Triage Chart - Sony KDL-40R450A Repair Manual

TRIAGE CHART

Use this general Triage Chart to determine what may possibly be causing the error before going out to the customers location.
1. Confirm the symptom from the customer.
2. Select that symptom from the chart.
3. Bring the primary component listed for that symptom.
4. Follow the associated flowcharts in the Training Manual to isolate the board.
5. Chart Color Code.
Board
MAIN BOARD
POWER SUPPLY
LCD PANEL
TCON
*NOTE: REFER TO LCD PANEL SERVICE MANUAL IN REFERENCE LIBRARY DATABASE
FOR CORRECT REPLACEMENT PARTS BASED ON SERIAL NUMBER.
To access the most recent version of the Triage documents for the models listed in this manual, login into the Sony Authorized Servicer Portal at
http://www.sony.com/asp.
KDL-40R450A/46R450A
Protection Modes Power
2X 3X 5X 6X
Dead set

 

SECTION 2 - TROUBLESHOOTING
RED Dot: (Primary) Most likely defective part.
BLUE Triangle: (Secondary) Possible defective part.
Video
Whole
No
Screen
Video
Distortion
▲ ▲


▲

Audio
Isolated
Area No Audio
Distortion


▲
5