CPI User Manual for Lithium Ion Online UPS
04/22v.1
Page 13
Button
Function
ON/Mute Button
• Turn on the UPS: Press and hold ON/Mute button for at least 2 seconds to turn
on the UPS.
• Mute the alarm: After the UPS is turned on in battery mode, press and hold this
button for at least 3 seconds to disable or enable the alarm system. But it’s not
applied to the situations when warnings or errors occur.
• Up key: Press this button to display previous selection in UPS setting mode.
• Switch to UPS self-test mode: Press ON/Mute buttons for 3 seconds to enter
UPS self-testing while in AC mode, ECO mode, or converter mode.
OFF/Enter Button
• Turn off the UPS: Press and hold this button at least 2 seconds to turn off the
UPS. UPS will be in standby mode under power normal or transfer to Bypass
mode if the Bypass enable setting by pressing this button.
• Confirm selection key: Press this button to confirm selection in UPS setting mode.
Select Button
• Switch LCD message: Press this button to change the LCD message for input
voltage, input frequency, input current, battery voltage, battery current, battery
capacity, ambient temperature, output voltage, output frequency, load current and
load percent.
• Setting mode: Press and hold this button for 3 seconds to enter UPS setting
mode when Standby and Bypass mode.
• Down key: Press this button to display next selection in UPS setting mode.
ON/Mute + Select
Button
• Switch to bypass mode: When the main power is normal, press ON/Mute and
Select buttons simultaneously for 3 seconds. Then UPS will enter to bypass
mode. This action will be ineffective when the input voltage is out of acceptable
range.
• Exit setting mode or return to the upper menu: When working in setting mode,
press ON/Mute and Select buttons simultaneously for 0.2 seconds to return to the
upper menu. If it’s already in top menu, press these two buttons at the same time
to exit the setting mode.
3. Operations
3-1. Button operations
3-2. LCD Panel
