
1. Installing Internal Optional Devices
Express5800/R120d-2E User’s Guide
99
Chapter 2 Preparations
<26x 2.5-inch drive model : When using Option Raid controller (1
~
26 drives)>
Option
RAID Controller
Expander Board
Hard Disk Drive
SAS 1
(Port 0
~
3 or Port 1
~
4)
SAS0_3
Port 0
~
23
SAS 2
(Port 4
~
7 or Port 5
~
8)
SAS4_7
Expander Board
BackPlane(Rear)
Hard Disk Drive
SAS_A
SAS_A
Port 24
SAS_B
SAS_B
Port 25
Option RAID Controller
SAS Cable
SGPIO Cable
MB (HDD BP Connector)
Option RAIDController
Backplane (Front)
Backplane (Rear)
Expander Board