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