KDL-46HX729, KDL-55HX729 - Sony TV Service Manual (repair manual). Page 91

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KDL-46HX729/55HX729 D-1
APPENDIX D - 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-46HX729 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: 10/20/2011
No
Power
WIRELESS
LAN
Remote Audio
2
3
4
5
6
*7
8
10
No Green 
Power LED 
(Dead Set)
No video
Whole
Screen
Distortion
Isolated
area
distortion
No 3D
Double
images on 
3D
Not working
No
Remote
No Audio
REF #
MAIN BOARD
 
203
G5 BOARD
 
204
HLR2 BOARD
152
HEM2 BOARD
 
151
WIRELESS LAN CARD
104
Service Bulletin
(See Appendix Section)
Software Update
TCON Board
LCD Panel
 
 
 
 Problem
POWER
AUDIO/
POWER
BACK-
LIGHT
TCON
CONV
TEMP
WDT
IR
SYNC
Sony KDL46HX729 Technical Triage Summary Sheet
Reference 
 
5. Chart Color Code
See LCD
Panel
Manual
BLUE TRIANGLE:  Secondary possible defective part
* ONLY IF 7X SHUTDOWN OCCURS IMMEDIATLEY 
Video
Symptoms - Shutdown. Power LED
blinking red diagnostics sequences
See
Reference
Library
FIGURE APPENDIX D-1.  KDL-46HX729 MODELS ONLY
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