User's Guide

4-16
Cisco CSS UCS Platform Series User Guide, CPS-UCS-1RU-K9 / CPS-UCS-2RU-K9
Chapter 4 Replacing Hardware Components
Installing or Replacing Server Components
• Replacing a PCIe Card: Cisco Connected Safety and Security UCS C220, page 4-14
• Related Documentation, page 4-15
PCIe Slots: Cisco Connected Safety and Security UCS C240
The server contains two toolless PCIe risers for horizontal installation of PCIe cards. See Figure 4-9 and
Table 4-2.
Figure 4-9 Rear Panel PCIe Slots: Cisco Connected Safety and Security UCS C240
PSU1 PSU2
PCIe 1
PCIe 2
PCIe 3
PCIe 4
PCIe 5
1
2
331841
1 PCIe riser 1 (slots 1, 2, and 3) 2 PCIe riser 2 (slots 4 and 5)
Ta b l e 4-2 PCIe Expansion Slots: Cisco Connected Safety and Security UCS C240
Slot Number
Electrical 
Lane Width Connector Length Card Length
1
1. This is the supported length because of internal clearance.
1
2 Gen-3 x16 x24 extended 3/4 length 
(10.5 in./26.67 cm)
Full-height Yes
4
4. Slot 2 can operate when the server is in standby power mode.
3 Gen-3 x8 x16 connector 1/2 length Full-height No
4
5
5. Slot 4 is not available in single-CPU configurations.
Gen-3 x8 x16 connector 1/2 length Half-height No
5
6
6. Slot 5 is not available in single-CPU configurations.
Replacing a PCIe Card: Cisco Connected Safety and Security UCS C240
Note If you are installing a Cisco UCS Virtual Interface Card, there are prerequisite considerations. See
“Special Considerations for Cisco UCS Virtual Interface Cards”.
Note If you are installing a RAID controller card, see “RAID Controller Considerations” for more information
about supported cards and cabling.
Card Height
2
2. This is the size of the rear panel opening.
NCSI
3
Support
3. Network Communications Services Interface protocol
Gen-3 x8 x16 connector 3/4 length Full-height No
Gen-3 x16 x24 extended 3/4 length 
10.5 in./26.67 cm)
Full-height, also 
supports double-width cards
Yes