LCD TV SERVICE MANUAL - TV & Monitor Service Manual Database
LCD TV SERVICE MANUAL - TV & Monitor Service Manual Database
LCD TV SERVICE MANUAL - TV & Monitor Service Manual Database
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No power<br />
Power supply Check<br />
connector connection status.<br />
Power On key<br />
OK<br />
Pass<br />
Stand voltage check:<br />
D-board P810 '+5V-STDBY<br />
Pass<br />
Stand voltage check:<br />
A-board P818 #5Pin 5V<br />
Pass<br />
Check 15V or 5V<br />
of Lips<br />
Pass<br />
TROUBLESHOOTING<br />
Fail<br />
Fail<br />
Fail<br />
Fail<br />
- 16 -<br />
Connector connection<br />
Connection<br />
of power supply part :<br />
Check wiring status of the 13-pin<br />
connector<br />
Pass<br />
Replace Power_board<br />
Connection<br />
of power supply part :<br />
Check wiring status of the 15-pin<br />
connector<br />
Pass<br />
Replace Power_board<br />
Power on signal level :<br />
D-board P811 'power0' 3.3V<br />
D_board main voltage:<br />
P810 '+3.3V', '+6V-P',<br />
'12V-P', '+30V-P'<br />
Pass<br />
Replace Power_board<br />
Fail<br />
Replace D_board<br />
MICOM IC803