P91 Lead Acid 2U User’s Manual
Uninterruptible Power Supply
Xtreme Power Conversion Corporation
Page 11
Step 7: Turn on the UPS
Press the ON/Mute button on the front panel for two seconds to power on the UPS.
Note: The battery charges fully during the first five hours of normal operation. Do not expect full
battery run capability during this initial charge period.
Step 8: Install software
For optimal computer system protection, install UPS monitoring software to fully configure UPS
shutdown. Use supplied RS-232 or USB communication cable to connect RS-232/USB port of UPS and
RS-232/USB port of PC. Then, follow below steps to install monitoring software.
1.
Insert the included installation CD into CD-ROM drive and then follow the on-screen instructions
to proceed software installation. If there no screen shows 1 minute after inserting the CD, please
execute setup.exe file for initiating software installation.
2.
Follow the on-screen instructions to install the software.
3.
When your computer restarts, the monitoring software will appear as an orange plug icon located
in the system tray, near the clock.
2-5. Battery Replacement
When the icons of
and
are flashing in LCD display and alarm is sounding every 2 seconds,
it’s time to replace batteries. Contact your service representative to replace batteries.
Do not disconnect battery connectors under load. If you prefer to remove input power to change the
batteries, press the OFF button on the front panel for two seconds to power off the UPS and switch
off utility power where the UPS is connected.
NOTE 1:
DO NOT DISCONNECT the batteries while the UPS is in Battery mode.
NOTE 2:
A small amount of arcing may occur when connecting the internal batteries. This is normal
condition and no harm for personnel. Connect the cables quickly and firmly.
NOTE 3:
This UPS is equipped with internal batteries and only service person can replace the
batteries.
NOTE 4:
Upon battery disconnection, equipment is not protected from power outages.
CAUTION!!
Consider all warnings, cautions, and notes before replacing batteries.
Step 1
Step 2
Step 3
Remove front panel.
Disconnect battery wires.
Pull out the battery box by
removing two screws on the front
panel.
