DOWNLOAD Sony DAV-HDX274 / HCD-HDX274 Service Manual ↓ Size: 5.31 MB | Pages: 96 in PDF or view online for FREE

Model
DAV-HDX274 HCD-HDX274
Pages
96
Size
5.31 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
dav-hdx274-hcd-hdx274.pdf
Date
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HCD-HDX274
9
SECTION  3
DISASSEMBLY
• 
This set can be disassembled in the order shown below.
3-1.   DISASSEMBLY  FLOW
SET
3-2. CASE 
(DCR)
 (Page 
10)
3-3.  FRONT PANEL BLOCK
 (Page 
10)
3-4. POWER 
BOARD
 (Page 
11)
3-5.  BACK PANEL BLOCK
 (Page 
11)
3-6.  SPEAKER BOARD, SERIPARA BOARD AND
 MAIN 
BOARD
 (Page 
12)
3-7. COVER 
(CDM-DCR)
 (Page 
12)
3-8.  DVD MECHANISM DECK
 (CDM81C-DVBU101)
 (Page 
13)
3-9. TRAY 
(MAIN) 
ASSY
 (Page 
13)
3-10. MOTOR BOARD
 (Page 
14)
3-11.  OPTICAL PICK-UP SECTION
 (Page 
14)
3-12. OPTICAL PICK-UP BLOCK
 
(KHM-310CAB OR KHM-313CAB)
 (Page 
15)
3-13. GEAR (SUB TRAY 1)/
 
GEAR (SUB TRAY 2)
 (Page 
15)
3-14. LEVER (MODE)
 (Page 
16)
3-15. STOCKER BLOCK
 (Page 
16)
3-16. CAM (STOCKER)
 (Page 
17)
3-17. GEAR (STOCKER 3)
 (Page 
17)
3-18. ROTARY ENCODER (MD) (S771)
 (Page 
18)
3-19 . GEAR (BU1)
 (Page 
18)
HCD-HDX274
10
Note:  Follow the disassembly procedure in the numerical order given.
3-2. CASE 
(DCR)
3-3.  FRONT  PANEL  BLOCK
 two screws
 
(case 3 TP2)
 case (DCR)
 five screws
 (BV3)
 two screws
 
(case 3 TP2)
 two screws
 (PWH3 
× 8)
 Turn gear (BU1) from a hole
 
at the bottom, and pull out a tray.
 Open the tray.
gear (BU1)
R screw (BV3)
RT claw
RT claw
RE front panel block
RB four screws
 (BV3)
R screw (BV3)
 loading panel (DCR) block
 shield plate (HP)
 wire (flat type) (21 core)
 (CN501)
 connector
 (CN3001)
 connector
 (CN412)
 two claws
HCD-HDX274
11
3-4.  POWER  BOARD
3-5.  BACK  PANEL  BLOCK
 power cord connector
 (CN901)
 two connectors
 (CN904, 
CN906)
 two screws
 (PWH3 
× 8)
 shield plate (HP)
 seven screws
 (PWH3 
× 8)
 POWER board
RB screw
 (B3 
× 6)
 screw (BV3)
 terminal
 three screws
 (BV3)
RE back panel block
RT four claws
R five screws
 (BV3)
 wire (flat type) (17 core)
 (CN4302)
 wire (flat type) (9 core)
 (CN606)
 wire (flat type) (5 core)
 (CN654)
 wire (flat type) (5 core)
 (CN702)
 power cord connector
 (CN901)
power cord
 fan motor connector
 (CN3000)
HCD-HDX274
12
3-7. COVER 
(CDM-DCR)
 connector
 (CN1201)
 cover (CDM-DCR)
 wire (flat type) (24 core)
 (CN1101)
ditch
 Remove wire (flat type) (24 core)
 
from 2 ditches.
 four screws
 (BV3)
 Remove  lead wire
 
from 3 ditches.
lead wire
RM screw
 (BVTP3 
× 12)
RL two screws
 (BV3)
RB three screws
 (BV3)
RG screw (BV3)
RH HEATSINK A board
RI screw (BV3)
RK HEATSINK B board
XT seven screws
 (BV3)
 two connectors
 (CN904, 
CN906)
R two connectors
 (CN1201, 
CN3001)
 connector
 (CN650)
 SERIPARA board
 wire (flat type) (21 core)
 (CN651)
 wire (flat type) (24 core)
 (CN1101)
XE MAIN board
 wire (flat type) (21 core)
 (CN501)
RT plate insulated (POW)
RE plate shield (POW-DCR)
XB two radiation sheets
 two screws
 (BV3)
 SPEAKER board
X heatsink (AMP)
 connector
 (CN114)
3-6.  SPEAKER  BOARD,  SERIPARA  BOARD  AND  MAIN  BOARD
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