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363-206-285
Issue 2, February 2000
Clear Obscure Minor (MN) Alarm
1.
Perform an LED test by depressing the ACO button or using the test-led:
command from a CIT.
Reference: DLP-509
2.
Did any circuit pack fail the LED test?
If YES, then do TAP-115.
If NO, then continue with Step 3.
3.
Is this site a remote terminal location with separate J1C182BA Power Shelf
and/or fan unit?
If YES, then continue with Step 4.
If NO, then proceed to Step 5.
4.
Look for blown fuses and/or lighted LEDs on the battery shelf, battery charger,
or fan assembly. Is there any indication of trouble?
If YES, then do TAP-114.
If NO, then continue with Step 5.
5.
Is a CIT available?
If YES, then proceed to Step 11.
If NO, then continue with Step 6.
6.
NOTE:
Unseating and reseating the SYSCTL performs a reset procedure which
restarts the software program.
Unseat and reseat SYSCTL circuit pack. Do not depress UPD/INIT button.
7.
Is the MN alarm LED still lighted, after about 1 minute?
If YES, then continue with Step 8.
If NO, then STOP. YOU HAVE COMPLETED THIS PROCEDURE.
DDM-2000 OC-3 M
Trouble Clearing:
ULTIPLEXER
TAP-113
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