Replacing Hard Drives Or Solid State Drives; Drive Population Guidelines - Cisco UCS C240 M4 Installation And Service Manual

Chapter 3 Maintaining the Server

Replacing Hard Drives or Solid State Drives

This section includes the following information:
•
•

Drive Population Guidelines

The server is orderable in four different versions, each with one of four different front panel/backplane
configurations:
•
•
•
•
Note You cannot change the backplane type after-factory. To change a front panel/backplane configuration, a
chassis replacement is required.
The drive-bay numbering for all server versions is shown in
Figure 3-6
Figure 3-7
OL-32474-01
Drive Population Guidelines, page 3-15
Drive Replacement Procedure, page 3-16
Cisco UCS C240 M4—Small form-factor (SFF) drives with 24-drive backplane and expander.
This version holds up to 24 2.5-inch hard drives or solid state drives.
Cisco UCS C240 M4—SFF drives, with 16-drive backplane and integrated expander.
This version holds up to 16 2.5-inch hard drives or solid state drives.
Cisco UCS C240 M4—SFF drives, with 8-drive direct-connect backplane and no expander.
This version holds up to 8 2.5-inch hard drives or solid state drives.
Cisco UCS C240 M4—Large form-factor (LFF) drives, with 12-drive backplane and integrated
expander. This version holds up to 12 3.5-inch hard drives.
Drive Numbering, SFF Drives, 24-Drive Version
Drive Numbering, SFF Drives, 16-Drive Version
HDD01 HDD02
HDD03 HDD04
HDD05 HDD06
HDD07 HDD08
Installing or Replacing Server Components
Figure 3-6
HDD09
HDD11
HDD13
HDD15
Cisco UCS C240 M4 Server Installation and Service Guide
through Figure 3-9.
HDD10
HDD12
HDD14
HDD16
3-15