Lucent Technologies Metropolis DMXplore, Alarm Messages And Trouble Clearing Manual

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Procedure 5-1: Address communication failure with network
element
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Overview
Use this procedure to address a communications failure with a
network element. It is assumed that any alarm-monitoring centers and
remote network elements have lost communication with the network
element.
Important! This procedure must be performed locally at the
network element.
Before you begin
Prior to performing this procedure:
1. Refer to “Before you begin” (5-5) and “Required equipment”
(5-5) in this chapter.
2. Refer to “Electrostatic discharge” (1-13) in Chapter 1, “Safety” .
Procedure Complete the following steps to address a communication failure
with a network element.
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1
Observe the green power LEDs on the network element. Is at least
one green power LED lighted?
If... Then...
Yes, Continue with Step 2 .
No, Proceed to “Procedure 5-2: Clear
″
-48V power/fuse FA or FB
failed
″
alarm” (5-11)
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2
Observe the LEDs on the SYSCTL circuit pack faceplate. Are the
LEDs constantly cycling?
If... Then...
Yes, Proceed to Step 5 .
No, Continue with Step 3 .
Trouble clearing procedures
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5 - 6 Lucent Technologies 365-372-333 R2.1
Issue 4, June 2005