Nortel P0607273 03, Руководство пользователя, Страница: 5 / 30

MSC FRU replacement process 5
Media Services Card replacement NN40010-315
After you finish the procedure
• Use BRU to restore the system telephony data.
• Discover the new MSC system ID, and generate the keycodes for the optional applications installed on your
system. For information about how to generate keycodes, go to Nortel Keycodes Retrieval system (KRS)
http://www.nortel.com/servsup/krs .
A. Preparing the system for maintenance
1
If you continue to have access to the telephony data, then use BRU to create a current system backup.
OR
Ensure you have access to the most recent telephony data backup.
2 If you operate a BCM 3.x system and continue to have access to Unified Manager, then shut down the system
using the Shutdown command, and go to
step 3 .
OR
If you operate a BCM 4.0 system and continue to have access to Element Manager, then shut down the system
using the Shutdown System button provided under
Administration > Utilities > Reset , and go to step 3 .
3 Disconnect the AC connection to the BCM hardware from the AC power outlet.
4 Disconnect any cables from the front of the base function tray.
Next Step: You are ready to remove the base function tray so you can access the MSC.
B. Removing the base function tray
1
Attach one end of the grounding strap to your wrist and the other end to a grounded metal surface.
2 Remove the base function tray latch screws and place in a safe location ( Figure 1 , #1)
3
Move the base function tray latches to the unlocked position. ( Figure 1 , #2)