Administrator's Guide

NOTE: There are two screws on the bottom, four screws on the sides (two on each side),
and two screws hidden behind the handle.
3. Close the drive handle.
4. Push the drive drawer back into the messaging system enclosure.
5. Power on the messaging system by pressing the power button On.
6. Verify that the replacement component is working properly by checking the associated LED
status.
7. Confirm that the messaging system has resumed normal operations.
Removing and replacing the front LED display board (full)
This section describes how to remove and replace the front LED display board (full) in the messaging
system.
Removing the front LED display board (full)
To remove the front LED display board (full):
1. Use System Manager to identify the failed component.
2. Verify the failed component by checking for a blinking amber LED on the failed component.
3. Power off the system:
1. Shut down blade 2 by clicking on Start and then Shut Down while you are connected to
blade 1.
2. Shut down blade 1 by clicking on Start and then Shut Down while you are connected to
blade 2.
3. Power off the expansion nodes, if present, by pressing and holding the power button at
the back.
4. Power off the storage solution by pressing and holding the power button at the back of
the enclosure.
5. Disconnect the power cables.
4. Extend the hard drive drawer:
1. Press upward on the release button on the hard drive drawer (1).
2. Pull the drawer handle down 90 degrees (2).
114 Removing and replacing hardware components