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8. Chapter Operation (LCD model)
second, UPS start to turn on, At this point, the LCD begins to conduct
self-diagnosis (all the LCD indicators are turn on about 4 seconds).
Seconds later, the battery indicator, inverter indicators will be turn on to
indicate that the UPS is working in battery mode.
2. Powering down the UPS
The operation of powering down the UPS contains: turning off UPS in
normal mode, turning off UPS in battery mode.
1) Completely power down the UPS from Normal mode
Hold and press the OFF button persistently for more than 1 second to
power off the UPS. If it bas been set up to work in bypass mode by
software, the bypass indicator will be turn on to indicate that the UPS is
working in bypass mode. In order to cut off the output from the UPS,
simply cut off the utility power supply. LCD begins to conduct
self-diagnosis (all the LCD indicators are turn on about 4 seconds),
seconds later, not any display is shown on the front panel and no output
is available from the UPS outlets, system completely power down.
2) Completely power down the UPS from Battery mode
Press the “OFF” button persistently for more than 1 second to power off
the UPS. When being powered off, the LCD will start self-diagnosis (all
the LCD indicators are turn on about 4 seconds), seconds later, not any
display is shown on the front panel and no voltage output is available
from the UPS outlets, system completely power down.
8.3.2 Conducting Battery self-diagnosis
In UPS operation, users can manually initiate battery self-diagnosis to
check the battery conditions. There are two methods to initiate the battery
self-diagnosis:
1. Through the function button
In normal mode, press and hold the function for more than 5 seconds
until the buzzer beeps twice. At this point the indicators (LED7~10) will
blink cyclically, indicating the UPS has worked in battery mode and the
battery self-diagnosis has started. The battery self-diagnosis will last for
5 seconds default. In the event of a battery fault during battery
self-diagnosis, the UPS will transfer to normal mode automatically.