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Removing a system-board tray from a 3U chassis
To remove a system-board tray from a 3U chassis, complete the following steps:
1. Read the safety information that begins on page vii and "Installation guidelines"
on page 23.
2. Turn off the server and all attached devices (see "Turning off the system-board
tray" on page 21).
3. If external cables are connected to the front of the system-board tray, note
where they are connected; then, remove them.
4. Remove the 3U chassis from the iDataPlex rack (see "Removing a 3U chassis
from an iDataPlex rack" on page 24).
5. Press on the two release latches at the top-rear edge of the top-cover
assembly; then, slide the top-cover assembly toward the rear of the 3U chassis
and remove it.
6. Note the signal cable routing and connection locations; then, disconnect the
signal cables from the assembly.
Attention:
When you move the storage-riser-card assembly, do not allow it
to touch any components or structures inside the 3U chassis.
7. Lift up on the storage-riser-card assembly.
Chapter 3. Installing optional devices
27
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