Nortel DMS-100 Series Replacement Procedures page 877

7 Remove the line card to be replaced by using the following steps:
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.
d Hold the front cover of the line drawer to steady it with your left hand.
e Pull the extractor away from the drawer and the card will come unplugged
from its socket on the drawer backplane.
f Continue pulling the card with the extractor until the card is clear of the
shroud.
g Insert the removed card into ESD container and store per local
procedures.
8 Replace the faulty card by using the following steps:
a Remove the replacement card from the ESD container.
b Slide the card in the shroud guide slots towards the drawer backplane.
c Hold the front cover of the line drawer with your left hand to steady it.
d Grasp the top and bottom edges of the card with the fingers of your right
hand.
e Push the card towards the backplane until it plugs fully into the backplane
socket.
9 Use the following information to determine the next step in this procedure.
If you entered this procedure
from
an alarm clearing procedure
other
At the MAP terminal
10 Test the NT6X20 line card by typing
>DIAG
and pressing the Enter key.
If DIAG
passed
failed
11 Return the NT6X20 card to service by typing
>RTS
DMS-100 Family NA100 Card Replacement Procedures Volume 4 of 7 LET0015 and up
XPM card replacement procedures
in an RSC LCM
Do
step 14
step 10
Do
step 11
step 15
1-845
NT6X20
(continued)