51 MB | Pages: 86 in PDF or view online for FREE

Model
STR-DH740 (serv.man2)
Pages
86
Size
5.51 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
str-dh740-sm2.pdf
Date

Sony STR-DH740 (serv.man2) Service Manual ▷ View online

61
STR-DH740
SECTION 6
EXPLODED VIEWS
  1 
4-448-295-01  SCREW B-TYPE 4X8
 2 
4-442-873-12 CASE 
(ENTRY)
  Ref. No. 
Part No. 
Description 
Remark
  Ref. No. 
Part No. 
Description 
Remark
Note:
•  -XX and -X mean standardized parts, so 
they may have some difference from the 
original one.
•  Items marked “*” are not stocked since 
they are seldom required for routine ser-
vice.
  Some delay should be anticipated when 
ordering these items.
• Abbreviation
 AUS : 
Australian 
model
  CND  : Canadian model
  MX 
: Mexican model
 TW  : 
Taiwan 
model
•  The mechanical parts with no reference 
number in the exploded views are not sup-
plied.
•  Color Indication of Appearance Parts Ex-
ample:
  KNOB, BALANCE (WHITE) . . . (RED)
   
 
R    
   
 
Parts Color  Cabinet’s Color
•  Accessories are given in the last of the 
electrical parts list.
6-1. CASE 
(ENTRY) 
SECTION
The components identified by mark 0 
or dotted line with mark 0 are critical for 
safety. 
Replace only with part number specifi ed.
Les composants identifi és par une marque 
0 sont critiques pour la sécurité.
Ne les remplacer que par une pièce 
portant le numéro spécifi é.
The components identifi ed by mark 9 con-
tain confi dential information.
Strictly follow the instructions whenever 
the components are repaired and/or re-
placed.
Les composants identifi és par la marque  
9 contiennent des informations confi denti-
elles.
Suivre scrupuleusement les instructions 
chaque fois qu’un composant est rem-
placé et / ou réparé.
  #1 
7-685-646-71  SCREW +BVTP 3X8 TYPE2 IT-3
front panel section
DCDC  BOARD section
A
A
1
2
1
#1
#1
62
STR-DH740
  Ref. No. 
Part No. 
Description 
Remark
  Ref. No. 
Part No. 
Description 
Remark
6-2.  DCDC BOARD SECTION
  51 
A-1910-917-A  DCDC BOARD, COMPLETE
  52 
A-1906-372-A  STANDBY BOARD, COMPLETE
(MX, TW, US, CND)
  52 
A-1906-873-A  STANDBY BOARD, COMPLETE (AEP, AUS)
0 F901 
1-532-465-32  FUSE (T3.15AL/250V) (AEP, AUS)
0 F901 
1-532-506-33  FUSE (T6.3AL/250V) (MX, TW)
0 F901 
1-533-311-12  FUSE, GLASS (DIA.5) (8A/125V) (US, CND)
  #1 
7-685-646-71  SCREW +BVTP 3X8 TYPE2 IT-3
F901
not supplied
not supplied
#1
#1
#1
#1
#1
#1
#1
#1
C
C
D
B
D
B
51
52
back panel section
chassis section
Ver. 1.2
63
STR-DH740
  Ref. No. 
Part No. 
Description 
Remark
  Ref. No. 
Part No. 
Description 
Remark
6-3. FRONT 
PANEL 
SECTION
  101 
X-2586-102-1  FRONT PANEL ASSY (US, CND)
  101 
X-2586-104-1  FRONT PANEL ASSY (EXCEPT US, CND)
 102 
4-442-859-01 KNOB, 
MENU
 103 
4-442-860-01 KNOB, 
VOLUME
 104 
3-087-053-01 +BVTP2.6 
(3CR)
  105 
A-1906-380-A  POWER KEY BOARD, COMPLETE
  106 
A-1906-381-A  FRONT JACK PWB BOARD, COMPLETE
  107 
A-1906-447-A  DISPLAY BOARD, COMPLETE
  108 
1-828-392-61  WIRE (FLAT TYPE) (25 CORE)
  ND100 
1-811-724-11 
VACUUM FLOURESCENT DISPLAY
  S120 
1-418-817-21  ENCODER, ROTARY (INPUT SELECTOR)
  S121 
1-418-725-41  ENCODER, ROTARY (12 TYPE)
(MASTER VOLUME)
Note: If wire (fl at type) is replaced, install it after bending 
it in the same form as that before replacement.
108
101
104
105
106
107
104
104
104
103
102
not supplied
(HEADPHONE board)
not supplied
(HP SUPPORT board)
supplied with
S121
S121
S120
supplied with
S120
ND100
Ver. 1.1
64
STR-DH740
6-4.  BACK PANEL SECTION
  Ref. No. 
Part No. 
Description 
Remark
  Ref. No. 
Part No. 
Description 
Remark
0 151 
1-777-071-83  CORD, POWER (AEP)
0 151 
1-833-566-21  POWER-SUPPLY CORD (AUS)
0 151 
1-837-308-11  CORD, POWER-SUPPLY (US, CND)
0 151 
1-837-344-11  CORD, POWER-SUPPLY (MX)
0 151 
1-837-345-11  CORD, POWER-SUPPLY (TW)
0 152 
4-966-267-12  BUSHING (FBS001), CORD
  153 
A-1910-606-A  DIGITAL BOARD, COMPLETE
  154 
1-828-390-61  WIRE (FLAT TYPE) (25 CORE)
  155 
1-828-350-61  WIRE (FLAT TYPE) (17 CORE)
  156 
1-828-307-61  WIRE (FLAT TYPE) (9 CORE)
  157 
A-1846-561-A  TUNER1AMPR ASSY (AEP, TW, AUS)
  157 
A-1846-564-A  TUNER1AMF ASSY (MX, US, CND)
  #1 
7-685-646-71  SCREW +BVTP 3X8 TYPE2 IT-3
  #2 
7-682-546-09  SCREW +B 3X5
Note:  If wire (fl at type) is replaced, install it after bending 
it in the same form as that before replacement.
152
151
153
#1
#1
#2
#1
#1
not supplied
not supplied
not supplied
not supplied
(TUNER1 board)
154
155
154
156
157
not supplied
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