ROUTINE MAINTENANCE PROCEDURE

2.7 Alarm Tests

START

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.

END

CHAPTER 7

NDA-24300

Page 504

Issue 1

Page 531
Image 531
NEC NDA-24300 manual Alarm Tests