Ablerex ARES, User Manual, Page: 19 / 170

Situation Check Items Solution
The UPS switches into battery mode
and then back into utility mode when
a connected device is turned on,
or the UPS switches back and forth
between battery and utility modes.
A power strip is connected to the
UPS.
See if there is any damage to the
utility wall receptacle or if the cord
plug is faulty.
Do not use the power strip.
Replace the wall receptacle/cord
plug.
Strange noise or smell
Shut down the whole system
immediately. Disconnect the power
from the UPS and contact your local
dealer.
UPS is unable to provide backup
power.
Check that the battery connectors
are fully engaged. Allow the batteries
to recharge if they are weak. If the
problem persists after recharging the
batteries, consult your local dealer for
assistance.
Checking error code on LCD panel:
If UPS is in abnormal condition common alarm sign
will light up and come with audible alarm. The
LCD screen will shows information of alternate normal and error code. You can follow section 5 and 0 up
for troubleshooting.
Code Meaning
Er05 Battery weak or faulty
Er06 Output short-circuited
Er07 EPO mode
Er11 UPS over-temperature
Er12 Inverter overload
Er14 Fan errors
Er39 When UPS start process, Utility Voltage less than 90V and Battery no connection.
Er28 Bypass overload
Maintenance
1. Clean the dust from the ventilation openings and intakes on the rear panel.
2. Turn off the UPS and wipe the casing with a damp cloth. Be careful to avoid getting water in the UPS.
3. Periodically unplug the power cord of the UPS from the wall receptacle to test the condition of the
batteries. Be sure you have saved your data in any open computer applications before you proceed
with this battery test.
ARES UPS User Manual
19
EN