Read Sharp LC-42LE771E Service Manual online
26
LC-42/50LE772
LC-42/50LE771
50
Backlight power supply should be in panel specs. Please check Q34, shown below; also it can
be checked TP108.
STBY_ON/OFF_NOT should be low for tv on condition, please check Q11’s collector.
Click on the first or last page to see other LC-42LE771E service manuals if exist.