IBM x3250 M2 Problem Determination And Service Manual page 73

4. Carefully grasp the adapter by its top edge or upper corners and align it with
the expansion slot in the riser-card assembly; then, press the adapter firmly
into the expansion slot.
Important: Make sure that the U-shaped opening in the metal adapter bracket
engages the tab on the expansion-slot bracket.
5. Follow the cabling instructions, if any, that come with the adapter.
6. Carefully align the riser-card assembly with the guides on the rear of the
server and with the riser-card connectors on the system board; then, press
down on the assembly. Make sure that the riser-card assembly is fully seated
in the riser-card connector on the system board.
Power cable
7. If the riser-card assembly is an optional PCI-X riser-card assembly, reconnect
the riser-card power cable to the riser-card assembly.
8. If you are installing a ServeRAID-MR10i controller (2.5-inch drive models only),
complete the following steps:
a. Disconnect the existing SAS/SATA controller signal cable from the hard
disk drive backplane and from the controller; then, remove the cable from
the server.
b. Route the ServeRAID-MR10i signal cable as shown in the following
illustration and connect it to the hard disk drive backplane.
PCI-X slot
Chapter 4. Removing and replacing server components
55