Nortel DMS-100 Series Maintenance Manual page 272

11-6 Star Remote System alarm clearing procedures
Ext FSP
SRHE frame major
12
13
14
15
16
297-8353-550 Standard 05.01 March 2001
(continued)
If you replaced a +15 V or -48 V fuse, insert the +15V fuse, then the -48V fuse.
If the fuse
blows again
does not blow
Get a replacement fuse with the same voltage and amperage as the blown
fuse.
Remove the blown fuse.
DANGER
Risk of fire
For continued protection against risk of fire, replace the
blown fuse with a fuse of the same type, rating (color code),
and manufacturer.
Insert the replacement fuse.
If the fuse
blows again
does not blow
Remove the blown fuse and its associated fuse. For example, if the blown
fuse is a -48 V fuse in position 17, then remove the +15 V fuse in position 17
as well.
Get a replacement fuse with the same voltage and amperage as the blown
fuse.
Do
step 15
step 63
Do
step 17
step 63