IBM xSeries 455 Installation Manual page 22

v If a single 133 MHz adapter is installed on PCI-X bus B (slots 3 and 4) and the
v Your server supports 3.3 V and universal adapters; it does not support 5.0 V
v The system scans PCI-X slots to assign system resources. The system attempts
Complete the following steps to install an adapter:
1. Read the safety information beginning on page v and "Installation guidelines" on
2. Disable the Active PCI-X slots through your operating system before you insert
3. Open the top cover.
4. Follow the cabling instructions, if any, that come with the adapter. Route the
5. Follow the instructions that come with the adapter to set jumpers or switches, if
10
xSeries 455: Installation Guide
other slot on PCI-X bus B is empty, the adapter will operate at 133 MHz.
adapters.
to start the first device found. The search order is: PCI-X slots 1, 2, 6, 5, 3, and
4. If an optional remote I/O enclosure is attached, the scan continues with PCI-X
slots 11, 12, 9, 10, 7, 8, 17, 18, 15, 16, 13, and 14.
page 7.
or remove a PCI or PCI-X adapter.
Note: Some operating systems do not support the enabling and disabling of a
PCI-X slot. If your operating system does not support this function, or if
you are installing a non-hot-plug adapter, turn off the server and
peripheral devices, and disconnect the power cords and all external
devices from the back of the server before proceeding, if necessary.
Adapter guide
adapter cables before you install the adapter.
any.
Tab
PCI-X
divider
Attention
LED
Power
LED
Adapter
retention
latch