Example 1-One Nonexpander And One Raid Controller With Eight Drives - Cisco UCS C420 Installation And Service Manual

Appendix C RAID Controller Considerations
Example 1—One Nonexpander and One RAID Controller with Eight Drives
Figure C-1
nonexpander transition card to control eight drives in the modular drive bay.
Two RAID cables are required (1 UCSC-CABLE-S and 1 UCSC-CABLE-L).
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Figure C-1
1
2
OL-27640-01
shows an example of a server that is using one RAID controller in PCIe slot 3 and a
The blue line is a 0.8m cable (UCSC-CABLE-S) from the RAID controller SAS 0 connector to the
nonexpander connector for PORT 1–4.
The red line is a 1m cable (UCSC-CABLE-L) from the RAID controller SAS 1 connector to the
nonexpander connector for PORT 5–8.
The green line is the cable from the RAID controller to the SCPM backup unit.
RAID Controller Cabling Guidelines, Nonexpander Transition Card
1
Nonexpander transition card
(shown with fan tray removed)
SCPM backup unit
(mounted to tray on air baffle)
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3
RAID controller card in PCIe slot 3
Cisco UCS C420 Server Installation and Service Guide
RAID Controller Cabling
3
C-3