RAID Xanadu User Manual page 33

ON/OFF status of POWER and SERVICE LEDs
POWER LED
ON OFF
ON ON
ON Blinking
ON ON for 5 sec. and
OFF for 7 sec.
Blinking OFF
OFF OFF
(3) Disk drive/Dummy tray
A single disk array unit can be equipped with 12 disk drives/dummy trays.
Disk drive: Hard disk drive (HDD) with exclusive tray
Dummy tray: Exclusive tray only
Locations and disk drive numbers
00
04
08
(4) ACTIVE/FAULT LED (green/orange)
A single ACTIVE/FAULT LED is installed on each disk drive/dummy tray.
The LEDs indicate the states of the respective disk drives.
Status display
SERVICE LED
Normal operation
Requesting maintenance or processing a
maintenance task (such as during recovery)
It is one of the following. Check the
controller LEDs.
- Power-on sequence in progress
- Online download sequence in progress
- Automatic download sequence in progress
Note: Do not turn off power while a
sequence is in progress.
Requesting maintenance (battery backup
failure; write data may have been lost)
Power-off sequence in progress
Powered off
01 02
05 06
09 0A
Indicates the status of the disk drive located to the right.
Indicates the status of the disk drive located to the left.
-
10
Description
03
07
0B
-