Harmonic NSG 9116 Hardware Installation page 55

Troubleshooting
Alarm Message
Web client:
GbE X UDAD
Configuration Failed
Control panel:
UDAD conf failed
Web client:
GbE X UDAD
Authentication
Failure
Control panel:
UDAD auth failed
Web client:
NSG Power failure
Control panel:
Power failure
Web client:
NSG System overall
temperature alarm
Control panel:
Sys overall temp
Web client:
QAM
communication
failure
Control panel:
Comm failure
Web client:
QAM Bitrate
mismatch
Control panel:
Bitrate mis
Description
The switch has rejected
the configuration sent
by the NSG.
The switch has rejected
the login information
provided by the NSG.
At least one of the
internal voltages of the
NSG is out of range.
The NSG internal
measured temperature
exceeded the limit.
Cannot establish
communication with
the QAM module.
QAM modulator input
data rate does not
match its symbol rate
configuration.
Alarms for the NSG Unit
Solution
Check if the switch is
configured correctly for
UDAD.
Check if the switch's
password matches the one
configured in the NSG's
Input configuration page.
Call Customer Support.
Check environment
temperature.
Check the fans
operation.
Call Customer Support.
Reapply the QAM
configuration:
Set the output bit rate to
a new value. Check for
alarm clearance.
Return to the original
output bit rate.
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