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![](https://files.manualsfile.com/1982330-smart1500psglcd/bgb.png)
11
8. Operation
Button Functions
Button Function
On/Off • Press and hold 2 seconds to turn the UPS on or off.
• Holding the “On/Off” button for 10 seconds can reset the unit in the event of communication failure between
remote panel and UPS.
• Quick-press the button 5 times to reset pairing when wireless transmission fails.
• In Menu Mode, the On/Off button is used to select a sub-menu or approve the selection of a setting.
Mute • Press and hold 2 seconds to enable or disable mute function.
• A quick press of the mute button will return to the main screen or exit the setting programs.
Up/Down • Press and hold 2 seconds to enter the setting menu.
• A quick press will switch display information.
Audible Alarms
Overload Sounds every 0.5 seconds.
Low Battery Sounds every second.
Overcharge Sounds every 1.5 seconds.
Battery Replacement Sounds every 2 seconds.
Battery Mode Sounds every 10 seconds.
Fault Sounds continuously.
LCD Panel
Operating Mode Display Icons
AC MODE
The AC MODE icon indicates the UPS is:
• RECEIVING acceptable AC utility input voltage.
• PROVIDING conditioned UPS output to connected equipment.
• READY to switch to battery mode in the case of power failure.
• CHARGING internal batteries as necessary to maintain full battery
charge.
BATTERY MODE
The BATTERY MODE icon indicates the UPS is:
• RUNNING IN BATTERY BACKUP MODE and providing inverter-derived
AC sine wave output to connected equipment using battery reserves.
• NOT RECEIVING acceptable AC utility input voltage.
Additional UPS Status Icons
UPS FAULT +
Error Code
The UPS FAULT icon indicates the UPS is experiencing the fault
condition indicated by the on-screen ERROR CODE.
Some faults may cause UPS shutdown, depending on the severity of the
fault condition encountered. A list of reported fault-codes are shown in
section 9. Troubleshooting of this manual.
ALARM MUTE /
DISABLE
The ALARM MUTE icon indicates the UPS alarm has been silenced
during Battery mode operation.
To set the ALARM MUTE function, press and hold the alarm-cancel button
for approximately 2 seconds as the alarm is sounding.
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