Removing A Riser Card - IBM x3455 - System - 7984 User Manual

15. Perform any configuration tasks that are required for the adapter.
If you have other devices to install or remove, do so now. Otherwise, go to
"Completing the installation" on page 51.

Removing a riser card

The server supports PCIe x16, PCIe x8, and HTX adapters and riser cards.
However, the server does not support both an HTX adapter and a PCIe x8 adapter
in the same configuration. If one of the supported types of adapters is installed and
you decide to remove it so that you can change your server configuration, you must
first remove the corresponding riser-card assembly. The instructions in this section
apply to all of the supported types of adapters and riser-card assemblies.
To remove a riser-card assembly, complete the following steps.
1. Read the safety information that begins on page v and "Installation guidelines"
2. Turn off the server and all attached peripheral devices. Disconnect all power
3. Remove the server from the rack; then, remove the server cover (see
4. If you have not already done so, determine the type of riser-card assembly
5. Disconnect any cables from the adapter.
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System x3455 Types 7984 and 7986: User's Guide
Attention: Make sure that the cables do not block the flow of air from the
fans or air baffles.
See the documentation that comes with the adapter for information about
installing the adapter firmware and configuring the adapter. After you initially
configure the adapter, create a backup copy of the configuration so that if you
have to replace the adapter in the future, you can restore the configuration and
resume normal operation more quickly.
on page 21.
cords; then, disconnect all external signal cables from the server.
"Removing the cover" on page 23).
(PCIe x16, PCIe x8, or HTX) that you want to remove. For the locations of the
riser-card slots on the system board, see "Server components" on page 14.
Attention: Before you remove a riser-card assembly that contains an adapter,
make sure that you have selected the correct riser-card assembly. Removing
the wrong riser-card assembly might cause unpredictable results, if it contains
an adapter that has already been installed and configured.