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Monitoring
6-4
9820-A2-GB20-20
June 2000
Front Panel Status LEDs
Table 6-1. System Status LEDs
Label
Indication Color What It Means
OK Power and
Operational
Status
Green ON – FrameSaver unit has power and it is
operational.
OFF – FrameSaver unit is in a power-on
self-test, or there is a failure.
ALM Operational
Alarm (Fail)
Red ON – FrameSaver unit has just been reset,
or an error or fault has been
detected.
Error/fault/alarm conditions:
H Clock Out of Range
H CTS Down
H DLCI Down
H DTR Down
H LMI Down
H Loss of Signal (LOS)
H Self-Test Failed
H SLV Timeout
H Two Level-1 Users Accessing
Device
OFF – No failures have been detected.
These alarms appear on the System and
Test Status screen. See
Health and Status
Messages
for additional information.
TST Test Mode Yellow ON – Loopback or test pattern is in
progress, initiated locally, remotely,
or from the network.
OFF – No tests are active.
FAN
(9820-45M)
Fan Failure Yellow ON – At least one fan has failed and the
unit is in danger of overheating.
OFF – Fans are operational.
PWR
(9820-45M)
Power Failure Yellow ON – One of the power supplies has failed
and redundant power is no longer
available.
OFF – Both power supplies are operational,
or only one power supply is installed.