Nortel Networks BCM200/400 - Manual (Page 317)

Chapter 24 Replacing data cards and processing hardware 317
BCM200/400 4.0 Installation and Maintenance Guide
19 Unfasten the modem RJ-11 interface mounting screws. Place the screws in a safe location.
20 Remove the modem RJ-11 interface from the base function tray.
21 Carefully grasp the modem card guide pin and remove it. Place the pin in a safe location.
22 Remove the modem card.
Installing the modem card
Use this procedure to install a modem card in a base function tray. This procedure assumes the
base function tray is not installed in the main unit.
To install a modem card
1 Obtain a correct and functional modem kit.
2 Attach one end of the grounding strap to your wrist and the other end to a grounded metal
surface.
3 Remove the base function tray bezel. See “To remove the base function tray bezel” on page
245 .
4 If required, remove the WAN card. See “To remove the WAN card” on page 309 .
5 If required, remove the MSC card from the base function tray. See “To remove the media
services card (MSC)” on page 312 .
6 If you are installing the modem card for the first time, locate the modem port label on the front
of the base function tray. Remove the modem port label if required and discard (see
Figure
168 ).
Note: Before you power down the system to remove the base function tray, confirm that
the CallPilot region of operation information is correct:
1 From the Configuration tab, click the System folder to expand it.
2 Select Identification.
The System Identification screen appears.
3 Verify that the region setting is correct for your system.
If you must change the region, see “Using Element Manager to set the basic
parameters” on page 201 .
Warning: Protect the hardware components against damage from electrostatic discharge.
Always wear a grounded wrist strap before you handle components. Always place the
components in a static-free container.