7.4 3.5-inch HDD configurations
7.4.1 Equipping the 3.5-inch HDD bays
The HDD bays can be equipped with 3.5-inch HDD modules or 2.5-inch
HDD/SSD modules, see "2.5-inch HDD/SSD and 3.5-inch installation frame"
on page
168.
7.4.2 Overview backplanes
Figure 84: 3.5-inch HDD SAS backplanes - rack model
1 SAS backplane 1 in HDD cage 1 (basic
configuration)
2 SAS backplane 2 in HDD cage 2
(optional)
3
SAS backplane 3 in optional 4x 3.5-
inch HDD extension box
Hard disk drive (HDD) / solid state disk (SSD)
172 Upgrade and Maintenance Manual TX2550 M5