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5.1.6 Power on button
The power on button turns on the UPS and energizes the load. Note that
the UPS must be enabled (see Sec. 4.3.2). The UPS’s battery charger is
always active as long as the UPS is plugged in.
5.1.7 Power standby button
The power standby button turns off the UPS and deenergizes the load. The
UPS’s battery charger remains active as long as the UPS is plugged in.
5.1.8 Test button
The Test button initiates a self-test of the UPS’s battery. When you press the
Test button, the UPS briefly operates on batteries to determine their
strength (the load is not affected). Holding this button for several seconds
activates the output power bar graph (see Sec. 5.2).
5.1.9 Alarm disable button
The alarm disable button cancels the On Battery audible alarm (see
Sec. 5.4.1). Pressing this button disables the alarm until the next utility
failure. Holding this button for several seconds activates the line voltage
bar graph (see Sec. 5.3).
5.0 Operation