Triage Chart - Sony KDL-32EX725 Service Manual

TRIAGE CHART

Use this general Triage Chart to determine what may possibly be causing the error before going out to the customers location.
Before you make the service call...
1. Confirm the symptom from the customer.
2. Select that symptom from the chart.
3. Bring all the boards listed for that symptom.
4. Follow the associated flowcharts in the Training Manual to isolate the board.
Board Reference
2X
Main Board

Power Supply
HEM2
LD
LCD Panel
TCON
WIFI
*NOTE: REFER TO LCD PANEL SERVICE MANUAL IN REFERENCE
LIBRARY DATABASE FOR CORRECT REPLACEMENT PARTS
BASED ON SERIAL NUMBER.
▲* Sharp Vertical or Horizontal Lines, Missing Pixels
KDL-32EX725/40EX725/55EX725
SECTION 4 - TROUBLESHOOTING
Protection Modes
3X 4X* 4X** 5X

▲

 

5. Chart Color Code

RED DOT: (Primary) Most likely defective part
▲
BLUE Triangle: (Secondary) Possible defective part
3D LAN Power
No No
6X 7X
Dead set
3D WIFI
▲ ▲
* 

▲


* Immediate Shutdown After Power ON & 7X
4X* Momentary Backlight before Shut OFF
4X** No Backlight before Shut OFF
Video
Whole Isolated
No Video Screen
Distortion Distortion
▲



Audio
Area No Audio
 


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