Nortel Networks BCM200/400 - Manual (Page 315)

Chapter 24 Replacing data cards and processing hardware 315
BCM200/400 4.0 Installation and Maintenance Guide
15 Ensure the Status LED on the BCM main unit is solid green.
16 Access the BCM system (see “Initializing the system” on page 185 ).
17 For 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.
18 Restore your telephony data from your backup data using the backup and restore utility (see
“Using the backup and restore utility” on page 256 ).
19 For a new MSC only: Restore your BCM application keycode if applicable (see “Software
keycode” on page 189 ).
To remove the modem card
1 Shut down the system (see “Performing a system shutdown” on page 239 ).
2 Disconnect the BCM system from the AC power outlet.
3 Attach one end of the grounding strap to your wrist and the other end to a grounded metal
surface.
4 Remove the top cover of the main unit (see “Removing the main unit top cover” on page 252 ).
5 Disconnect any connectors from the front of the base function tray.
6 Partially remove the base function tray from the main unit (See “Removing the base function
tray” on page 242 ). Do not exert force on the DS30 cables and connectors. Ensure you do not
pinch, stretch, or damage any cables.
7 Disconnect the DS30 cables from the MSC.
8 Remove 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 242 ). Place the
base function tray on a flat, clean, and static-free surface.
9 Remove the base function tray bezel. See “To remove the base function tray bezel” on page
245 .
10 Loosen and remove the PCI cover plate screw using a #2 Phillips screwdriver (see Figure 163 ).
Place the PCI cover plate screw in a safe location.
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.
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.