ITC2
CHASSIS
R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488
Troubleshooting
3 5 Audio Problem
3-5. Audio Problem
Audio Problem
Main Speaker No Sound
HP Out No Sound
Refer “Main Speaker
No Sound”
Refer “HP Out
HP Out No Sound
Video/Component or
HDMI 2 AUDIO IN
d?
No Sound”
Refer “Analog Audio
Input
N S
d”
no sound?
Analog RF
no sound?
No Sound”
Refer “Analog RF
No Sound”
HDMI Audio
no sound?
No Sound
Refer “HDMI Audio
No Sound”
USB Audio
no sound?
Refer “USB Audio
No Sound”
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