SecurStor 16i Installation and Hardware Reference Manual

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.

C.6.3 UPS Message Summary

TableC-1below summarizes the UPS messages described above. It is important that you become familiar with these messages and their meanings to help maintain the integrity of the data running through your subsystem.

Message

 

AC Power

Battery

Write

 

 

 

 

Power

Policy

 

 

 

 

Level (BPL)

Status

 

 

 

 

 

UPS connection is absent

N/A

N/A

Write back

 

 

 

 

UPS connection detected

N/A

N/A

Write back

 

 

 

 

Warning: UPS AC Power-

Disconnected

BPL > 50%

Write through

Loss detected

 

 

 

 

 

 

 

 

 

 

Warning:

UPS

Battery

Disconnected

BPL < 50%

Write through

Low 50%.

Please shut

 

 

 

down to protect data loss

 

 

 

 

 

 

 

 

 

Warning:

UPS

Battery

Connected

BPL < 50%

Write through

Low 50%.

 

 

 

 

 

 

 

 

 

UPS AC Power Restored

Reconnected

BPL > 50%

Write back

 

 

 

 

UPS AC Power Restored

Reconnected

BPL < 50%

Write through

 

 

 

 

UPS Battery restored to

Reconnected

BPL > 50%

Write back

safe level

 

 

 

 

 

 

 

 

 

 

 

Table C-1: UPS Status Messages

C-4

Page 90
Image 90
Meridian Data 16i manual UPS Message Summary, Message 5 Warning UPS Battery Low 50%