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4. OPERATION
4-1 Cold start when utility is not present
Even when there is no utility power, you can still turn on the UPS. Just press the
“ON TEST” button and hold for 2~4 second, the UPS will start up after you hear a
“bee”. The battery LED and on-battery LED will light on and the UPS runs on
“ON-BATTERY mode”. Shown as fig 4-1.
Fig 4-1 On Battery Mode
4-2 Turning “ON” the UPS
When the utility power is acceptable for the UPS, you can normally turn on the
UPS after pushing the “ON TEST” button and hold a few seconds until a “bee” is
heard. The bypass LED will extinguish after shortly light on. When the on-line
LED lights on, the UPS is running on “ON-LINE mode”. Shown as fig 4-2.
Fig 4-2 On-Line Mode
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