IBM Power System 5802 Instruction Manual page 37

Figure 22. Configuration with four hard-disk-drive partitions that have four SAS adapters
4) Optional: Use other ports on the SAS adapters to connect a 5886 disk drive enclosure or a 5887
disk drive enclosure by using SAS YO cables (D).
5) Go to step 1i.
i. If the configuration that you chose required the hard-disk-drive partitions switch to be set to a
different position, activate the new setting by powering off and powering on the 5802 expansion
unit.
9. Add the expansion unit to the system by completing the following steps:
a. Read important information about expansion units at Overview for I/O expansion units
(http://publib.boulder.ibm.com/infocenter/systems/scope/hw/topic/p7ham/
p7ham_expunit_concepts.htm).
b. Complete the procedure for adding the expansion unit at Adding I/O expansion units
(http://publib.boulder.ibm.com/infocenter/systems/scope/hw/topic/p7ham/
iphamsetup_5802.htm).
Installing the 5802 and 5877 expansion units: Details
25