Installing An Optional Expansion Unit - IBM HS22 - BladeCenter - 7870 Installation And User Manual

CAUTION:
Hazardous energy is present when the blade server is connected to the power
source. Always replace the blade cover before installing the blade server.

Installing an optional expansion unit

Use these instructions to install an optional expansion unit.
Attention: If a horizontal combination-form-factor (CFFh) expansion card is
installed on the blade server system board, you cannot install an optional
expansion unit.
Notes:
1. All devices should be installed in an expansion unit before attaching it to the
2. After you install one or more expansion units on your blade server, the
3. The following illustration shows an optional expansion unit in a blade server.
4. The illustrations in this document might differ slightly from your hardware.
To install an optional expansion unit, complete the following steps.
blade server.
combined blade server and expansion units together occupy adjacent blade
bays in the BladeCenter unit. Enough power modules must be installed in the
BladeCenter unit to power the blade bays in which you install the blade server
and expansion units.
Expansion unit
Blade server
cover release
1. Before you begin, read "Safety" on page v and "Installation guidelines" on
page 21. To determine the type and number of expansion units that can be
installed on your blade server, see http://www.ibm.com/servers/eserver/
serverproven/compat/us/.
2. If the blade server is installed in a BladeCenter unit, remove it (see
"Removing the blade server from the BladeCenter unit" on page 23 for
instructions).
3. Remove the cover from the blade server or the expansion unit (see "Removing
the blade server cover" on page 24.
Blade server
cover release
Chapter 3. Installing options
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