NEC Express5800 Series User Manual page 109

Chapter 2 Preparations
(a) Using SW RAID for 2.5-inch HDD cage (1 to 4 HDDs)
Change RAID configuration jumper to RAID Enable by referring the illustration below.
Connect 2.5-inch HDD cage to motherboard using SAS/SATA cable provided with 2.5-inch HDD cage. Make
sure the location of key pin of SGPIO cable.
Disable
SOFT WARE RAID
SW RAID
1 2 3
Enable
Connect 2.5-inch HDD cage to the motherboard as listed in the table below.
Connector on motherboard
(b) Using optional RAID controller for 2.5-inch HDD cage (1 to 24 HDDs)

To use eight hard disk drives, a single RAID controller and a single 2.5-inch HDD cage are required.
The N8103-186 SAS Expander Card is required when using nine or more HDDs.
To use 9 to 16 hard disk drives, two 2.5-inch HDD cage are required.
To use 17 to 24 hard disk drives, three 2.5-inch HDD cage are required.

A single internal SAS/SATA cable can use four hard disk drives.
To use 5 to 8 hard disk drives, two internal SAS/SATA cable are required.
To use 9 to 12 hard disk drives, three internal SAS/SATA cable are required.
To use 13 to 16 hard disk drives, four internal SAS/SATA cable are required.
To use 17 to 20 hard disk drives, five internal SAS/SATA cable are required.
To use 21 to 24 hard disk drives, six internal SAS/SATA cable are required.
SATA0-3
SGPIO
Express5800/T120g User's Guide
1. Installing Internal Optional Devices
2.5-inch HDD cage
First SAS0-3
First SGPIO1
109