Shutting down the UPS
About this task
To shut down the UPS:
Procedure
Press the
button on the UPS front panel for three seconds.
The UPS starts to beep and shows a status of "
UPS shutting OFF...
". The UPS
then transfers to Standby mode, and the
indicator turns off.
Operation on battery power
Transfer to battery power
v
The connected devices continue to be supplied by the UPS when AC input
power is no longer available. The necessary energy is provided by the battery
packs.
v
The
and
indicator illuminates solid.
v
The audio alarm beeps every ten seconds.
Note:
The connected devices are supplied by the battery pack.
Low-battery warning
v
The
and
indicator illuminates solid.
v
The audio alarm beeps every three seconds.
Note:
The remaining battery power is low. Shut down all applications on the
connected equipment because automatic UPS shutdown is imminent.
End of battery backup time
v
LCD displays "
End of backup time
".
v
All the LEDs go OFF.
v
The audio alarm stops.
v
The UPS shuts down.
Return of AC input power
Following an outage, the UPS restarts automatically when AC input power returns
(unless the restart function has been disabled) and the load is supplied again.
UPS remote control functions
IBM UPS offers a choice between two remote control functions.
Remote Power Off (RPO)
: allows a remote contact to be used to disconnect all
the equipment connected to the UPS. Restarting the UPS requires manual
intervention.
Remote ON/OFF (ROO)
: allows remote action of the
button to restart the
UPS after shutdown.
28
Installation and User's Guide
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