RAID Xanadu User Manual page 37

(5) FAULT LED (orange)
The FAULT LED illuminates to indicate that a fault occurred in the controller.
READY LED and FAULT LED
READY LED
Blinking
ON
Blinking (5
times/second)
Blinking asynchronously
Blinking synchronously
OFF
ON
ON
OFF
(6) BACKUP LED (orange)
The BACKUP LED blinks to indicate the battery backup state.
(7) HP connector
A host connection port is for connecting the disk array unit to a host.
Without an expansion port, there are two ports per controller.
With an expansion port, there are four ports per controller.
There is an ACCESS LED (left) and a LINK LED (right) below each connector.
Descriptions of HP Link LED and Active LED are as follows
Illumination of the HP Link LED indicates that the corresponding FC link is in an Up
state.
Illumination of HP Active indicates that I/O processing is in progress.
Both LEDs blinking simultaneously (1-second intervals) indicates that the port is
offline.
Both LEDs blinking rapid (500 ms intervals) simultaneously indicates that power-off
processing is in progress.
Simultaneous blinking other than the above indicates that port setup was not done
correctly.
Locations and port numbers
HP5
FAULT LED
OFF Normal operation
ON Starting
OFF Power-off sequence complete
AC power can be turned off.
Online/automatic download sequence in progress
In download mode
ON Occurrence of fault
OFF Power-on sequence in progress
Blinking slowly Waiting for disk enclosure power-on
OFF Powered off
HP4 HP3
HP1 HP0
- -
14
State
HP2