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Name: Sony KDL-32BX320 / KDL-32BX321 / KDL-32BX420 / KDL-32BX421 / KDL-40BX420 / KDL-40BX421 / KDL-46BX420 / KDL-46BX421
Brand: Sony
SKU: 15064
Rating: 4 (1 reviews)

kdl-32bx320, kdl-32bx321, kdl-32bx420, kdl-32bx421, kdl-40bx420, kdl-40bx421, kdl-46bx420, kdl-46bx421 service manual

Model: KDL-32BX320 KDL-32BX321 KDL-32BX420 KDL-32BX421 KDL-40BX420 KDL-40BX421 KDL-46BX420 KDL-46BX421
Pages: 80
Size: 6.34 MB
Type: PDF
Document: Service Manual
Brand: Sony
Device: TV
File: kdl-32bx320-kdl-32bx321-kdl-32bx420-kdl-32bx421-kd.pdf
Date: 2018-11-20

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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 A-6
Before you make the service call…
LAST UPDATED:
5/25/11
No
Power
Remote Audio
2
3
5
6
7
No Green 
Power LED 
(Dead Set)
Stationary 
colored lines 
or dots           
Video 2 
0nly          
Tuner 
Only
No video 
all Inputs
No 
Remote No Audio
Part # 
REF #
A BOARD

 
 

▲




1-895-018-31
(FOR US/CND MODELS)
1-895-018-21
(FOR MX/LA MODELS)
505
G13 BOARD

▲
▲

1-474-297-12
506
H BOARD
 
 
 

1-895-019-11
158
LCD Panel
▲


▲
▲
SEE LCD PANEL
MANUAL
 Problem
POWER POWER PANEL
INV
TEMP
Power LED
blinking red diagnostics 
Reference 
Sony KDL32BX421 Technical Triage Summary Sheet
4.  Follow the troubleshooting charts in the technical guides to isolate the board.
AZ2UK
CHASSIS:
5. Chart Color Code
Video - missing or distorted
1.  Confirm the symptom from the customer.
RED DOT: Most likely defective part  
BLACK TEXT: Board and Part # that may correct the symptom
BLUE TRIANGLE:  Secondary possible defective part
3.  Bring all the boards listed for that symptom.
2.  Select that symptom from the chart.
FIGURE APPENDIX A-6.  KDL-32BX421 MODELS ONLY
 
FOR SERIAL RANGES LISTED BELOW: 
 
KDL-32BX421 
3000001 - 5300000

KDL-32BX320/32BX321/32BX420/32BX421/40BX420/40BX421/46BX420/46BX421 A-7
Before you make the service call…
LAST UPDATED:
5/25/11
No
Power
Remote Audio
2
3
5
6
7
No Green 
Power LED 
(Dead Set)
Stationary 
colored 
lines or 
dots           
Video 2 
0nly          
Tuner 
Only
No video 
all Inputs
No 
Remote No Audio
Part # 
REF #
A BOARD

 
 

▲




1-857-903-51
555
G14 BOARD

▲
▲

1-474-310-11
556
H BOARD
 
 
 

1-857-898-21
208
LCD Panel
▲


▲
▲
SEE LCD PANEL
MANUAL
 Problem
POWER POWER PANEL
INV
TEMP
Power LED
blinking red diagnostics 
Reference 
Sony KDL40BX420 Technical Triage Summary Sheet
4.  Follow the troubleshooting charts in the technical guides to isolate the board.
AZ2UK
CHASSIS:
5. Chart Color Code
Video - missing or distorted
1.  Confirm the symptom from the customer.
RED DOT: Most likely defective part  
BLACK TEXT: Board and Part # that may correct the symptom
BLUE TRIANGLE:  Secondary possible defective part
3.  Bring all the boards listed for that symptom.
2.  Select that symptom from the chart.
FIGURE APPENDIX A-7.  KDL-40BX420 MODELS ONLY
 
FOR SERIAL RANGES LISTED BELOW: 
 
KDL-40BX420 
6000001 - 7400000

KDL-32BX320/32BX321/32BX420/32BX421/40BX420/40BX421/46BX420/46BX421 A-8
Before you make the service call…
LAST UPDATED:
5/25/11
No
Power
Remote Audio
2
3
5
6
7
No Green 
Power LED 
(Dead Set)
Stationary 
colored 
lines or 
dots           
Video 2 
0nly          
Tuner 
Only
No video 
all Inputs
No 
Remote No Audio
Part # 
REF #
A BOARD

 
 

▲




1-895-018-21
605
G14 BOARD

▲
▲

1-474-310-11
606
H BOARD
 
 
 

1-895-019-11
258
LCD Panel
▲


▲
▲
SEE LCD PANEL
MANUAL
 Problem
POWER POWER PANEL
INV
TEMP
Power LED
blinking red diagnostics 
1.  Confirm the symptom from the customer.
RED DOT: Most likely defective part  
BLACK TEXT: Board and Part # that may correct the symptom
BLUE TRIANGLE:  Secondary possible defective part
3.  Bring all the boards listed for that symptom.
2.  Select that symptom from the chart.
Reference 
Sony KDL40BX420 Technical Triage Summary Sheet
4.  Follow the troubleshooting charts in the technical guides to isolate the board.
AZ2UK
CHASSIS:
5. Chart Color Code
Video - missing or distorted
FIGURE APPENDIX A-8.  KDL-40BX420 MODELS ONLY
 
FOR SERIAL RANGES LISTED BELOW: 
 
KDL-40BX420 
3000001 - 5500000

KDL-32BX320/32BX321/32BX420/32BX421/40BX420/40BX421/46BX420/46BX421 A-9
Before you make the service call…
LAST UPDATED:
5/25/11
No
Power
Remote Audio
2
3
5
6
7
No Green 
Power LED 
(Dead Set)
Stationary 
colored lines 
or dots           
Video 2 
0nly          
Tuner 
Only
No video 
all Inputs
No 
Remote No Audio
Part # 
REF #
A BOARD

 
 

▲




1-857-903-61 
(FOR US/CND MODELS)
1-857-903-51
(FOR MX/LA MODELS)
555
G14 BOARD

▲
▲

1-474-310-11
556
H BOARD
 
 
 

1-857-898-21
208
LCD Panel
▲


▲
▲
SEE LCD PANEL
MANUAL
 Problem
POWER POWER PANEL
INV
TEMP
Power LED
blinking red diagnostics 
Reference 
Sony KDL40BX421 Technical Triage Summary Sheet
4.  Follow the troubleshooting charts in the technical guides to isolate the board.
AZ2UK
CHASSIS:
5. Chart Color Code
Video - missing or distorted
1.  Confirm the symptom from the customer.
RED DOT: Most likely defective part  
BLACK TEXT: Board and Part # that may correct the symptom
BLUE TRIANGLE:  Secondary possible defective part
3.  Bring all the boards listed for that symptom.
2.  Select that symptom from the chart.
FIGURE APPENDIX A-9.  KDL-40BX421 MODELS ONLY
 
FOR SERIAL RANGES LISTED BELOW: 
 
KDL-40BX421 
6000001 - 7200000

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