Y
N
Move to
No video/No audio
No video
Normal audio
Check Back Light
On with naked eye
Check LVDS 12 V
of Main B/D
Replace T-con B/D
or Module
Replace Main
B/D or Repair parts
Check Main B/D to LED Back light Voltage
Change Module
Replace Main
B/D or Repair parts
Always check & record S/W Version and White
Balance value before replacing the Main Board
Replace Main Board Re-enter White Balance value
※Precaution
☞A4 ☞A1
☞A2
☞A3 & A6
First of all, Check whether all of cables between board is inserted properly or not.
(Main B/D ↔ Adaptor, LVDS Cable, Speaker Cable, IR B/D Cable…)
Normal
Audio
On
Y
N
Normal
Voltage
Normal
Voltage
Y
N
Y
N
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