C-20
Cisco UCS C240 Server Installation and Service Guide
OL-25761-01
Appendix C RAID Controller Considerations
RAID Controller Cabling
RAID Controller Cabling
This section includes the following topics:
• Cable Routing, page C-20
• Cisco UCS C240 Server Cabling Instructions, page C-21
Cable Routing
The RAID controller connectors in this server are shown in Figure C-2. The red line indicates the
recommended cable routing path from the backplane to the possible controller locations.
Figure C-2 RAID Controller Connectors
SAS2
SAS1
FAN1
FAN2
FAN3
FAN4
FAN5
FAN6
CPU1
CPU2
SAS1
SAS2
Riser 1
Riser 2
SAS1
SAS2
1 2 54
6
331847
3
1 Drive backplane
(Only the SFF 16-drive option uses direct connection
to the backplane.)
4 Embedded RAID connectors on
motherboard
2 Expander
(Only the SFF 24-drive and LFF 12-drive options
require the expander.)
5 Mezzanine card SAS connectors
(if present)
3 RAID backup unit mounting locations on removable
air baffle (not shown)
6 PCIe risers for LSI MegaRAID cards