26 | 3.0 Control & Indicators
3.0 Control & Indicators
The operation and display panel, shown in Figure 23, is on the front panel of the S4K2UC.
On/Alarm Silence/Manual
Battery Test button
Standby/Manual Bypass button
Fault indicator
Load Level indicators
Battery Level indicators
AC Input indicator
Inverter indicator
Battery indicator
Bypass indicator
Figure 23: Operation and display panel
3.1 Control Buttons
The operation and display panel has two control buttons: On/Alarm Silence/Manual Battery Test and Standby/Manual
Bypass.
3.1.1 On/Alarm Silence/Manual Battery Test Button
The On/Alarm Silence/Manual Battery Test button controls output power to connected load(s) and has three functions
(see Table 4).
Table 4: Functions of the On/Alarm Silence/Manual Battery Test Button
Function Operation Description
On Press the button once for 3 seconds To start the UPS
Alarm Silence
1
Press the button for at least half a second To silence the alarms
2
Manual Battery Test
Press the button for at least half a second while operating in Utility (VAC)
Mode with no alarms present
To initiate a manual battery test
1
The low battery and bypass reminder alarms cannot be silenced
2
After the alarm is silenced, the UPS will reactivate the alarm system to alert of additional problems
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