Haier LT32A1 Service Manual page 34

No Power (No LED Indicator)
Check power cord and board interface
OK
Check F901, BD901, C925/C920
OK
Check IC901, Q901
OK
Check T901
OK
Check D950, C953, C954
No Display (LED Indicator Green)
Check the source
Check LVDS cable
Check IC901, Q901
Check IC903, Q903
Check D952, D951, D956, D970, D972
NG
NG
NG
NG
Replace D950, C953, C954
NG
OK
NG
OK
OK
OK
NG
Check T902
OK
OK
NG
Check U400
OK
NG
Check panel
NG
Plug in power cord and interface
Replace F901, BD901, C925/C920
Replace IC901, Q901
Replace T901
Reset source
Reset LVDS cable
NG
Replace IC901 or Q901
NG
Replace IC903 or Q903
Replace T902
NG
Replace D952, D951, D956, D970, D972
Replace main board
Replace panel
34