Nortel DMS-100 Series Replacement Procedures page 517

d Holding the card by the face plate, slide the card along the guides until
the card is free from the shelf.
e Immediately place the card into an approved electro-static discharge
(ESD) protective container.
f Ensure the replacement card has the same PEC, including suffix, as the
card you just removed.
DMS-100 Family NA100 Card Replacement Procedures Volume 4 of 7 LET0015 and up
XPM card replacement procedures
in an RSC
1-485
NT2X70
(continued)