Nortel DMS 100 Series Maintenance Manual page 221

At the shelf
12
Locate the circuit card to replace.
Note: NTMX77 circuit cards reside in slot 3 of unit 0, and slot 25 of unit 1.
13 Unseat the NTMX73 and NTMX74 circuit cards.
14 To replace the card, use the common "Replacing a card" procedure in this
document. Complete the procedure and return to this point. Make sure the
replacement card has the same PEC, including suffix, as the card you just
removed.
Note: If the NTMX77 card has a DIP switch, set DIP switch S1 to CPM.
15 Reseat the NTMX73 and NTMX74 circuit cards.
16 The next action depends on the reason you perform this procedure.
If a maintenance procedure
directed you to this procedure
did not direct you to this proce-
dure
17 Remove the sign from the active unit. Return to the maintenance procedure
that sent you to this procedure. Continue as directed.
At the MAP terminal
18 To load the inactive unit, type
>LOADPM INACTIVE
and press the Enter key.
If the LOADPM command
failed
passed
19 To return the inactive unit to service, type
>RTS INACTIVE
DMS-100 Family Remote Switching Center Multi-Access Maintenance Manual XPM11 and up
RSC-M card replacement procedures
WARNING
Static electricity damage
Wear a wrist strap that connects to the wrist-strap grounding
point of the modular supervisory panel (MSP) to handle
circuit cards. The wrist-strap protects the cards against static
electricity damage.
Do
step 17
step 18
Do
step 23
step 19
NTMX77
in an RSC-M
(continued)
6-69