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Appendix C
RAID Controller Considerations
Installing a SCU Upgrade ROM Module For Embedded RAID SAS Support
The SCU Upgrade ROM module contains a chip on a small circuit board. This module attaches to a
motherboard header. This chip adds SAS support for up to eight drives.
The Cisco PID UCSC-RAID-ROM5= includes the SCU upgrade ROM module.
Note
The Cisco PID UCSC-RAID-ROM55= includes the SCU upgrade ROM module and the RAID 5 key.
To install a SCU upgrade ROM module, follow these steps:
Locate the header (see
Step 1
Align the connector on the SCU upgrade ROM module with the pins on the header, then gently push the
Step 2
connector onto the pins.
Replace the top cover.
Step 3
Replace the server in the rack, replace cables, and then power on by pressing the Power button.
Step 4
Continue with either
Step 5
or
Enabling the Embedded RAID Controller in the BIOS, page
Figure C-1
1
OL-26646-01
Figure
C-1).
Installing a Software RAID Key Module for Embedded RAID 5 Support, page C-8
SCU Upgrade ROM and RAID 5 Key Header Locations on Motherboard
SYS FAN1
SYS FAN2
SYS FAN2
SYS FAN2
SYS FAN3
SYS FAN3
SYS FAN4
SYS FAN3
SYS FAN4
SYS FAN4
SYS FAN5
SYS FAN5
SYS FAN5
SYS FAN6
SYS FAN6
SCU upgrade ROM header
C-8.
CPU 1
PCIe 1
PCIe 2
CPU 2
1
2
Software RAID 5 key header
Cisco UCS C22 Server Installation and Service Guide
Embedded RAID Controller
2
C-7
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