Sas Raid Hdd Module; Basic Information - Fujitsu PRIMERGY BX920 S3 Upgrade And Maintenance Manual

7.2

SAS RAID HDD module

7.2.1

Basic information

A SAS RAID HDD module can be installed in a BX920 S3 server blade to
provide SAS RAID connections to SAS HDD/SSD drives. The SAS RAID HDD
module is also used to establish connection to the SAS connection blade via
SAS Expander mezzanine card, see section
Two SAS RAID HDD module variants are available.
– SAS RAID HDD module without cache (RAID level 0/1).
– SAS RAID HDD module with 512 MB cache (RAID level
0/1/1E/10/5/50/6/60) with Flash Backup Unit (FBU) option
I
Both SAS RAID HDD module variants require SAS HDD/SSD
backplanes and CPU 2 installed, see section
backplanes" on page 113
Figure 44: Mounting place for SAS RAID HDD module and FBU
1 FBU (Flash Backup Unit)
2 SAS RAID HDD module with 512 MB cache
BX920 S3
and "Installing processors" on page
Upgrade and Maintenance Manual
Expansion cards and backup units
"Mezzanine cards" on page
"Replacing HDD/SSD
118.
184.
143