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Model
KDL-32EX421 KDL-32EX520 KDL-32EX521 KDL-32EX523 KDL-40EX520 KDL-40EX521 KDL-40EX523 KDL-46EX520 KDL-46EX521 KDL-46EX523
Pages
104
Size
13.55 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kdl-32ex421-kdl-32ex520-kdl-32ex521-kdl-32ex523-kd.pdf
Date
PREV: Sony KDL-32CX520 / KDL-40CX520 / KDL-46CX520 Service Manual

Sony KDL-32EX421 / KDL-32EX520 / KDL-32EX521 / KDL-32EX523 / KDL-40EX520 / KDL-40EX521 / KDL-40EX523 / KDL-46EX520 / KDL-46EX521 / KDL-46EX523 Service Manual ▷ View online

KDL-32EX421/32EX423/32EX520/32EX521/32EX523/40EX520/40EX521/40EX523/46EX520/46EX521/46EX523 D-3
APPENDIX D - TRIAGE SHEETS
KDL-32EX520/32EX521/32EX523 ONLY
Before you make the service call…
  
1.  Confirm the symptom from the customer.
Chassis:
AZ2F
2.  Select that symptom from the chart.
3.  Bring 
ONLY THE MOST LIKELY PART
 for that symptom.
4.  Follow the troubleshooting charts in the technical guides to isolate the board.
RED DOT: Most likely defective part  
LAST UPDATED:
6/9/2011
Remote Audio
2
3
4
5
6
*7
8
Green LED 
Constant ON
No Green 
Power LED 
(Dead Set)
No video
Whole
Screen
Distortion
Isolated
area
Distortion
No
Remote
No Audio
REF #
BATV BOARD
 
▲
▲
151
GE2A BOARD
 
101
HLR2 BOARD
153
Service Bulletin
See Reference 
Library
Software Update
See Reference 
Library
TCON Board
▲
▲
See LCD Panel 
Manual
LCD Panel
 
 
202
 Problem
POWER
AUDIO/
POWER
BACK-
LIGHT
TCON
BACK-
LIGHT
TEMP
WDT
Sony 
KDL32EX520
 Technical Triage Summary Sheet
Reference 
 
5. Chart Color Code
BLUE TRIANGLE:  Secondary possible defective part
Video
Symptoms - Shutdown. Power LED
blinking red diagnostics sequences
No
Power
* ONLY IF 7X SHUTDOWN OCCURS IMMEDIATLEY 
FIGURE APPENDIX B-3.  KDL-32EX520 MODELS ONLY
KDL-32EX421/32EX423/32EX520/32EX521/32EX523/40EX520/40EX521/40EX523/46EX520/46EX521/46EX523 D-4
APPENDIX D - TRIAGE SHEETS
Before you make the service call…
  
1.  Confirm the symptom from the customer.
Chassis:
AZ2F
2.  Select that symptom from the chart.
3.  Bring 
ONLY THE MOST LIKELY PART
 for that symptom.
4.  Follow the troubleshooting charts in the technical guides to isolate the board.
RED DOT: Most likely defective part  
LAST UPDATED:
6/9/2011
Remote Audio
2
3
4
5
6
*7
8
Green LED 
Constant ON
No Green 
Power LED 
(Dead Set)
No video
Whole
Screen
Distortion
Isolated
area
Distortion
No
Remote
No Audio
REF #
BATV BOARD
 
▲
▲
151
GE2A BOARD
 
101
HLR2 BOARD
153
Service Bulletin
See Reference 
Library
Software Update
See Reference 
Library
TCON Board
▲
▲
See LCD Panel 
Manual
LCD Panel
 
 
202
 Problem
POWER
AUDIO/
POWER
BACK-
LIGHT
TCON
BACK-
LIGHT
TEMP
WDT
Sony 
KDL32EX521
 Technical Triage Summary Sheet
Reference 
 
