MXL Trouble Messages
+15V Fault OCC-1 module defective, ZAC-30
module defective, OMM-1 pins shorted.
24 Volts on Battery Backup A PSR-1 has switched its 24V supply
to battery due to an AC failure or
brownout.
AC Fail or Brownout Primary AC power is missing or below
the brownout level; the System is
running on battery backup.
Airflow Too Low AnaLASER airflow is below programmed
threshold.
Airflow Too High AnaLASER airflow is above programmed
threshold.
Amplifier 1 Trouble Amplifier output, wiring from OCC-1
Amplifier 2 Trouble to amplifier input is incorrect.
Amplifier 3 Trouble
Amplifier 1 Backed Up Backup amplifier is active and
Amplifier 2 Backed Up described amplifier has failed.
Amplifier 3 Backed Up
Amplifier 1 Signal Loss Riser wiring defective.
Amplifier 2 Signal Loss ASC-1 switch setting is incorrect.
Amplifier 3 Signal Loss Audio output from TBM-2 is not
present.
ACM-1 or TBM-2 is defective.
Wiring from TBM-2 to OCC-1 is
defective.
AnaLASER Power Trouble Problem with AnaLASER power supply.
Trouble Message The Probable Cause Is:
K-1
Appendix K
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