Sony KDL-32EX657 / KDL-40EX657 / KDL-46EX657 Service Manual ▷ View online
KDL-32EX657/40EX657/46EX657
16
Components not identified by a part number or
description are not stocked because they are seldom
required for routine service.
The component parts of an assembly are indicated by the
reference numbers in the far right column of the parts list
and within the dotted lines of the diagram.
*
Items marked with an asterisk are not stocked since
they are seldom required for routine service. Expect
some delay when ordering these components.
NOTE: The components identified by shading
and
!
mark are critical for safety. Replace only
with part number specified.
NOTE: The components identified by a red outline and a mark contain
confidential information. Specific instructions must be adhered to whenever
these components are repaired and/or replaced.
See Appendix A: Encryption Key Components in the back of this manual.
SECTION 4 - DISASSEMBLY/PART NUMBER INFORMATION
TABLE-TOP STAND REMOVAL
A Remove 3 screws from the Table-Top Stand, then lift up the LCD TV and gently place it face down onto a soft cloth.
REF. NO.
PART NO.
DESCRIPTION
[ASSEMBLY INCLUDES]
REF. NO.
PART NO.
DESCRIPTION
[ASSEMBLY INCLUDES]
1
4-300-958-02
STAND, HEAD P(M)
(KDL-32EX657 ONLY)
1
4-300-964-02
STAND, HEAD P(ML)
(KDL-40EX657/46EX657 ONLY)
2
4-400-036-01
STAND, PIPE (M)
(KDL-32EX657 ONLY)
2
4-400-041-01
STAND, PIPE (ML)
(KDL-40EX657/46EX657 ONLY)
▲
2-580-608-01
SCREW, +PSW M5X16
(SCREWS TO ATTACH STAND HEAD TO STAND PIPE)
(SCREWS TO ATTACH TABLE-TOP STAND TO LCD TV)
For product protection and safety reasons, Sony strongly recommends
that you use the screws provided with the TV.
CAUTION: These screws cannot be used to secure the TV to the
Wall Mount Brackets.
1
2
Soft Cloth
A
KDL-32EX657/40EX657/46EX657
17
SECTION 4 - DISASSEMBLY/PART NUMBER INFORMATION
NOTE: The components identified by shading
and
!
mark are critical for safety. Replace only
with part number specified.
NOTE: The components identified by a red outline and a mark contain
confidential information. Specific instructions must be adhered to whenever
these components are repaired and/or replaced.
See Appendix A: Encryption Key Components in the back of this manual.
REAR COVER REMOVAL
CAUTIONS:
Hold down the Rear Cover as shown in the steps below to avoid deforming or damaging the hooks in the Rear
Cover and Bezel.
The portion of the Rear Cover near the Switch Unit is very fragile. When lifting this section, support the area to avoid
breaking the cover.
Trying to remove the Rear Cover as shown in this illustration will break the hooks securing it to the Bezel.
Rear Cover hook
Bezel hook
REF. NO.
PART NO.
DESCRIPTION
[ASSEMBLY INCLUDES]
REF. NO.
PART NO.
DESCRIPTION
[ASSEMBLY INCLUDES]
51
4-415-486-62
REAR COVER (32 ZEU) A
[52]
(KDL-32EX657 ONLY)
51
4-415-489-62
REAR COVER (40 ZEU) A
[52]
(KDL-40EX657 ONLY)
51
4-415-492-62
REAR COVER (46 ZEU) A
[52]
(KDL-46EX657 ONLY)
52
4-299-526-01
BRACKET, VESA
53
4-400-420-01
LABEL, SIDE TERMINAL (32ZEU)
(KDL-32EX657 ONLY)
ORDER THIS PART WHEN REPLACING THE REAR COVER
53
4-400-428-01
LABEL, SIDE TERMINAL
(KDL-40EX657/46EX657 ONLY)
ORDER THIS PART WHEN REPLACING THE REAR COVER
54
4-400-433-11
LABEL, UNDER TERMINAL
ORDER THIS PART WHEN REPLACING THE REAR COVER
55
4-299-528-01
AC COVER
!
