Main Board Failure Check - Haier 55E3500d Service Manual

9-2. Main board failure check

No picture but
h ave sound
Check if there is aboat
+3V at PIN2,PIN3 of J16
Check if there is +12V at
Pin35 in J1
Change LVDS wire
No Replace the main board.
Yes
No
Yes
Replace
QD6
Still having
problems
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