No
Yes
AV No sound but have picture
Change
Mainboard
Still
having
problems
Check if there is sound input signal
Check the input source
Yes
No
Check if there is signal at CD744 and CD743
No
Yes
Check if there is signal at FB6,FB8,FB8,FB10
Change U23
Check the speakers
Yes
Change UD4
Check LD3 voltage
12V
LD3
Else
S
ervice M
a
nu
a
l
Model No.:
- 53 -
Check if there is signal at C222 and C223
Содержание 32HK30G
Страница 13: ...3 4 LED Panel 10 Service Manual Model No ...
Страница 14: ...Service Manual Model No 11 3 4 1 Connector de finition ...
Страница 16: ...4 4 Remove the Main board Service Manual Model No 13 4 5 Remove the speaker Take out the speaker ...
Страница 17: ...4 6 Remove the remote control take out the remote controlboard Service Manual Model No 14 ...
Страница 18: ...7 Electrical parts 7 1 Block Diagram ...
Страница 40: ...Service Manual Model No 9 Trouble shooting 9 1 Simple check 51 ...