4-2
Troubleshooting
Hitachi Universal Storage Platform V/VM User and Reference Guide
General Troubleshooting
The Hitachi Universal Storage Platform V and VM storage systems are not
expected to fail in any way that would prevent access to user data. The READY
LED on the control panel must be
ON
when the storage system is operating
online.
lists potential error conditions and provides recommended actions
for resolving each condition. If you are unable to resolve an error condition,
contact your Hitachi Data Systems representative, or call the Hitachi Data
Systems Support Center for assistance.
Table 4-1
Troubleshooting
Error Condition
Recommended Action
Error message
displayed.
Determine the type of error (refer to the SIM codes section. If possible,
remove the cause of the error. If you cannot correct the error condition, call
the Hitachi Data Systems Support Center for assistance.
General power failure. Call the Hitachi Data Systems Support Center for assistance.
WARNING:
Do not open the Universal Storage Platform V/VM control
frame/controller or touch any of the controls.
Fence message is
displayed on the
console.
Determine if there is a failed storage path. If so, toggle the RESTART switch,
and retry the operation. If the fence message is displayed again, call the
Hitachi Data Systems Support Center for assistance.
READY LED does not
go on, or there is no
power supplied.
Call the Hitachi Data Systems Support Center for assistance.
WARNING:
Do not open the Universal Storage Platform V/VM control
frame/controller or touch any of the controls.
Emergency (fire,
earthquake, flood,
etc.)
Pull the emergency power-off (EPO) switch. You must call the Hitachi Data
Systems Support Center to have the EPO switch reset.
ALARM LED is on.
If there is a temperature problem in the area, power down the storage
system, lower the room temperature to the specified operating range, and
power on the storage system. Call the Hitachi Data Systems Support Center
for assistance with power off/on operations. If the area temperature is not the
cause of the alarm, call the Hitachi Data Systems Support Center for
assistance.
