Haier LE39B8550T Service Manual page 35

Msd34631 chassis
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Trouble Shooting
Power board not work
1.Verify if the power cord connect well?
Verify the power cord+5V standby is
working.
3. Check if voltage of the POWER ON/OFF
of the power board part is on the high
level voltage
4. +12V/+5V output ;check if there is
+12V/+5V output on the power board
Check if Main board / LVDS wire / Panel
are in good condition ?
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