Change
Mainboard
No
Change
Mainboard
Yes
Check LD22(3.3V)
Change UD8
No
Yes
Check Q4(3.3V)
Change Q4
No
Yes
Check CD90(1.15V)
Check C137(1.8V)
Check R216(3.3V`)```
Change UD9
Change U1
Change Q4
No
Yes
Change mainchip
U23
No
Change
Mainboard
Still
having
problems
No sound No picture NO LED indicate
Check `PD4(12V```)
Check PD3(12V)
Yes
No
Change Mainboard
S
ervice M
a
nu
a
l
Model No.:
- 54 -
Содержание LE40K6000SF
Страница 11: ...3 4 LED Panel 10 Service Manual Model No CMI V400HJ6 PE1 ...
Страница 12: ...Service Manual Model No 11 3 4 1 Connector de finition ...
Страница 15: ...4 6 Remove the remote control take out the remote controlboard Service Manual Model No 14 ...
Страница 22: ...7 Electrical parts 7 1 Block D iagram 7 Electrical parts 7 1 Block D iagram ...
Страница 34: ...Service Manual Model No 9 Trouble shooting 9 1 Simple check 51 ...