56
1-839-679-11
CORD, POWER (WITH CONNECTOR)
△
4-159-298-01
SCREW, +PSW M4X10
■
7-685-648-79
SCREW, +BVTP 3X12 TYPE2 IT-3
□
2-580-639-01
SCREW, +BVTP 4X12 TYPE2 IT-3
◆
4-400-043-01
JOINT, SCREW
(SCREWS USED WHEN STAND IS ATTACHED - NOT USED WITH
WALL MOUNTS)
◇
4-256-393-01
SCREW, +PSW M3X6 W12
A To avoid damaging the AC Power Supply Cord,
remove the screw from the AC Cover and
disconnect the AC Power Cord.
Hold the
Power Supply Cord
B Remove the remaining screws from the Rear
Cover.
19 from the KDL-32EX657 Only
19 from the KDL-40EX657 Only
21 from the KDL-46EX657 Only
C Gently hold down the Rear Cover from the
center, then carefully start to lift the Rear Cover
from the bottom to create clearance between
the Bezel and Rear Cover.
D Gently hold down the Rear Cover as shown in the steps below, then grasp the inside bottom corner and carefully lift
the Rear Cover to release the hooks.
USE CAUTION
to avoid breaking this
area of the Rear Cover
E Lift the Rear Cover from the bottom and push
forward to release the top hooks.
52
51
53
54
55
56
KDL-32EX657/40EX657/46EX657
18
SECTION 4 - DISASSEMBLY/PART NUMBER INFORMATION
HANDLING THE LVDS FFC CONNECTOR
Several models use a LVDS FFC Connector from the Main Board to the
TCON Board. Currently there are three different types of connectors that
are used.
CAUTION:
Refer to the illustration below when disconnecting or connecting the
LVDS FFC Connector. Regardless of the connector type, DO NOT
remove the LVDS FFC Connector by the reinforcement tab only.
Correct
Incorrect
CAUTION:
The LVDS FFC Connector can be inserted into the Main Board upside
down. If it is inserted upside down, the pins on the LVDS FFC Connector
will short-circuit and damage the board.
Inserted Correctly
Inserted Incorrectly
DISCONNECTING THE LVDS FFC CONNECTOR
CAUTION:
Regardless of the connector type, DO NOT remove the LVDS FFC
Connector by the reinforcement tab only.
CONNECTOR TYPE 1
1. Slightly tilt the Main Board connector release away from the LVDS FFC
Connector.
2. Gently wiggle the LVDS FFC Connector to detach it from the Main
Board.
䐠
Main Board
Reinforcement
Tab
Tilt away from LVDS
CONNECTOR TYPE 2
1. Gently press down on the release tab of the Main Board connector.
2. Correctly holding onto the LVDS FFC Connector, pull out the connector
while continuing to hold down the release tab of the Main Board
connector.
䐠
Press down
Main Board
Reinforcement
Tab
CONNECTOR TYPE 3
1. Gently press down on the 2 release tabs of the Main Board connector.
2. Correctly holding onto the LVDS FFC Connector, pull out the connector
while continuing to hold down the release tabs of the Main Board
connector.
䐠
Reinforcement
Tab
Press down
Main Board
CONNECTING THE LVDS FFC CONNECTOR
CAUTION:
DO NOT insert the LVDS FFC Connector into the Main Board upside
down.
CONNECTOR TYPE 1
1. While holding onto the LVDS FFC Connector, gently tilt the Main Board
connector release towards the Main Board then slide the LVDS FFC
Connector straight in.
Main Board
Reinforcement
Tab
Tilt away from LVDS
CONNECTOR TYPE 2
1. Gently press down on the release tab of the Main Board connector.
2. Holding onto the entire LVDS FFC Connector, insert the LVDS FFC
Connector into the Main Board connector.
