Appendix B - Triage Sheets; Kdl-32Ex421/32Ex423 Only - Sony KDL-40EX520 Service Manual

APPENDIX B - TRIAGE SHEETS

The following Triage documents are for general reference purposes. To access the most recent version of theTriage documents for the models
listed in this manual, login into the Sony Authorized Servicer Portal at www.sony.com/asp.

KDL-32EX421/32EX423 ONLY

Reference
BATV BOARD
GE2A BOARD
HLR2 BOARD
TCON Board
LCD Panel
Problem
KDL-32EX421/32EX423/32EX520/32EX521/32EX523/40EX520/40EX521/40EX523/46EX520/46EX521/46EX523
Sony KDL32EX421
Before you make the service call...
1. Confirm the symptom from the customer.
2. Select that symptom from the chart.
3. Bring ONLY THE MOST LIKELY PART
4. Follow the troubleshooting charts in the technical guides to isolate the board.
5. Chart Color Code
RED DOT: Most likely defective part
BLUE TRIANGLE: Secondary possible defective part
Symptoms - Shutdown. Power LED
blinking red diagnostics sequences
2 3 4 5 6
   

 


AUDIO/ BACK- BACK-
POWER LIGHT TCON LIGHT
POWER
FIGURE APPENDIX B-1. KDL-32EX421 MODELS ONLY
Technical Triage Summary Sheet
for that symptom.
No
Power
No Green
Green LED
Power LED No video
Constant ON
(Dead Set)
*7
▲




TEMP * ONLY IF 7X SHUTDOWN OCCURS IMMEDIATLEY
Chassis:
LAST UPDATED:
Video Remote Audio
Whole Isolated
No
Screen area No Audio
Remote
Distortion Distortion
  
 
▲ ▲

 
AZ2F
4/12/2011
REF #

151
101
153
N/A
202
B-1