User's Manual

CHAPTER 7 NDA-24300
Page 504
Issue 1
ROUTINE MAINTENANCE PROCEDURE
2.7 Alarm Tests
An alarm is to be generated which will be displayed at the DESKCON/ATTCON. Be sure to inform
the attendant of the test in advance.
Replace the –48V fuse in the FANU with a blown fuse.
Confirm that an alarm is indicated on the TOPU.
Replace the blown fuse with the original –48V fuse.
Using the RALM command, reset all alarm indications.
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