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3.2 Start the UPS with mains (AC source)
1) Press the on/off button of the UPS front panel continuously for
more than 1 second. The buzzer will beep once, the numeric
area of LCD display will be lighted in sequence, after a few
seconds of self-diagnosis, the UPS will be turned on in normal
mode (line mode) and feed the output power with constant AC
voltage, if the mains abnormal, UPS will shift into battery mode
after self-diagnosis.
2) When the UPS enters line mode normally, the Inverter LED will
be on, the Bypass LED and Battery LED will be off. There will be
no beep from buzzer.
3) Press the battery test button for 0.5 second, UPS will show the
information on LCD display as followings in a circular order.
