Triage Chart - Sony KDL-46HX820 Service Training Manual

TRIAGE CHART

Use this general Triage Chart to determine what may possibly be causing the error before going out to the customers location.
Reference
MAIN BOARD
POWER SUPPLY
BOARD
HLT2 BOARD
HEM2 BOARD
WIRELESS LAN CARD
TCON Board
LCD Panel
Problem
This Triage document is for general reference purposes. To access the most recent version of the Triage documents for the models listed in this
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KDL-46HX820/55HX820
SECTION 4 - TROUBLESHOOTING
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 for that symptom.
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 *7
   
 
  

 
AUDIO/ BACK-
POWER LIGHT TCON CONV TEMP
POWER
No
Video
Power
No Green Whole Isolated
Power LED No video Screen area
(Dead Set) Distortion distortion
10
▲
  



▲ ▲

 
IR
* ONLY IF 7X SHUTDOWN OCCURS IMMEDIATLEY
SYNC
Chassis: AZ2F
WIRELESS
LAN Remote Audio
Double
No
No 3D images on Not working No Audio
Remote
3D
 



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