Standard Repair Process
LCD TV
Error | A. Video error | Established | 2012. 01 .14 |
date | |||
symptom | No video/ Normal audio | Revised date | 1/14 |
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First of all, Check whether all of cables between board is inserted properly or not.
(Main B/D↔ Power B/D, LVDS Cable,Speaker Cable,IR B/D Cable,,,)
No video Normal audio
Normal Y audio
N
Move to No video/No audio
☞A4
Check Power Board 12v,3.5v etc.
Normal Y voltage
N
Repair Power Board or parts
Replace T-con Board or module
Normal Y voltage
N
Repair Power Board or parts
Replace Inverter or module
End
※Precaution ☞A6 & A3
Always check & record S/W Version and White Balance value before replacing the Main Board
Replace Main Board
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Only for training and service purposes |
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