Sony KDL-32BX320 / KDL-32BX321 / KDL-32BX420 / KDL-32BX421 / KDL-40BX420 / KDL-40BX421 / KDL-46BX420 / KDL-46BX421 Service Manual ▷ View online
KDL-32BX320/32BX321/32BX420/32BX421/40BX420/40BX421/46BX420/46BX421 36
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: 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.
SECTION 6 - DISASSEMBLY/PART NUMBER INFORMATION
TABLE-TOP STAND ASSEMBLY REMOVAL
FOR THE FOLLOWING SERIAL # RANGES:
KDL-32BX320/32BX321 6000001 - 7400000
KDL-32BX420/32BX421 6000001 - 7200000
KDL-40BX420/40BX421 6000001 - 7400000
KDL-46BX420/46BX421 6000001 - 7400000
A Remove 4 screws from Table-Top Stand Assembly
B Lift up TV set to detach from Table-Top Stand Assembly
REF. NO.
PART NO.
DESCRIPTION
[ASSEMBLY INCLUDES]
REF. NO.
PART NO.
DESCRIPTION [ASSEMBLY INCLUDES]
1
X-2581-429-1
BASE (M3B) ASSEMBLY
(KDL-32BX320/32BX420/32BX421 US/CND ONLY)
1
X-2546-085-2
BASE (M5B) ASSEMBLY
(KDL-32BX321/32BX421 MX ONLY)
1
X-2581-430-1
BASE (ML3B) ASSEMBLY
(KDL-40BX420/40BX421 ONLY)
1
X-2581-431-1
STAND ASSEMBLY (L3B)
(KDL-46BX420/46BX421 ONLY)
2
4-166-867-01
COVER, NECK (M3B)
(KDL-32BX320/32BX321/32BX420/32BX421 ONLY)
2
4-166-871-01
COVER, NECK (ML3B)
(KDL-40BX420/40BX421/46BX420/46BX421 ONLY)
3
4-166-864-01
NECK (M3B)
(KDL-32BX320/32BX321/32BX420/32BX421 ONLY)
3
4-166-868-01
NECK (ML3B)
(KDL-40BX420/40BX421/46BX420/46BX421 ONLY)
4
2-580-608-01
SCREW, +PSW M5X16
(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
2-580-608-01
SCREW, +PSW M5X16
C Gently place the TV set face down onto a soft cloth
A
B
Soft Cloth
C
4
1
2
3
(Check the Sony Authorized Servicer Portal at
www.sony.com/asp
for any additional service related issues for this model.)
FOR THE FOLLOWING SERIAL # RANGES:
KDL-32BX320/32BX321
6000001 - 7400000
KDL-32BX420/32BX421
6000001 - 7200000
KDL-40BX420/40BX421
6000001 - 7400000
KDL-46BX420/46BX421
6000001 - 7400000
KDL-32BX320/32BX321/32BX420/32BX421/40BX420/40BX421/46BX420/46BX421 37
SECTION 6 - 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
www.sony.com/asp
for any additional service related issues for this model.)
51
X-2581-429-1
BASE (M3B) ASSEMBLY
(KDL-32BX320/32BX420/32BX421 US/CND ONLY)
51
X-2580-731-1
BASE (M5B) ASSEMBLY
(KDL-32BX321/32BX421 MX ONLY)
51
X-2581-430-1
BASE (ML3B) ASSEMBLY
(KDL-40BX420/40BX421 US/CND ONLY)
51
X-2580-732-1
BASE (ML5B) ASSEMBLY
(KDL-40BX421 MX ONLY)
52
4-166-866-01
COVER, STAND (M3B)
[51]
(KDL-32BX320/32BX420/32BX421 US/CND ONLY)
52
4-273-641-01
COVER, STAND (M5B)
[51]
(KDL-32BX321/32BX421 MX ONLY)
52
4-166-870-01
COVER, STAND (ML3B)
[51]
(KDL-40BX420/40BX421 US/CND ONLY)
52
4-266-672-01
COVER, STAND (ML5B)
[51]
(KDL-40BX421 MX ONLY)
A
B
Soft Cloth
C
FOR THE FOLLOWING SERIAL # RANGES:
KDL-32BX320/32BX321 3000001 - 5500000
KDL-32BX420/32BX421 3000001 - 5300000
KDL-40BX420/40BX421 3000001 - 5500000
A Remove 4 screws from Table-Top Stand Assembly
B Lift up TV set to detach from Table-Top Stand Assembly
C Gently place the TV set face down onto a soft cloth
55
52
53
54
51
REF. NO.
PART NO.
DESCRIPTION
[ASSEMBLY INCLUDES]
REF. NO.
PART NO.
DESCRIPTION
[ASSEMBLY INCLUDES]
53
4-166-867-01
COVER, NECK (M3B)
(KDL-32BX320/32BX321/32BX420/32BX421 ONLY)
53
4-166-871-01
COVER, NECK (ML3B)
(KDL-40BX420/40BX421 ONLY)
54
4-166-864-01
NECK (M3B)
(KDL-32BX320/32BX321/32BX420/32BX421 ONLY)
54
4-166-868-01
NECK (ML3B)
(KDL-40BX420/40BX421 ONLY)
55
2-580-608-01
SCREW, +PSW M5X16
(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
2-580-608-01
SCREW, +PSW M5X16
FOR THE FOLLOWING SERIAL # RANGES
:
KDL-32BX320/32BX321
3000001 - 5500000
KDL-32BX420/32BX421
3000001 - 5300000
KDL-40BX420/40BX421
3000001 - 5500000
KDL-32BX320/32BX321/32BX420/32BX421/40BX420/40BX421/46BX420/46BX421 38
SECTION 6 - 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]
(Check the Sony Authorized Servicer Portal at
www.sony.com/asp
for any additional service related issues for this model.)
