Specifications

Audio International, Inc. ASP-101-02-x Installation & Operation
Document #540183, Rev IR, 6/2000 Page 12 of 14
5.2 Troubleshooting Chart
Problem Possible Cause Solution
Audio is not
present in
the
speakers
Audio source not selected or
activated
Unit is not properly connected
to the audio source(s)
Circuit breaker has been
tripped
There has been a power
failure while the respective
entertainment unit was
operating
Ensure an active audio
source input is present
Ensure the unit has been
properly connected to the
audio source(s)
Reset circuit breaker
Refer to the entertainment
unit operation manual to re-
activate the corresponding
unit
Problem
selecting
audio
sources
Control panel or ASP unit
improperly connected to AI’s
proprietary RS-485 serial
data bus
Device ID pins improperly
connected
Selection not responding
Check each device for
proper connections to data
bus
Verify proper device ID pin
connections on units
Verify that data bus A and B
connections are not
swapped at any device on
data bus segment