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 `PD1(12V```)
Check PD3(12V)
Yes
No
Change Mainboard
S
ervice M
a
nu
a
l
Model No.:
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Summary of Contents for 32HK30G
Page 13: ...3 4 LED Panel 10 Service Manual Model No ...
Page 14: ...Service Manual Model No 11 3 4 1 Connector de finition ...
Page 17: ...4 6 Remove the remote control take out the remote controlboard Service Manual Model No 14 ...
Page 18: ...7 Electrical parts 7 1 Block Diagram ...
Page 40: ...Service Manual Model No 9 Trouble shooting 9 1 Simple check 51 ...
