HP rp4410 Installation Manual page 35

Removing the I/O Baseboard Assembly
Before removing the I/O baseboard assembly, record all boot configuration settings displayed by
CAUTION
the BCH INFO ALL command. These values might need to be reset after replacing the I/O
baseboard assembly.
To remove the I/O baseboard assembly, follow these steps:
Step 1. If rack-mounted, slide the server out from the rack until it stops. (See "Extend the Server from the
Rack" on page 22.)
Step 2. Remove the top cover. (See "Removing the Top Cover" on page 30.)
Step 3. Remove the three chassis fan units. (See "Removing a Hot-Swappable Fan Unit" on page 33.)
Step 4. Unplug all external cabling attached to the ports at the rear of the I/O chassis.
Step 5. Unplug the internal SCSI cables attached to the top of the host bus adapter (HBA) board in PCI
slot 1.
Step 6. Lift up on the locking lever attached to the side of the power supply cage to unplug the I/O
baseboard assembly from the socket on the midplane riser board.
Chapter 1
Installing the System
Installing Additional Components
35