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Galaxy GHDX2-2130-16iSCSI Installation and Hardware Reference Manual
D.6.2 UPS Messages
The following messages may appear on the LCD screen:
Message 1: "UPS connection is absent"
This message appears when COM2 has not been connected to the UPS.
Message 2: "UPS connection detected"
This message appears when the COM2 ports on the subsystem have been
connected to the UPS.
Message 3: "Warning: UPS AC Power-Loss detected"
This message appears when the UPS battery power level remains above
50% but its connection to the AC power supply has been disrupted in some
way. The write policy changes from write back to write through.
Message 4: "Warning: UPS Battery Low 50%. Please shut down to protect
data loss"
This message appears when the UPS battery power level has dipped below
50% of its capacity and the UPS has either been disconnected from the AC
power supply or the AC power supply has been disrupted. The write policy
will be changed from the default write back to write through. If this message
appears, the subsystem should be properly shut down to avoid data loss.
Message 5: "Warning: UPS Battery Low 50%"
This message appears when the UPS battery power level has dipped below
50% of its capacity. The default write policy will be changed from the
default write back to write through.
Message 6: "UPS Battery restored to safe level"
This message appears when the UPS battery power level has been restored
to above 50% of its capacity. The write policy will be changed from write
through to write back.
Message 7: "UPS AC Power Restored"
This message appears when the AC power supply to the UPS has been
reconnected. If the UPS battery power level is below 50%, the write policy
will remain as write through. If the battery power level is above 50%, the
write policy will change from write through to write back.
D-4
UPS Status Monitoring
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