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connectors” on page 19 for the location of the connector). To install the Remote
Supervisor Adapter II SlimLine, see “Installing a Remote Supervisor Adapter II
SlimLine” on page 27.
v The server uses a rotational interrupt technique to configure PCI Express
adapters so that you can install PCI Express adapters that do not support
sharing of interrupts.
v An optional ServeRAID-MR10i controller provides RAID level 5 support to the
2.5-inch hot-swap drives, and supports an external storage enclosure. A
ServeRAID-MR10i controller supports the 2.5-inch hard disk drives without
modification.
v An optional IBM SAS HBA Controller adapter enables you to connect external
storage devices, such as SAS or SATA hard disk drives or tape drives, to a
simple-swap SATA model server.
v The server scans the PCI slots to assign system resources. The scan sequence
is related to the startup sequence. If you have not changed the default startup
sequence, the server scans the PCI slots in the following order: the integrated
Ethernet controllers 1 and 2; then, the drives that are connected to the
SAS/SATA controller; then, PCI Express slots 1 and 2.
Riser-card
assembly
Adapter support
bracket
Adapter
Expansion slot 1
Expansion slot 2
Expansion-slot cover
To install an adapter, complete the following steps:
1. Read the safety information that begins on page v and “Installation guidelines”
on page 20.
2. Turn off the server and peripheral devices, and disconnect the power cord and
all external cables.
3. Remove the cover (see “Removing the cover” on page 22).
24 IBM System x3250 M2 Types 4190 and 4194: User’s Guide