Sony KDL-40EX640 / KDL-46EX640 / KDL-55EX640 Service Manual ▷ View online
KDL-40EX640/46EX640/55EX640
17
SECTION 4 - DISASSEMBLY/PART NUMBER INFORMATION
NOTE: Les composants identifies per un trame et
une marque
!
sont critiques pour la securite.
Ne les remplacer que par une piece portant le
numero specifie.
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
CAUTION:
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
4-409-316-01
REAR COVER(40NK2)
[52]
(KDL-40EX640 ONLY)
51
4-409-325-01
REAR COVER(46NK2)
[52]
(KDL-46EX640 ONLY)
51
4-409-328-01
REAR COVER(55NK2)
[52]
(KDL-55EX640 ONLY)
52
4-409-322-01
BRACKET, VESA(NK2)
!
53
1-839-679-11
CORD, POWER (WITH CONNECTOR)
54
4-299-528-01
AC COVER
△
4-256-393-01
SCREW, +PSW M3X6 W12
□
2-580-639-01
SCREW, +BVTP 4X12 TYPE2 IT-3
◇
4-159-298-01
SCREW, +PSW M4X10
4-400-043-01
JOINT, SCREW
(SCREWS USED WHEN STAND IS ATTACHED - NOT USED WITH
WALL MOUNTS)
7-685-646-79
SCREW, +BVTP 3X8 TYPE2 IT-3
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.
18 from KDL-40EX640 Only
20 from KDL-46EX640 Only
22 from KDL-55EX640 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 the 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
54
53
KDL-40EX640/46EX640/55EX640
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-40EX640/46EX640/55EX640
19
SECTION 4 - DISASSEMBLY/PART NUMBER INFORMATION
NOTE: Les composants identifies per un trame et
une marque
!
sont critiques pour la securite.
Ne les remplacer que par une piece portant le
numero specifie.
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.
(Check the Sony Authorized Servicer Portal at
http://www.sony.com/asp
website for any additional service related issues.)
MAIN BOARD (A) AND POWER SUPPLY BOARD (GL5A/GL5B/GE55) REMOVAL
NOTE: Refer to
“Handling the LVDS FFC Connector” on page 18
to disconnect the LVDS Connector.
A Detach Side Jack Cover from A Board.
B Remove screws and disconnect connectors from A Board.
(Refer to
“Handling the LVDS FFC Connector” on page 18
instructions)
C Remove screws and disconnect connectors from GL5A/GL5B/GE55 Board.
D Disconnect connectors, then slide-out Left and Right Speakers.
E Release clips and disconnect 1 connector from H Board.
F Lift up Switch Unit and disconnect 1 connector.
G Remove Insulation Sheet.
101
4-409-321-01
COVER, SIDE JACK(NK2)
102
1-895-172-11
A BOARD, COMPLETE
AFTER REPLACING THE MAIN BOARD, YOU MUST UPDATE
THE SOFTWARE TO THE LATEST VERSION
102
1-895-172-21
A BOARD, COMPLETE(LA1)
(KDL-55EX640 ONLY)
AFTER REPLACING THE MAIN BOARD, YOU MUST UPDATE
THE SOFTWARE TO THE LATEST VERSION
103
1-895-176-11
H BOARD, MOUNTED
104
1-858-715-11
LOUDSPEAKER (3X15CM)
105
1-489-986-11
SWITCH UNIT
REF. NO.
PART NO.
DESCRIPTION
[ASSEMBLY INCLUDES]
REF. NO.
PART NO.
DESCRIPTION
[ASSEMBLY INCLUDES]
106
1-895-173-11
GL5A BOARD, COMPLETE
(KDL-40EX640 ONLY)
106
1-895-174-11
GL5B BOARD, COMPLETE
(KDL-46EX640 ONLY)
106
1-895-175-11
GE55 BOARD, COMPLETE
(KDL-55EX640 ONLY)
107
4-409-317-01
SHEET, INSULATION (NK2)
(KDL-40EX640/46EX640 ONLY)
ORDER THIS PART WHEN REPLACING THE LCD PANEL
◆
2-990-421-41
SCREW, (+PSW) (M3X6)
103
107
106
102
101
104
105
E
C
D
F
B
A
G
KDL-40EX640/46EX640/55EX640
20
SECTION 4 - DISASSEMBLY/PART NUMBER INFORMATION
NOTE: Les composants identifies per un trame et
une marque
!
sont critiques pour la securite.
Ne les remplacer que par une piece portant le
numero specifie.
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.
REF. NO.
PART NO.
DESCRIPTION
[ASSEMBLY INCLUDES]
REF. NO.
PART NO.
DESCRIPTION
[ASSEMBLY INCLUDES]
(Check the Sony Authorized Servicer Portal at
http://www.sony.com/asp
website for any additional service related issues.)
PANEL BRACKETS AND LCD PANEL REMOVAL
NOTE: The insulation sheet is not included with the LCD Panel. See part number information on the previous page.
A Remove 2 screws, then press Bezel tabs and lift-up Panel Brackets (H).
B Press Bezel tabs and tilt-up Panel Brackets (V).
C Remove screws and lift up Bottom Frame.
D Gently lift-up LCD Panel.
153
4-299-512-01
BRACKET, PANEL (H)
154
4-299-509-01
BRACKET, PANEL (V)
155
4-409-323-01
FRAME, BOTTOM(40NK2)
(KDL-40EX640 ONLY)
155
4-409-326-01
FRAME, BOTTOM(46NK2)
(KDL-46EX640/55EX640 ONLY)
△
4-256-393-01
SCREW, +PSW M3X6 W12
□
2-580-639-01
SCREW, +BVTP 4X12 TYPE2 IT-3
◇
4-159-298-01
SCREW, +PSW M4X10
151 4-409-314-01 BEZEL(40NK2)
(KDL-40EX640 ONLY)
151 4-409-324-01 BEZEL(46NK2)
(KDL-46EX640 ONLY)
151 4-409-327-01 BEZEL(55NK2)
(KDL-55EX640 ONLY)
151 4-409-327-11 BEZEL(55NK2)(LA1)
(KDL-55EX640 ONLY)
152
NA
LCD PANEL
FOR ALL LCD PANEL AND TCON BOARD PART NUMBER
INFORMATION REFER TO THE LCD PANELS SERVICE MANUAL
CLEANING THE LCD PANEL
CAUTION: When cleaning the TV, be sure to unplug the power cord to avoid any chance of electric shock.
Clean the cabinet of the TV with a dry soft cloth, and wipe the LCD screen gently with a soft cloth.
;
Stubborn stains may be removed with a cloth slightly moistened with a solution of mild soap and warm water.
;
If using a chemically pretreated cloth, please follow the instruction provided on the package.
;
Never use strong solvents such as a thinner, alcohol or benzine for cleaning.
;
Periodic vacuuming of the ventilation openings is recommended to ensure proper ventilation.
;
Do Not
use paper towels, any type of abrasive pad, rags, rubber or vinyl materials to clean the screen. Using these
materials could easily scratch the screen which may result in permanent damage.
;
Do Not
use any cleaning product containing alkaline/acid cleaner, scouring powder, or volatile solvent, such as alcohol,
ammonia, benzine, thinner or insecticide. Using any of these harsh cleaners may result in permanent damage to the
screen.
;
Do Not
spray water or detergent directly onto the TV screen . If liquid drips into the bottom of the screen it may cause a
failure.
153
154
151
152
154
155
153
Panel Bracket (V)
Bezel tab
Panel Bracket (H)
Bezel tab
D
A
B
C
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