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FUNCTION SETUP GUIDE

Power On: 

Press and hold the POWER Button. You will hear a constant tone for 1 second, 
followed by a short beep. Release the button after the short beep. 

Power Off: 

Press the POWER button for approximately 2 seconds. You will hear a constant tone 
for 1 second followed by 2 short beeps. Release the button after 2 short beeps.

Setup Mode: 

Press and hold the DISPLAY Button for approximately 3 seconds to access the setup 
mode’s 12 functions: Utility Quality, High Transfer Voltage, Low Transfer Voltage, 
Sensitivity, Low Battery Warning, Self-Test, Non-Critical Load, Buzzer, LCD Sleep, 
Last Fault Reason, Back to Default Settings, and Back to Status Display. Use the 
same button to select the functions to configure. 

Select Function: 

When a function is selected, press DISPLAY Button for 3 seconds to view the options. 

Confirm Option: 

When an option is selected, press the DISPLAY Button for 3 seconds. After the setting 
has been confirmed, “SETTING” will stop flashing.

Escape Option / Function (ESC):
•  Option Menu: 

Select this option and press the DISPLAY Button for 3 seconds to 

go back to the Function Menu. 

•  Function Menu: 

Select this function and press the DISPLAY Button for 3 seconds 

to go back to the Status Display. 

•  After 30 seconds of no activity, the LCD will leave setup display. The setting will 

not be confirmed.

Function/ 

LCD Display

Default

Options

Description

Utility Quality

Normal

Low (97V~144V)   

Normal (100V~139V)

Select the voltage quality of 
the input utility power. If Good 
is selected, the UPS will go to 
the battery mode more often 
to supply the cleanest power 
to connected devices. If Poor is 
selected, the UPS will tolerate 
more power fluctuations and go 
to battery mode less often.

High (103V~135V)

Escape to Function Menu

(Customized)

“Customized” shows up when 
Maximum/Minimum output 
voltage has been adjusted in 
Advanced Setup Menu.

Function/ 

LCD Display

Default

Options

Description

High Transfer Voltage

 

 

*    = fine tune the MAX 
O/P voltage

139V

135V ~ 144V
Escape to Function Menu

In Utility Quality settings, only 
3 types of fixed voltage ranges 
can be chosen. However, you 
can fine tune the MAX O/P 
voltage in this function.   
If the utility voltage is usually 
high, and the connected 
equipment can work in this 
condition, you can set the 
output voltage range higher to 
reduce the UPS from going to 
Battery Mode as often.

Low Transfer Voltage

 

 

*    = fine tune the MIN 
O/P voltage

100V

97V ~ 103V
Escape to Function Menu 

In Utility Quality settings, only 3 
types of voltage ranges can be 
chosen. However, you can fine 
tune the MIN O/P voltage in this 
function.   
If the utility voltage is usually 
low, and the connected 
equipment can work in this 
condition, you can set the 
output voltage range lower to 
reduce the UPS from going to 
AVR Mode or Battery Mode as 
often.

Sensitivity 

Normal

Low                

Normal

If the connected equipment 
can tolerate more power events 
(Example: unstable power 
often associated with stormy 
weather), select Low Sensitivity. 
The UPS will go to Battery Mode 
less often. If the connected 
equipment is more sensitive 
to power events, select High 
Sensitivity. The UPS will go to 
Battery Mode more often.

High                 

Escape to Function Menu

DISPLAY

1

2

K01-0000983-00

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