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Appendix D – Control Panel Messages & Alarms
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Status messages
When ACS-9910 is in operation mode, scroll buttons ▼ and ▲ can be used to display the
following system data:
Installed Memory
CPU Type
Firmware Version
Serial Number
Individual Slot Data
Error Messages and Alarms
The following is a list of the error messages generated by ACS-9910 (with accompanying alarm
signals from the controller box) and their meaning.
Error Message
Migrate
error
Constant alarm
/ Stripe error
Lose disk
Constant alarm
No free slot
Constant alarm
Fail x
Succession of beeps
UPS fail
Beeps at 5 second intervals
Fan fail
Beeps at 5 second intervals
Power fail
Beeps at 5 second intervals
Temp warn
Beeps at 5 second intervals
Init y％
One beep per percentage
point of progress
One beep per percentage
Check y％
point of progress
Add y％
One beep per percentage
point of progress
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Alarm
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Explanation
Incorrect stripe size. Could cause
system failure
Change to disk sequence. Could
cause system failure
A disk drive is not installed or cannot be
accessed. Could cause system failure.
Not enough free slots. Could cause system
failure
Failure of disk on slot x
Failure of UPS
Failure of fan
Failure of power
Temperature too high
Array initialization y% complete
Array check y% complete
Array addition y% complete
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