Numeric Fault Codes And Their Meaning - ASL INTERCOM VAR8 Operation And Maintenance Manual

VAR8 and Variants Operation, Commissioning, Fault Finding, and Maintenance Guide
Fault Description
DC Line Fault
Short
Loss of Audio at Input
'Learn' function not
performed following a
power cycle or a fault
clearance
External CAN bus fault
Standby amplifier failure
28.6.3

Numeric Fault Codes and Their Meaning

A number of faults are assigned engineering numerical codes. In general these faults cannot be fixed on site
and the unit will require the Router returning to the factory.
Code
FAULT-01
FAULT-02
FAULT-04
FAULT-05
FAULT-06
FAULT-09
FAULT-11
FAULT-12
FAULT-13
FAULT-14
-
Fault Code(s)
Reported and Logged
FXX/Y AMP LINE SHORT
XX=Frame Address
Y=Frame Number
FXX/Y AMP AUDIO INPUT
XX=Frame Address
Y=Frame Number
LEARN NOT DONE
INT-01 CAN COMMS
INT-01 FRAME SBY FAIL
Applicable Units
INT-01
FXX/*
INT-01
INT-01
INT-01
INT-01
INT-01
FXX/*
MIC-XX
INT-01
INT-01
INT-01
INT-01
Is sue: 02 complete, approved
The dc line
commissioned value indicating a full or partial short
circuit.
Speaker wiring and loudspeakers need to be checked.
Check cabling from the router to the input of the
amplifier surveillance interface.
Check if AC surveillance is correctly set.
Perform 'Learn' function to detect connected amplifier
frames.
Check CAN wiring between router and motherboard
within the VAR8. Check whether motherboard CPU and
comms LEDs are operating.
Probably requires replacement of Electronics Module.
Will require the replacement of the amplifier module.
Internal Fuse.
DSP Failures.
DSP / M16C CPU command interface compatibility
errors.
M16C CPU Failures.
Hardware override path failures.
CPU and DSP memory failures.
DSP reset.
DSP codec fault.
DSP interrupt fault.
DSP output DMA fault.
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Description
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