2. OPERATION
2.1 Operating Instructions
A. Connect the AC input power cable of your UPS to the AC Power. ‘YELLOW’ LED on
the UPS front panel is lit. UPS is charging the battery. (Note: DO NOT connect any
load to your UPS until the UPS has charged its battery for 12 hours)
B. Plug computer and monitor to UPS sockets. (Note: Power of computer and monitor
must be less than the maximum total power of your UPS. DO NO T co nn e ct a l aser
printer to the UPS backup socket. Laser printers draw a significantly more power
than other types of equipment and may overload the UPS.)
C. Switch on the UPS by pressing the power switch on the front panel. The ‘GREEN’ LED
on the UPS front panel is lit and ‘YELLOW’ LED is off. UPS is supplying utility power to
the connected equipment and is still charging battery at the same time.
D. When external power source fails, the UPS will power up automatically by batteries.
The ‘YELLOW’ LED is blinking and the UPS has beep sound every 10 seconds. You
should save all your data and close all applic ations as soon as possi ble and turn off the
UPS.
E. When the batter y output voltage drops to a minimum, the ‘YELLOW’ LED on the UPS
front panel is blinking while generating beeps ever y 1 second. You should turn off the
main switch of the UPS.
2.2 UPS Status Information
LED Indication
UPS Status Buzzer
Yellow Green Red
Offline mode, Charge
Battery
No beeps ON OFF OFF
AC mode, UPS Normal No beeps OFF ON OFF
AC abnormal
UPS in battery mode
Once every 10 sec Blinking OFF OFF
Battery voltage low Every sec Blinking OFF OFF
Overload in AC mode Every 0.5 sec OFF ON OFF
Overload in Battery mode Every 0.5 sec Blinking OFF ON
UPS fault / Short circuit Continuous Sounding OFF OFF ON
Discharge Finished No beep OFF OFF OFF