4. Troubleshooting
4-1. Previous Check
Check list for initial operation
Check the various cable connections rst.1.
Check to see if there is a burnt or damaged cable. -
Check to see if there is a disconnected or loose cable connection. -
Check to see if the cables are connected according to the connection diagram. -
Check the power input to the Main Board.2.
How to distinguish if the problem is caused by Main Board.3.
No Video -
Symptom
If the problem is No Video but BLU is on and Indication LED is blinking repeatedly and faster
than nomal booting.
Check Points Replace the Main Board.•
Distorted Picture : -
Check Points Check the inner patterns.•
Inner View
ASSY PCB MAIN
DC VSS-PD
BOARD
ASSY SPEAKER P-FRONT
ASSY BOARD P-FUNCTION / NETWORK
4-1
4. Troubleshooting
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