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5. Troubleshooting
Symptom
No Audio from the
Aux source
iPod does not
charge
Noise / Static
Low audio
iPod is a trademark of Apple Inc., registered in the U.S. and other countries.
iPhone is a trademark of Apple Inc.
4
Cause
1) IS77 is turned off
2) Connection cables are discon-
nected
3) The radio is not on the correct
station
1) The power connection on the
IS77 is disconnected
2) The fuse may be blown in the
power plug on the iPod specific
connection cable
1) Improper selection of IS77
frequency
2) local radio station is interfering
with the Auxiliary input device
1) the volume is down on the audio
source
The IS77 Gain is set too low
For Best Performance Have It
Professionally Installed.
Remedy
Move rocker switch to ON position
Check all interconnects for proper con-
nection
Verify that the FM radio is tuned to the
frequency on the side of the interface.
Connect power cable according to Con-
figuration 1 in Section 3
If fuse is blown, replace with equivalent
fuse
Tune to the frequency specified on the
side of the IS77 interface.
Change the frequency setting on the
side of the IS77 to the other position,
and use the new frequency to access
the audio source
Turn up the volume on the source to en-
sure best sound quality through the IS77
Adjust the gain setting on the back side
of the IS77
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