Nortel DMS-100 Series Maintenance Manual page 294

6-106 RLCM-EDC card replacement procedures
NT6X54
in LCM
(continued)
5
6
At the RLCC-EDC cabinet
7
8
9
10
11
12
297-8381-550 Standard 02.02 April 1999
Check the status of the affected drawer.
If the drawer status
is S, O, C, I
is M
To busy the two line subgroups that associate with the RLCM-EDC drawer in
which you replace the card, type
>BSY DRWR lsg_no
and press the Enter key.
where
lsg_no is one of two line subgroups (0 to 19) that associates with the
drawer.
Note: Repeat this step for the other line subgroup that associates with the
drawer.
Remove the –48V fuse for the line drawer that contains the defective bus
interface card.
Remove the +15V fuse for the line drawer that contains the defective bus
interface card.
Remove the +5V fuse for the line drawer that contains the defective bus
interface card.
If the reason for this procedure
is loss of power in LCM controller
is replacement of BIC
To replace the NT6X54 card, use the procedure "Replacing a card".
Replace the +5V fuse for the line drawer that contains the defective bus
interface card.
Replace the +15V fuse for the line drawer that contains the defective bus
interface card.
Do
step 6
step 7
Do
step 11
step 10