Main Board
Reinforcement
Tab
Press down
䐠
CONNECTOR TYPE 3
1. Gently press down on the 2 release tabs of the Main Board connector.
2. Holding onto the entire LVDS FFC Connector, insert the LVDS FFC
Connector into the Main Board connector.
Reinforcement
Tab
Press down
Main Board
䐠
KDL-32EX657/40EX657/46EX657
19
SECTION 4 - DISASSEMBLY/PART NUMBER INFORMATION
NOTE: The components identified by shading
and
!
mark are critical for safety. Replace only
with part number specified.
NOTE: The components identified by a red outline and a mark contain
confidential information. Specific instructions must be adhered to whenever
these components are repaired and/or replaced.
See Appendix A: Encryption Key Components in the back of this manual.
MAIN BOARD (BAPS) AND POWER SUPPLY BOARD (GL2/GL4) REMOVAL
CAUTION: Do not reattach the GL2/GL4 Board without the Spacers(B).
NOTES:
Refer to
”Handling the LVDS FFC Connector” on page 18
to disconnect the LVDS FFC Connector.
The Spacers(B) are not included with the GL2/GL4 Board and must be reattached to the replacement Power Board.
The Cushion(PWB G), Insulation Sheet(GL2) and Insulation Sheet (GL6) are not included with the Power Board and
must be replaced when replacing the Power Board.
A Detach the Side Bracket and Bottom Bracket from BAPS Board.
B Remove screws and disconnect connectors from BAPS Board.
(Refer to
”Handling the LVDS FFC Connector” on page 18
instructions).
C Remove screws and disconnect connectors from GL2/GL4 Board.
(Reattach the Spacers(B) to the replacement GL2/GL4 Board).
D Slide-out Left and Right Speakers, then disconnect connectors.
E Release clips and disconnect connector from HL Board.
F Lift up Switch Unit and disconnect connector.
101
4-299-495-01
BRACKET, SIDE (MOLD)
102
A-1868-422-A
BAPS BOARD, COMPLETE
AFTER REPLACING THE MAIN BOARD, YOU MUST UPDATE THE
SOFTWARE TO THE LATEST VERSION
103
4-299-499-21
BRACKET, UNDER (MOLD)
104
A-1865-281-A
HL BOARD, MOUNTED
105
1-858-714-11
LOUDSPEAKER (3X10CM)
(KDL-32EX657 ONLY)
105
1-858-713-11
LOUDSPEAKER (3X15CM)
(KDL-40EX657/46EX657 ONLY)
106
1-489-986-11
SWITCH UNIT
107
4-298-004-01
SPACER (B)
108
1-474-383-11
GL2 BOARD, COMPLETE
(KDL-32EX657 ONLY)
108
1-474-388-11
GL4 BOARD, COMPLETE
(KDL-40EX657/46EX657 ONLY)
REF. NO.
PART NO.
DESCRIPTION
[ASSEMBLY INCLUDES]
REF. NO.
PART NO.
DESCRIPTION
[ASSEMBLY INCLUDES]
109
4-408-119-01
CUSHION (PWB G)
ORDER THIS PART WHEN REPLACING THE GL2 BOARD
110
4-297-998-01
SHEET, INSULATION (GL2)
(KDL-32EX657 ONLY)
ORDER THIS PART WHEN REPLACING THE LCD PANEL
110
4-297-996-31
SHEET, INSULATION (GL6)
(KDL-40EX657/46EX657 ONLY)
ORDER THIS PART WHEN REPLACING THE LCD PANEL
●
2-990-421-41
SCREW, (+PSW) (M3X6)
E
A
C
B
D
F
Spacer(B)
Cushion
(PWB G)
104
103
110
108
107
109
102
101
105
106
Click on the first or last page to see other KDL-32EX657 / KDL-40EX657 / KDL-46EX657 service manuals if exist.