Nortel Meridian 1 Replacement Manual page 238

Page 238 of 362
553-3001-520 Standard 16.00 April 2000
Replacing equipment
Removing equipment
1 Software disable each serial data interface (SDI) port configured on the
MSPS card:
LD 37
DIS TTY x
2 Set the ENB/DIS switch to DIS.
3 Disconnect the cable to the SDI connector from the faceplate of the card.
4 Unhook the locking devices on the card; pull it out of the card cage.
Installing equipment
1 Set the ENB/DIS switch to DIS on the replacement card.
2 Set option switches and plugs on the replacement card the same as on the
card you removed. If there is a vintage change, be sure to check Circuit
Card: Installation and Testing (553-3001-211) for any differences.
3 Connect the wire from the battery pack assembly to the connector on the
MSPS card (see Figure 34).
Figure 34
Connector for the battery pack assembly
4 Insert the replacement card into the vacated slot and hook the locking
devices.
5 Connect the SDI cable to the replacement card.
6 Set the ENB/DIS switch to ENB on the replacement card.
7 Set the ENB/DIS switch on the NT8D18 Network/DTR Card to DIS,
then back to ENB.
"x" is the number of the interface device attached to
the port
Battery
pack
Clip
J2
connector
553-5442