Cisco UCS C240 M4 Installation And Service Manual page 21

Chapter 1 Overview
Replaceable Component Locations
Figure 1-6
down with the top covers and air baffle removed.
Figure 1-6
1
1 Drives (SAS/SATA drives are hot-swappable
2 Fan modules (six, hot-swappable)
3 DIMM sockets on motherboard (up to 24
4 CPUs and heatsinks (two)
5 Cisco SD card slots on motherboard (two)
6 USB 3.0 slot on motherboard
7 Power supplies (hot-swappable, accessed
8 Trusted platform module (TPM) socket on
9 PCIe riser 2 (PCIe slots 4, 5, 6)
OL-32474-01
shows the locations of the field-replaceable components. The view shown is from the top
Replaceable Component Locations
and accessed through the front panel)
DIMMs)
through rear panel)
motherboard, under PCIe riser 2
2 3 4 5
16
17
10 PCIe riser 1 (PCIe slots 1, 2, 3*)
*Slot 3 not present in all versions. See
Replacing a PCIe Card, page 3-44
options and slot specifications.
11 SATA boot drives (two sockets available only
on PCIe riser 1 option 1C)
12 mLOM card socket on motherboard under
PCIe riser 1
13 Socket for embedded RAID interposer board
14 Cisco modular RAID controller PCIe slot
(dedicated slot and bracket)
15 RTC battery on motherboard
16 Embedded RAID header for RAID 5 key
17 Supercap power module (RAID backup)
mounting location on air baffle (not shown)
Cisco UCS C240 M4 Server Installation and Service Guide
6
Riser 2
Riser 1
15 14 13
7
8
9
10
11
12
for riser
1-7