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EN 33
MQC2.OA LA
5
Service mode, Fault Finding
X
Check line in cable or replace
Line in cable plug in?
Line in cable
Mute turn-off,Volume – 30
Earphone remove
PC volume setting to On
Check Video cable or PC or
PC/DVI can display?
Replace VGA/DVI cable
Replace M/B
PC/DVI sound normal?
Replace I/O board
PC/DVI sound normal?
PC/DVI sound normal?
L1
END
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