Hardware Options Installation 57
10. Be sure that the front panel external health LED is green ("Front Panel LEDs
and Buttons" on page 8).
Expansion Board Options
For instructions on installing a RILOE II board, refer to the HP Remote Insight
Lights-Out Edition II User Guide on the Documentation CD.
IMPORTANT: The optional RILOE II board can be installed only in
slot 2. If you plan to install a RILOE II board in the future, leave slot 2
unpopulated.

PCI Expansion Slot Definitions

Slot Board Size Connector Interconnect
PCI-X expansion slot 1 Half-length 133 MHz, 3.3 V 64-bit
PCI-X expansion slot 2 Full-length 133 MHz, 3.3 V 64-bit
PCI Express expansion
slot 1 (optional) Half-length x8 x1, x4, or x8
PCI Express expansion
slot 2 (optional)
Full-length x8 x1, x4, or x8

Expansion Board

1. Power down the server ("Powering Down the Server" on page 25).
2. Extend the server from the rack, if applicable ("Extending the Server from
the Rack" on page 26).
3. Remove the access panel ("Removing the Access Panel" on page 27).
4. Remove the PCI riser board assembly.
5. Remove the expansion board.