C-11
Cisco UCS C240 Server Installation and Service Guide
OL-25761-01
Appendix C RAID Controller Considerations
Embedded MegaRAID Controller
Installing a Software RAID Key Module for Embedded RAID 5 Support
The software RAID key module contains a chip on a small circuit board. This module attaches to a
motherboard header. This chip upgrades SAS support to add RAID 5 support (RAID 0, 1, 5, and 10 for
up to eight drives).
Note
You must have the SCU upgrade ROM module installed before you can use this module.
To install a RAID 5 software key module, follow these steps:
Step 1
Locate the header that is labeled “SW RAID KEY” (see
Step 2
Install the RAID 5 software key module onto the pins of the header.
Step 3
Replace the top cover.
Step 4
Replace the server in the rack, replace cables, and then power on the server by pressing the
Power
button.
Enabling the Embedded RAID Controller in the BIOS
When you order the server with this controller, the controller is enabled in the BIOS at the factory.
Note
The default setting in the BIOS for the embedded controller is Disabled. When you order the server with
the embedded controller, the BIOS setting is Enabled at the factory. However, if a server is reset to
defaults, this BIOS setting is reverted to Disabled. Use the procedure below to re-enable the embedded
controller.
Use the following procedure to enable the LSI MegaSR drivers.
Step 1
Boot the server and press
F2
when prompted to enter the BIOS Setup utility.
Step 2
Select the
Advanced
tab, then
South Bridge
.
Step 3
Set Onboard SCU Storage Support to
Enabled
.
Step 4
Press
F10
to save your changes and exit the utility.
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