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363-206-285
Issue 2, February 2000
5.
Replace the protection circuit pack with the lighted FAULT LED.
Reference: DLP-523
6.
Is the FAULT LED on the circuit pack just replaced off?
If YES, then STOP. YOU HAVE COMPLETED THIS PROCEDURE.
If NO, then do TAP-106.
7.
Are the FAULT LEDs on two or more service DS1/DS1PM circuit packs lighted
(not flashing)?
If YES, then continue with Step 8.
If NO, then proceed to Step 12.
8.
Replace either of the service DS1/DS1PM circuit packs with the lighted FAULT
LED.
Reference: DLP-523
9.
Is the FAULT LED on the circuit pack just replaced off?
If YES, then continue with Step 10.
If NO, then do TAP-106.
10. Replace the other service DS1/DS1PM circuit pack with the lighted FAULT
LED.
Reference: DLP-523
11. Is the FAULT LED on the circuit pack just replaced off?
If YES, then STOP. YOU HAVE COMPLETED THIS PROCEDURE.
If NO, then do TAP-106.
12. Use CIT and the rtrv-( ) commands (rtrv-state:, rtrv-sync:, etc.)
to check switching mode for inhibits, locks, etc.
13. Was any trouble found?
If YES, then continue with Step 14.
If NO, then do TAP-108.
DDM-2000 OC-3 M
Trouble Clearing:
ULTIPLEXER
TAP-103
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