46
State
˖
No picture
Fail
Pass
Fail
Pass
Fail
Pass
Fail
Pass
No Raster on Panel
Check the backlight B/D
Change the backlight B/D
Check the input/output of
jack CN3 of Main B/D
Re-soldering or change
IC UA1 and RNA1-17
Check the input/output of
Jack CN4 of Main B/D
Re-soldering or change
IC U13
Change the panel
Change the Panel wire
Check the Panel wire
Содержание HL42XK1
Страница 10: ...CON3 CON4 CON5 ...
Страница 11: ...3 4 LCD Panel 3 4 1 Function Description Display the signal 3 4 2 Connector definition AU T420HW02 V4 ...
Страница 12: ...4 Disassemble and assemble ...
Страница 26: ...7 Electrical parts 7 1 Block diagram 7 2 Circuit Diagram MTK5380L MT8292 TPA3101 ...
Страница 48: ...42 Clean Storage The function could make the model turn back to the factory default setting ...
Страница 54: ......
Страница 56: ...50 Sincere Forever ...