5
1.
P
RESENTATION
1.1 Front LED Panel
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8
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1.1.1 “ON/TEST” button:
With the UPS plugged in, press the ON/TEST button to turn on the UPS and power the
loads. ON/TEST also activates the UPS‘s self-test and utility line voltage displays.
1.1.2
“OVERLOAD” indicator:
The LED lights when the loads connected to the UPS exceed the UPS‘s capacity.
1.1.3
BACKUP” indicator:
The LED illuminates when the UPS is supplying battery power to the loads.
1.1.4
“REPLACE BATTERY” indicator:
The LED illuminates when the UPS‘s battery is no longer useful and must be replaced.
Note: When replace battery, disconnect the utility power then open the case and take
notice of the battery‘s polarity while install the new battery to avoid short circuit.
1.1.5
“BUCK AVR (VOLTAGE REDUCTION)” indicator:
The LED illuminates when the UPS is correcting a high utility voltage condition. The
loads receive normal power.
1.1.6
“LINE NORMAL” indicator:
The LED illuminate when the line input voltage is normal.
1.1.7
“BOOST AVR (VOLTAGE BOOST)” indicator:
The LED illuminates when the UPS is correcting a low utility voltage condition. The
loads receive normal power.
