ITC2
CHASSIS
R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488
Troubleshooting
3 5 Audio Problem
3-5. Audio Problem
3-5-5. USB no sound
Do a Factory Setting
START
Sound
Sound
*Confirm USB audio
f
t
Change to
t d f
t
NG
Sound
Sound
No Sound
No Sound
Check USB thumbdrive
format
Change USB
supported format
NG
No Sound
No Sound & USB format OK
Sound
Sound
Condition
g
thumbdrive
No Sound
No Sound & USB condition OK
Main IC (IC5000) or Audio IC
Change BB Board
(IC4000) problem
DONE
34
*Confirm with OSD on bottom panel, if playback not support.
*Please refer to IM for detail supported USB audio format.