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8. Chapter Operation (LCD model)
8.1 Operation Display Panel
1. ON button:
Pressing the ON button more than 1 second (buzzer beeps once), the
UPS system is turned on.
2. OFF button:
By pressing this button more than 1 second (buzzer beeps once) turns off
the UPS system whenever the UPS run under the normal mode/battery
mode.
3. Function button
The Function button provides the following functions:
a) Battery self- diagnosis: When the UPS ran in normal mode, pressing this
button more than 5 seconds (buzzer beeps twice) can start the battery
self-diagnosis.
b) Silence function in battery/bypass mode
In battery/bypass mode, when the buzzer beeps, pressing and holding the
function button for more than 5 seconds (buzzer beeps two times) can
silence the buzzer. Press the button for more than 5 seconds (buzzer
beeps twice) again to resume the alarm function.
c) LCD display screen switch
Pressing the function button for more than 1 seconds (buzzer beeps once)
to switch LCD display screen.
4. LED indicators
The LED indicators contains Fault indicator, Bypass indicator, utility
power indicator, Inverter indicator, Battery indicator. The definition of
each indicator is the same as LED panel (refer to table Appendix 1).