Nortel Meridian 1 Planning, Installation And Operating Instructions page 497
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Also See for Meridian 1:
- Manual (1121 pages) ,
- Planning and installation manual (612 pages) ,
- Administration and maintenance (507 pages)
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Page 478 of 536
Possible cause
Improperly installed
NTDK21 or NTDK81
Software Daughter
Board
Improperly installed
NTDK22 Fiber
Daughter Board
Defective NTMW01
SSC card
Defective NTDK21 or
NTDK81 Software
Daughter Board
Defective NTDK22
Fiber Daughter Board
553-3121-210
Standard 3.0
Chapter 25 — Fault locating and clearing
Action
Power down the system, remove the NTMW01 SSC card.
Unseat the Software Daughter Board and then reseat it.
Reinsert the NTMW01 SSC card.
Power up the system.
Power down the system, remove the NTMW01 SSC card.
Unseat the Fiber Daughter Board and then reseat it.
Reinsert the NTMW01 SSC circuit card.
Power up the system.
Replace the NTMW01 SSC card with the original daughter boards
installed on it.
Note: Reuse all daughter boards installed on the original NTMW01
SSC card. Call processing on the entire system will be interrupted
while the NTMW01 SSC circuit card is being replaced.
If the system does not recover, go to the next possible cause.
Unseat the NTMW01 SSC card and replace the Software Daughter
Board.
Note: Call processing on the entire system will be interrupted while
the NTMW01 SSC card is unseated.
Reinsert the NTMW01 SSC card.
If the system will not reload, go to the next possible cause.
Unseat the NTMW01 SSC card and replace the Fiber Daughter
Board.
Note: Call processing on the entire system will be interrupted while
the NTMW01 SSC circuit card is unseated.
Reinsert the NTMW01 SSC circuit card.
January 1999
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