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4200FA Installation and Operation Manual 65
9.5.1 Display Reset Switch
The Display Reset Switch allows the display to be rebooted without powering down the UPS. The display
can be reset by pressing the Reset Switch with a thin probe, such as a paper clip.
NOTE: Press the reset button for at least 2 seconds to reset the display.
The display may not respond if the button press is too short.
Figure 9-3 Display Reset Switch
Audible Alarm Functions 9.6
An audible alarm (buzzer) will sound when the UPS is in the battery backup mode, has a fault, has low
battery voltage, or is in an overload condition. The buzzer will also beep each time an effective item is
touched on the touchscreen. The following chart shows the buzzer pattern durations for each condition.
Time units are shown in seconds.
Table 9.2 AUDIBLE ALARMS
Condition
Audible Pattern
Any Fault (Intermittent buzz until fault clears)
Switch to Backup (Single five-second buzz)
Backup Operation (Intermittent buzz once
every ten seconds)
UPS Battery Shutdown Voltage
(Batt. Voltage 79% Normal)
Display Reset
Switch Access Port