Nortel DMS-100 Series Replacement Procedures page 804

1-772 XPM card replacement procedures
NT6X18
in an RSC-S (DS-1) Model A LCME
7
297-8021-547 Standard 14.02 May 2001
Descriptions of these shrouds follow.
Line card insertion /
withdrawal tool for
3-inch cards
6-inch cards
Note: Card removal tools are required for removing cards from line
drawers. Two sizes are available. Descriptions of these tools follow.
Card removal tool for
3—4 inch cards
Note: For 4-inch or
larger cards, use the
large grip tool
ITA9953.
Remove the faulty card by opening the line drawer that was determined in
step 1 and following these substeps:
a Face the drawer shelf and grasp the handle at the bottom of the drawer
with your right hand.
b Push up on the drawer latch with your thumb and pull out the drawer until
fully withdrawn. It is fully withdrawn when the drawer stop, at the top,
prevents further travel.
c Maintain a slight pull on the handle and lift the faceplate of the drawer
approximately 2.5 cm (1 in).
d While holding the drawer in this position push the bottom of the drawer,
nearest the shelf with your left hand to a position about 1 cm (.5 in) to the
right.
e Hold the drawer in this position with your left hand and lower the faceplate
of the drawer by releasing the grip of your right hand.
f Ensure a card shroud and line card extractor are available.
Remove the line card to be replaced by using the following substeps:
a Slide a card shroud over the card to be removed and an adjacent card. If
there is not an adjacent card on either side, do not use the card shroud.
b Grasp the edge of the card with a line card extractor at a point midway
between the top and bottom edges. Hold the extractor in your right hand.
c Squeeze the handles of the extractor together to grasp the card tightly.
(continued)
Apparatus code
QTH56A
QTH58A
Apparatus code
QTH57A
Common product
code
A0298291
A0313317
Common product
code
A0298292