Cisco Systems OL-26646-01 manual SCU upgrade ROM header Software RAID 5 key header

Appendix C RAID Controller Considerations

Embedded RAID Controller

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.

Note The Cisco PID UCSC-RAID-ROM5= includes the SCU upgrade ROM module.

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:

Step 1 Locate the header (see Figure C-1).

Step 2 Align the connector on the SCU upgrade ROM module with the pins on the header, then gently push the connector onto the pins.

Step 3 Replace the top cover.

Step 4 Replace the server in the rack, replace cables, and then power on by pressing the Power button.

Step 5 Continue with either Installing a Software RAID Key Module for Embedded RAID 5 Support, page C-8or Enabling the Embedded RAID Controller in the BIOS, page C-8.

Figure C-1 SCU Upgrade ROM and RAID 5 Key Header Locations on Motherboard

SYS FAN12
SYS FAN23	CPU 1	PCIe 1
SYS FAN34
SYS FAN45		PCIe 2
SYS FAN56	CPU 2
			343731
		1	2

1

SCU upgrade ROM header

2

Software RAID 5 key header

Cisco UCS C22 Server Installation and Service Guide

OL-26646-01 C-7