User's Manual

Back-UPS Pro BR1500MS2
5
Operation
Power Saving Display
The display interface can be configured to be continuously illuminated, or to
save energy, it can be configured to darken after a period of inactivity.
1. Full Time Mode: Press and hold DISPLAY for two seconds. The display
will illuminate and the Back-UPS will beep to confirm the Full Time
mode.
2. Power Saving Mode: Press and hold DISPLAY for two seconds. The
display will darken and the Back-UPS will beep to confirm the Power
Saving mode. While in Power Saving Mode, the display will illuminate
if a button is pressed, it then darkens after 60 seconds of no activity.
Unit sensitivity
Adjust the sensitivity of the Back-UPS to control when it will switch to
battery power; the higher the sensitivity, the more often the Back-UPS will
switch to battery power.
1. Ensure the Back-UPS is connected to AC power, but is OFF.
2. Press and hold the
POWER button for six seconds. The LOAD CAPACITY bar
will flash on and off, indicating that the Back-UPS is in programming
mode.
3. Press
POWER again to rotate through the menu options. Stop at selected
sensitivity. The Back-UPS will beep to confirm the selection.
Generator Sensitivity Default Sensitive Loads
Low sensitivity Medium sensitivity (Default) High sensitivity
78 - 150 VAC 88 - 147 VAC 88 - 144 VAC
Input voltage is extremely low or
high. (Not recommended for
computer loads.)
The Back-UPS frequently switches
to battery power.
The connected equipment is
sensitive to voltage
fluctuations.