Chapter 1 - Introduction
11
Key features
The RA4000e Series supports the following features
z
Automatic on-line rebuilding
z
Drives are hot swappable
z
Supports RAID levels 0, 0+1 and 5
z
Optional hot spare setup for RAID 5 (5+spare)
z
Hot swappable fan
z
Supports four Serial ATA hard drives
z
Requires no driver
z
Audible alarm on drive failure & alarm mute function
z
Supports eSATA host interfaces
z
Disk auto shutdown when system over heat for protecting.
z
Plug and play
Hot Spare
Hot Spare allows for the automatic replacement of a failed drive without requiring intervention
from the administrator. If this option is selected and a drive fails, the will automatically replace
the faulty drive with the hot spare drive.
Automatic drive rebuilding
If a member drive in a RAID 5 array is replaced on-line, the RA4000e Series will automatically
start to rebuild data to the new drive.
Hard drive hot swapping
Hot swapping allows for the removal and installation of disk drives without the need to power
down the system while the system is in use.
Auto disk shut down when over heat
The RA4000e Series will shut down disks automatically when temperature is over 55
o
C
to
prevent the damage of DISK and DATA loss.
This manual contains the information necessary to set up each of the two
available hardware configurations of the RA4000e Series . Where procedures
for the configurations differ, they are described separately and clearly
marked.
Warranty
Two years warranty
