Checking error cord 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 6.1 and 6.2 up
for troubleshooting.
6.2. Error Codes and Their Meanings
6.3. 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.
Code
Meaning
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
160V and Battery no connection.
Er28
Bypass overload
7.
7.1
Communication Software
Hardware Setup
1.
Decide whether to use RS-232 communication or USB communication.
(For
optional interface cards please refer to Chapter 8.)
2. Connect a male RS-232 connector or a USB cable* to the UPS
communication port. Connect the female RS-232 connector or the other
end of the USB cable to the computer.
*Note: RS-232 and USB cables are optional.
7.2
Software Installation
Please refer to the software user’s manual.
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