Nortel P0607273 03, Manual, Page: 8 / 30

8 MSC FRU replacement process
NN40010-315 Media Services Card replacement
C. Removing the MSC
This procedure describes how to safely remove the existing MSC from the base function tray.
1 Remove the two chassis mounting screws that secure the MSC to the chassis extension of the base function
tray at the rear of the MSC (
Figure 4 ).
2 Place the screws in a safe location.
Figure 4 MSC chassis mounting screws
3
Hold the card along the side edges.
4 Push the card away from the PCI riser card connector to disconnect the MSC.
5
Remove the MSC from the base function tray.
6 Place the MSC on a flat, clean, and static-free surface.
7
Remove all PECs from the MSC, and place them in static-safe containers.
8 Place the MSC in a static-safe container so you can return it to service center.
Next Step: You are ready to prepare the system for the new MSC.
Warning: Always wear a grounded wrist strap while you handle components.
Always place the components in static-free containers.
Note:
If you replace a BCM400 with fewer than four PECs, note from
which slots you removed the cards, and ensure that you replace them into
the corresponding slots on the new boards.