Operation and Maintenance

LED Descriptions

The following table identifies the alarms that cause the Alarm LED to light. See Table 5-2and Table 5-3for network and user data port interface LED information.

Table 5-1. General Status LEDs (1 of 2)

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

Red

ON ±

FrameSaver unit has just been reset,

 

Alarm (Fail)

 

 

or an error or fault has been detected.

 

 

 

 

Error/fault/alarm conditions:

 

 

 

 

H Alarm Indication Signal (AIS)

 

 

 

 

H CTS Down

 

 

 

 

H DLCI Down

 

 

 

 

H DTR Down

 

 

 

 

H Exceeded Error Rate (EER)

 

 

 

 

H LMI Down

 

 

 

 

H Loss of Signal (LOS)

 

 

 

 

H Out of Frame (OOF)

 

 

 

 

H Primary Clock Failed

 

 

 

 

H Self-Test Failed

 

 

 

 

H SLV Timeout

 

 

 

 

H Two Level-1 Users Accessing

 

 

 

 

Device

 

 

 

 

H Yellow Alarm Signal

 

 

 

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.

 

 

 

 

 

5-4

July 2000

9123-A2-GB20-10

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Paradyne 9123 manual LED Descriptions, General Status LEDs 1 Label Indication Color What It Means