Cisco UCS C240 M3 High-Density Rack Server (Large Form Factor Hard Disk Drive Model)
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CONFIGURING the SERVER
Approved Configurations
(1) No RAID controller plug-in card
■ If you did not choose a plug-in RAID controller (for example, you are using the mezzanine 
RAID controller), you can select up to five PCie option cards listed in 
Table 8.
(2) One RAID controller plug-in card
■ If you selected a plug-in PCIe RAID controller, you can select only one of the optional PCIe 
cards listed in 
Table 8. 
Caveats
■ For 1-CPU systems:
— Only the three PCIe slots on PCIe riser 1 are supported. The three slots are PCIe slots 
1, 2, and 3 (see 
Figure 2 on page 4). These are the three slots on the right when 
looking at the rear of the server.
— Neither the PCIe riser 2 (with the two PCIe slots numbered PCIe 4 and PCIe 5, at the 
left when viewing the server from the rear) nor the mezzanine card are supported 
on 1-CPU systems. 
— Only a single VIC card (a full-height PCIe card) may be installed on a 1-CPU system, 
and it must be installed in slot 2. See 
Table 1 on page 5 for the slot descriptions.
■ For 2-CPU systems:
— Five PCIe slots are supported, three on PCIe riser 1 (PCIe slots 1, 2, and 3) and two 
on PCIe riser 2 (PCIe slots 4 and 5).
— All of the slots are full-height except one. 
— All of the server PCIe adapter cards are half-height cards, with the exception of the 
Virtual Interface Card (VIC) (N2XX-ACPCI01), which is a full-height card. Therefore, 
two VIC cards may be installed in 2-CPU systems, using slots 2 or 5. Note, however, 
that if the server is using UCSM, only slot 2 is supported for the VIC card. See 
Table 1 on page 5 for the slot descriptions.
■ All PCIe cards will fit in either slot, except the VIC card, which must be installed in a 
full-height slot (slots 2 or 5, except only slot 2 when the server uses UCSM).
■ To help ensure that your operating system is compatible with the card you have selected, 
check the Hardware Compatibility List at this URL:
http://www.cisco.com/en/US/products/ps10477/prod_technical_reference_list.html
NOTE:  If a plug-in RAID controller card is installed, any optional PCIe card you select 
will be installed in the full-height slot. RAID controllers are always installed in the 
half-height slot.