5. Chart Color Code
BLUE TRIANGLE:  Secondary possible defective part
Video
Symptoms - Shutdown. Power LED
blinking red diagnostics sequences
No
Power
* ONLY IF 7X SHUTDOWN OCCURS IMMEDIATLEY 
FIGURE APPENDIX B-4.  KDL-32EX521 MODELS ONLY
KDL-32EX421/32EX423/32EX520/32EX521/32EX523/40EX520/40EX521/40EX523/46EX520/46EX521/46EX523 D-5
APPENDIX D - TRIAGE SHEETS
Before you make the service call…
  
1.  Confirm the symptom from the customer.
Chassis:
AZ2F
2.  Select that symptom from the chart.
3.  Bring 
ONLY THE MOST LIKELY PART
 for that symptom.
4.  Follow the troubleshooting charts in the technical guides to isolate the board.
RED DOT: Most likely defective part  
LAST UPDATED:
6/9/2011
WIRELESS
LAN
Remote Audio
2
3
4
5
6
*7
8
Green LED 
Constant ON
No Green 
Power LED 
(Dead Set)
No video
Whole
Screen
Distortion
Isolated
area
Distortion
Not Working
No
Remote
No Audio
REF #
BATV BOARD
 
▲
▲
151
GE2A BOARD
 
101
HLR2 BOARD
153
Wireless LAN Card
106
Service Bulletin
See Reference 
Library
Software Update
See Reference 
Library
TCON Board
▲
▲
See LCD Panel 
Manual
LCD Panel
 
 
202
 Problem
POWER
AUDIO/
POWER
BACK-
LIGHT
TCON
BACK-
LIGHT
TEMP
WDT
Sony 
KDL32EX523
 Technical Triage Summary Sheet
Reference 
 
5. Chart Color Code
BLUE TRIANGLE:  Secondary possible defective part
Video
Symptoms - Shutdown. Power LED
blinking red diagnostics sequences
No
Power
* ONLY IF 7X SHUTDOWN OCCURS IMMEDIATLEY 
FIGURE APPENDIX B-5.  KDL-32EX523 MODELS ONLY
KDL-32EX421/32EX423/32EX520/32EX521/32EX523/40EX520/40EX521/40EX523/46EX520/46EX521/46EX523 D-6
APPENDIX D - TRIAGE SHEETS
KDL-40EX520/40EX521/40EX523 ONLY
Before you make the service call…
  
1.  Confirm the symptom from the customer.
Chassis:
AZ2F
2.  Select that symptom from the chart.
3.  Bring 
ONLY THE MOST LIKELY PART
 for that symptom.
4.  Follow the troubleshooting charts in the technical guides to isolate the board.
RED DOT: Most likely defective part  
LAST UPDATED:
6/9/2011
Remote Audio
2
3
4
5
6
*7
8
Green LED Blinking 
Constantly ON/OFF 
Cycling
No Green 
Power LED 
(Dead Set)
No video
Whole
Screen
Distortion
Isolated
area
Distortion
No
Remote
No Audio
REF #
BATV BOARD
 
▲
▲
151
GE3A BOARD
 
101
HLR2 BOARD
153
Service Bulletin
See Reference 
Library
Software Update
See Reference 
Library
TCON Board
▲
▲
See LCD Panel 
Manual
LCD Panel
 
 
202
 Problem
POWER
AUDIO/
POWER
BACK-
LIGHT
TCON
BACK-
LIGHT
TEMP
WDT
Sony 
KDL40EX520
 Technical Triage Summary Sheet
Reference 
 
5. Chart Color Code
BLUE TRIANGLE:  Secondary possible defective part
Video
Symptoms - Shutdown. Power LED
blinking red diagnostics sequences
No
Power
* ONLY IF 7X SHUTDOWN OCCURS IMMEDIATLEY 
FIGURE APPENDIX B-6.  KDL-40EX520 MODELS ONLY
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