3. Status and Statistics
9000-A2-GB33-20
May 2003
3-15
LED Descriptions
Table 3-1, Front Panel LEDs
, decribes the LEDs found on the faceplates of iMarc
devices.
Table 3-1.
Front Panel LEDs (1 of 4)
Label
Indication
Color
What It Means
General and System
OK
Power and
Operational
Status
Green
ON – iMarc unit has power and it is
operational.
OFF – iMarc unit is in a power-on self-test, or
there is a failure.
ALM
Operational
Alarm ( Fail)
Red
ON – iMarc unit has just been reset, or an error
or fault has been detected.
Alarms appear on the System and Test Status
screen. See
Table 3-6, 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.
Models 9126, 9128, 9626 with ISDN Backup:
BKP
Backup
Yellow
ON – iMarc unit is in Backup mode; that is, the
backup link has been established, and backup
is in progress through the specified Alternate
Destination Link.
OFF – iMarc unit is not in Backup mode.
Blinking ON and OFF – Alternate Destination
Link is being established, but no data has been
passed.
Models 9520, 9520-ILM, 9820-45M:
FAN
Fan Status
Yellow
ON – One or more of the four system fans has
failed.
OFF – All fans are operational.
PWR
Power Supply
Status
Yellow
ON – One of the two installed power modules
has failed. See
Power Module LEDs (Models
9520, 9520-ILM, 9820-45M)
on page 3-19.
OFF – Both power modules are operational or
a redundant power supply is not installed.