ASL INTERCOM RRM02 - 7 Fault Finding

RRM02 - Product Manual
Issue: 02 complete, approved
Page 52 of 68
7 Fault Finding
Table 8 RRM02 Faults – VAR4/12/20
Operational Fault
Symptom
Fault
Description
Fault(s) Reported at
VAR4/12/20
Suggested Action
Total loss of live audio
announcement from a
single microphone, though
the microphone still
appears to be functional.
Input audio
surveillance
IPXX AUDIO INPUT
XX=01 to 20
• Check audio cabling or power supply
cabling between microphone and
Router.
• Replace microphone console.
• Replace Router.
Total loss of all
functionality on a single
microphone.
Mic comms fault IPXX MIC COMMS
XX=01 to 20
• Check data cabling or power supply
cabling between microphone and
Router.
• Replace microphone console.
• Replace Router.
No operational failure on
initial fault report. Total
loss of all functionality on a
single microphone if
subsequent fault reports
within one hour.
Mic CPU reset IPXX MIC COMMS
XX=01 to 20
• A one-off occurrence may be
experienced due to EMI or transients.
• Repeated occurrences indicate faulty
microphone electronics, so replace
microphone console.
Total loss of all
functionality on a single
microphone.
Mic RAM error IPXX MIC FAULT-09
XX=01 to 20
(Mic Processor stops)
• A one-off occurrence may be
experienced due to EMI or transients.
• Repeated occurrences indicate faulty
microphone electronics, so replace
microphone console.
Total loss of all
functionality on a single
microphone.
Mic ROM error IPXX MIC FAULT-09
XX=01 to 20
(Mic Processor stops)
• Replace microphone console.