HP StorageWorks XP12000 Disk Array owner's guide (AE002-96029, October 2006)

Item
Label Indicator
Description
1
SUB-SY S TEM
READY
LED
(Green)
During normal operation, this LED should be on.
ON: Input/output operation on
the channel interface is enabled.
OFF: The system is not accepting data.
2
SUB-SY S TEM
ALARM
LED (Red)
During normal operation, this LED should be off.
ON: Oneormoreo
f the following:
TheDCisunderthevoltageofthe
DKCpart. TheDCisovercurrent.
The temperature is abnormally high.
An unrecove
rable failure has occurred. If
the disk arr
ay is set up to “phone h ome”
to STC, you
r HP support representative is
notified au
tomatically. If the disk array is
not set up
to “phone home,” place a service
call to HP
to have the message evaluated
to determine if any action is required.
BLINKING: The DC is under the voltage of the
DKU part.
3
SUB-SY S TEM
MESSAGE
LED
(Amber)
During normal operation, this LED should be off.
ON: A service information message (SIM)
has been issued from either storage cluster.
If the disk array is set up to “phone home”
to STC, your HP support representative is
notified automatically. If the disk array is
not set up to phone home, place a service
call to HP to have the message evaluated
to determine if any action is required.
BLINKING: An SVP failure has occurred. The
disk array will continue to operate normally.
PlaceaservicecalltoHPtoensurenotification.
SVP failures might not be reported automatically
to STC.
4 SUB-SYSTEM
RESTART
Switch
If a blocked path occurs between a host and
adiskdrive,thisswitchisusedtounfence
the fenced drive path and to release Write
Inhibit.During normal operation, this switch
should be in the upper position.Restarting the
subsystem performs a soft reset to try to recover.
If the system restart does not unblock the pat h,
an HP support representative will be notified.
Do not change the switch position unless
directed to do so by HP service personnel.
24
Hardware