(5) FAULT LED (orange)
The FAULT LED illuminates to indicate that a fault occurred in the controller.
READY LED and FAULT LED
READY LED
FAULT LED
State
Blinking OFF
Normal
operation
ON ON Starting
Blinking (5
times/second)
OFF Power-off
sequence
complete
AC power can be turned off.
Blinking asynchronously
Online/automatic download sequence in progress
Blinking synchronously
In download mode
OFF ON Occurrence
of
fault
ON OFF Power-on
sequence
in
progress
ON
Blinking slowly
Waiting for disk enclosure power-on
OFF OFF Powered
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 HP4 HP3 HP2
HP1 HP0
-
14
-
Summary of Contents for Xanadu
Page 16: ...Power Supply Controller xv...
Page 17: ...Battery xvi...
Page 18: ...Disk Enclosure xvii...
Page 19: ...Extended Battery Backup Unit Extended Battery Backup Unit Power Supply xviii...
Page 26: ...This page is intentionally left blank...