101
4-270-691-11
REAR COVER (GW32)
[102]
(KDL-32BX320/32BX321/32BX420 ONLY)
(KDL-32BX421 MX ONLY)
101
4-270-691-01
REAR COVER (GW32)
(KDL-32BX421 US/CND ONLY)
102
4-266-658-01
BRACKET, VESA (M6) (GW)
!
103
1-838-980-11
POWER SUPPLY CORD (WITH CORE)
104
4-264-311-01
COVER, UNDER (GW26)
105
4-264-313-01
BRACKET, SP (GW32L)
106
4-264-312-01
BRACKET, SP (GW32R)
REF. NO.
PART NO.
DESCRIPTION
[ASSEMBLY INCLUDES]
107
1-858-572-11
LOUDSPEAKER (4.0X10.0CM)
108
1-857-898-21
H BOARD, MOUNTED
109
1-489-627-11
SWITCH UNIT
7-685-647-79
SCREW, +BVTP2 3X12
7-685-648-79
SCREW, +BVTP 3X12 TYPE2 IT-3
2-580-640-01
SCREW, +BVTP2 4X16
2-580-595-01
SCREW, +PSW M3X12
2-580-600-01
SCREW, +PSW M4X8
E
J
F
M
A
B
C
D
I
L
G
K
H
REAR COVER AND SPEAKERS REMOVAL
KDL-32BX320/32BX321/32BX420/32BX421 ONLY
FOR THE FOLLOWING SERIAL # RANGES:
KDL-32BX320/32BX321 6000001 - 7400000
KDL-32BX420/32BX421 6000001 - 7200000
A Remove 9 screws from Rear Cover
B Remove 1 screw from Side Bracket position
C Remove 1 screw from Terminal Area position
D Remove 2 screws from Rear Cover
E Gently lift up Rear Cover from bottom side to detach from Bezel
F Lift up AC Power Cord and disconnect 1 connector from G13 Board
to detach from Under Cover
G Remove 1 screw from Under Cover
H Remove 1 screw from Left Speaker Bracket to detach
from Bezel
I Remove 2 screws from Speaker to detach from
Left Speaker Bracket
J Release clips and disconnect 1 connector
to detach H Board from LED Guide
K Remove 1 screw from Right Speaker
Brackets to detach from Bezel
L Remove 2 screws from Speaker
to detach from Right Speaker Bracket
M Lift up Switch Unit and disconnect
1 connector to detach from Bezel
108
109
101
107
107
104
102
106
105
103
FOR THE FOLLOWING SERIAL # RANGES:
KDL-32BX320/32BX321
6000001 - 7400000
KDL-32BX420/32BX421
6000001 - 7200000
KDL-32BX320/32BX321/32BX420/32BX421/40BX420/40BX421/46BX420/46BX421 39
SECTION 6 - 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.
155
4-264-313-01
BRACKET, SP (GW32L)
156
4-264-312-01
BRACKET, SP (GW32R))
157
1-858-572-11
LOUDSPEAKER (4.0X10.0CM)
158
1-895-019-11
H BOARD, MOUNTED
159
1-489-627-11
SWITCH UNIT
7-685-647-79
SCREW, +BVTP2 3X12
7-685-648-79
SCREW, +BVTP 3X12 TYPE2 IT-3
2-580-640-01
SCREW, +BVTP2 4X16
2-580-595-01
SCREW, +PSW M3X12
2-580-600-01
SCREW, +PSW M4X8
REF. NO.
PART NO.
DESCRIPTION
[ASSEMBLY INCLUDES]
REF. NO.
PART NO.
DESCRIPTION
[ASSEMBLY INCLUDES]
(Check the Sony Authorized Servicer Portal at
www.sony.com/asp
for any additional service related issues for this model.)
151
4-288-558-11
REAR COVER (GF32)
(KDL-32BX320/32BX321/32BX420 ONLY)
(KDL-32BX421 MX ONLY ONLY)
151
4-288-558-01
REAR COVER (GF32)
(KDL-32BX421 US/CND ONLY)
152
4-266-658-01
BRACKET, VESA (M6) (GW)
!
153
1-838-980-11
POWER SUPPLY CORD (WITH CORE)
154
4-264-311-01
COVER, UNDER (GW26)
E
J
F
M
A
B
C
D
I
L
G
K
H
FOR THE FOLLOWING SERIAL # RANGES:
KDL-32BX320/32BX321 3000001 - 5500000
KDL-32BX420/32BX421 3000001 - 5300000
A Remove 9 screws from Rear Cover
B Remove 1 screw from Side Bracket position
C Remove 1 screw from Terminal Area position
D Remove 2 screws from Rear Cover
E Gently lift up Rear Cover from bottom side to detach from Bezel
F Lift up AC Power Cord and disconnect 1 connector from G13 Board
to detach from Under Cover
G Remove 1 screw from Under Cover
H Remove 1 screw from Left Speaker Bracket to detach
from Bezel
I Remove 2 screws from Speaker to detach from
Left Speaker Bracket
J Release clips and disconnect 1 connector
to detach H Board from LED Guide
K Remove 1 screw from Right Speaker
Brackets to detach from Bezel
L Remove 2 screws from Speaker
to detach from Right Speaker Bracket
M Lift up Switch Unit and disconnect
1 connector to detach from Bezel
158
159
151
157
157
154
152
156
155
153
FOR THE FOLLOWING SERIAL # RANGES:
KDL-32BX320/32BX321 3000001 - 5500000
KDL-32BX420/32BX421 3000001 - 5300000
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