CDP UPO11-1AX User Manual page 22

3. Operations
Battery fault
Out of bypass voltage range
Bypass frequency unstable
EEPROM error
Battery replacement
NOTE: "Site Wiring Fault" function can be enabled/disabled via software. Please check software
manual for the details.
20
Sounding every 2 seconds
(At this time, UPS is off to remind users
something wrong with battery)
Sounding every 2 seconds
Sounding every 2 seconds
Sounding every 2 seconds
Sounding every 2 seconds
UPO11-1/1.5/2/3 AX Online UPS
User Manual