Roadstar DVR-9100, Руководство по обслуживанию, Страница: 9 / 76

7
TROUBLE SHOOTING
B. Remote Control Not Working Properly
C. System hangs when power on or during playback
Remote Control
error
Check batteries of remote
control are good.
If M/B IC U34
#4 is 5V
Change M/B IC U34
If
F/B IR receiver
U3 #1 is 5V & #3 is
outputting
signal
Change F/B U3
else change F/B
OK
System unstable
Check all cables are
in correct position.
Change M/B IC U25
else change M/B
OK
No
Yes
No
Yes