No sound No picture NO LED indicate
Yes
Check J20(5VSB)
Change Power Board
No
Check J20 ON/OFF High?
Remote ON
No
Yes
Check J20(5V 12V)
Change Power Board
No
Yes
Check
U104(3.3Vsb)
Change U104 U201
No
Yes
Check C512 (1.18V) CE38(1.5V)
Change U109 U501 U201
No
Yes
Check Y201(24MHz)
Change Y201
No
Yes
Check U110 (3.3V)
Change U110
No
Yes
Change mainchip
U201
No
Change
Mainboard
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