Nortel Networks BCM200, 400 4.0 manual To remove the modem card

Chapter 24 Replacing data cards and processing hardware 307

15Ensure the Status LED on the BCM main unit is solid green.

16Access the BCM system (see “Initializing the system” on page 177).

17For a new MSC only: Upload the core software to the MSC:

a In Element Manager, select Administration > Utilities > Reset b Click Cold Reset Telephony Services.

c Select the Force MSC Core download checkbox. d Click Ok.

Note: If you removed and reinstalled the same MSC (for example, to replace the battery on the main card), you do not need to upload core software from the hard disk.

18Restore your telephony data from your backup data using the backup and restore utility (see “Using the backup and restore utility” on page 248).

19For a new MSC only: Restore your BCM application keycode if applicable (see “Software keycode” on page 181).

To remove the modem card

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.

1Shut down the system (see “Performing a system shutdown” on page 231).

2Disconnect the BCM system from the AC power outlet.

3Attach one end of the grounding strap to your wrist and the other end to a grounded metal surface.

4Remove the top cover of the main unit (see “Removing the main unit top cover” on page 244).

5Disconnect any connectors from the front of the base function tray.

6Partially remove the base function tray from the main unit (See “Removing the base function tray” on page 234). Do not exert force on the DS30 cables and connectors. Ensure you do not pinch, stretch, or damage any cables.

7Disconnect the DS30 cables from the MSC.

8Remove the base function tray completely from the main unit. Ensure you do not pinch, stretch, or damage any cables (see “Removing the base function tray” on page 234). Place the base function tray on a flat, clean, and static-free surface.

9Remove the base function tray bezel. See “To remove the base function tray bezel” on page 237.

10Loosen and remove the PCI cover plate screw using a #2 Phillips screwdriver (see Figure 162). Place the PCI cover plate screw in a safe location.

BCM200/400 4.0 Installation and Maintenance Guide