Fiber Remote Ipe Fault Isolation And Correction - Nortel 1000 Manual

110 Maintenance
Table 14
Common and network equipment problems (cont'd.)
Symptoms
Maintenance display codes
on network cards show
faults.
Major or minor alarms.

Fiber Remote IPE fault isolation and correction

After non-Fiber Remote IPE system functions are operating correctly,
proceed with fault isolation and fault correction of Fiber Remote IPE
equipment.
Table 15 "Fiber Remote IPE equipment problems" (page 110)
specifically with Fiber Remote IPE service problems. To diagnose these
problems, the table refers to the test procedures in this document that is
most likely able to resolve them.
Table 15
Fiber Remote IPE equipment problems
Symptoms Diagnosis
Red LED on the Card is disabled
Fiber Superloop or faulty.
Network card or
Fiber Peripheral
Controller card
permanently lit.
LED on the Fiber-optic link is
Electro-optical in red alarm state
packlet is lit. and there is no
communication
over the link.
Diagnosis
Indicates bus error or card
problem.
Common, network, and/or
intelligent peripheral
equipment failure.
Solution
Go to Procedure 25 "Checking the status of Fiber
Superloop Network card" (page
"Performing the Fiber Superloop Network card self-test"
(page 113), and
Peripheral Controller card self-test" (page 119)
section to check the card status and perform self-test.
Also enter the STAT command on the MMI terminal to
check the card status.
Check fiber-optic link connections and go to
"Performing the Fiber Superloop Network loopback tests"
(page 116)
Nortel Communication Server 1000
Fiber Remote IPE Fundamentals
NN43021-554 04.01 4 June 2010
Copyright © 2007-2010 Nortel Networks. All Rights Reserved.
Solution
Reinsert the card and observe the
self-test codes. Refer to Software
Input Output: Administration
(NN43001-611) () for a list of all
self-test codes and their description.
If the problem continues, replace the
card.
Refer to Communication Server
1000M and Meridian 1 Large System
Maintenance (NN43021-700) () to
identify the cause of the alarm. Check
the history file.
112),
Procedure 29 "Performing the Fiber
to test the link using the loopback test.
deals
Procedure 26
in this
Procedure 27