Alba L42M1, Service Manual

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42 ″ LCD TV ALBA L42M1
33
No Power (No LED Indicator)
No Display (LED Indicator Green)
NG
Check power cord and board interface
Plug in power cord and interface
OK
Check F901, BD901, C929
NG
Replace F901 or BD901 or C929
OK
Check IC901
Check D910, C945, C946, C947
NG
Replace IC901
OK
Check T901
OK
Replace T901
Replace D910, C945, C946, C947
NG
NG
Check the source
OK
Reset source
Check LVDS cable
NG
Reset LVDS cable
OK
Check IC904 circuit
NG
Replace IC904 or the correlative part
OK
OK
Check U400
NG
Replace main board
OK
Check panel
NG
Replace panel
Check IC902
NG
Replace IC902 or the correlative part
OK
Check T902
NG
Replace T902
OK
Check D907, D904
NG
Replace D907, D904
NG