To remove the mbm – Nortel Networks BCM50 User Manual
Page 180
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Chapter 22 Replacing a media bay module
NN40020-302
To remove the MBM
1
Use Element Manager to disable the MBM. For more information about disabling an MBM,
see the Administration Guide.
2
If the expansion unit is wall-mounted, it must be removed from the wall-mount bracket before
you remove the MBM. For more information, see the procedure
on page 185, and then proceed to step 7.
3
Disconnect all of the telephone line and extension cables from the MBM.
If more than one cable exists, mark the cables to identify the port from which you removed
them.
4
Rotate the power supply retention clip to free the power supply cord.
5
Remove the power supply cord from the expansion unit.
6
Attach one end of the grounding strap to your wrist and the other end to a grounded metal
surface.
7
Pull out the ejector lever with your index finger. Then grasp the ejector lever with your thumb
and index finger and pull outward to disengage the MBM. See the figure
page 180. Finish removing the MBM by hand.
Figure 74 Remove an MBM
8
Grasp the top and bottom edges of the MBM. Remove the MBM from the expansion unit.
Place the MBM on a flat, clean, static-free surface.
9
Continue with the procedure
Warning: Protect the hardware components against damage from electrostatic
discharge. Always wear a ground wrist strap before you handle components. Always
place the components in a static-free container.
Grasp the edge of the MBM
ejector lever and pull outward