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
PREV: Sony STR-DH740 Service Manual

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

STR-DH740
5
SECTION 2
DISASSEMBLY
Note:  This set can be disassemble according to the following sequence.
Note:  Follow the disassembly procedure in the numerical order given.
2-1.   CASE  (ENTRY)
2-1. CASE 
(ENTRY)
 (Page 
5)
2-2.  FRONT PANEL SECTION
 (Page 
6)
2-5.  MAIN BOARD SECTION
 (Page 
8)
2-3.  DCDC BOARD, STANDBY BOARD
 (Page 
7)
2-4.  BACK PANEL SECTION 
 (Page 
8)
SET
2-6. MAIN 
BOARD
 (Page 
9)
3 three screws
 (+BVTP 
3 
u 8)
4
4
2 three screws
 (B-TYPE 
4 
u 8)
5 case (entry)
1 three screws
 (B-TYPE 
4 
u 8)
6
STR-DH740
2-2.   FRONT  PANEL  SECTION
2 CN4000 (5P)
5 CN391 (4P)
4 wire (flat type)
 
(25 core) (CN2101)
7 front panel section
6 five screws
 (+BVTP 
3 
u 8)
1  Wire is removed
 
from the pin, lead.
3  Wire is removed
 
from the pin, lead.
‡:LUHVHWWLQJ
INSULATION board
heat sink
pin, lead
front side
‡:LUHVHWWLQJ
USB WIRE INSULATION PC board
heat sink
pin, lead
front side
STR-DH740
7
2-3.   DCDC  BOARD,  STANDBY  BOARD
9 bracket, DCDC
7 two screws
 (+BVTP 
3 
u 8)
8 two screws
 (+BVTP 
3 
u 8)
qd four screws
 (+BVTP 
3 
u 8)
qf STANDBY board
8 two screws
 (+BVTP 
3 
u 8)
0 DCDC board
5 CN941 (4P)
qa CN953 (3P)
qs CN951 (2P)
6 CN901 (2P)
1 one screw
 (+BVTP 
3 
u 8)
2 cushion (R)
3 CN1500 (10P)
‡:LUHVHWWLQJ
back panel
Note: Process so that lead wire
 
does not contact with
 power 
cord.
DCDC board
4  Wire is removed
 
from the pin, lead.
Note: Process so that lead wire 
 
does not contact with 
 power 
transformer.
8
STR-DH740
2-4.   BACK  PANEL  SECTION
2-5.   MAIN  BOARD  SECTION
5 five screws
 (+BVTP 
3 
u 8)
6 nine screws
 (+BVTP 
3 
u 8)
7  back panel section
1 wire (flat type) (25 core) (CN2015)
2 wire (flat type) (17 core) (CN2011)
3 wire (flat type) (25 core) (CN2014)
4 CN2004 (2P)
3 CNP930 (5P)
4 one screw
 (+BVTP 
3 
u 8)
6 one screw
 (+BVTP 
3 
u 8)
8 two screws
 (+BVTP 
3 
u 8)
9 two screws
 (+BVTP 
3 
u 8)
5  INSULATION PC board
7  USB WIRE INSULATION PC board
2 CNP920 (5P)
‡:LUHVHWWLQJ
pin, lead
chassis
MAIN board
rear side
1  Wire is removed
 
from the pin, lead.
0  MAIN board section
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