UPS is not ON; LED will not light
UPS is always in Backup Mode
Backup time is too short
Continuous beep & LED overload
indication
Store the UPS covered and upright in a cool, dry location, with its battery fully
charged. Before storing, charge the UPS for at least four hours. Remove any
accessories in the accessory slot and disconnect any cables connected to the
computer interface port to avoid unnecessary draining of the battery.
During extended storage in environments where the ambient temperature is -15
to +30 °C (+5 to +86 °F), charge the UPS battery every six months.
During extended storage in environments where the ambient temperature is +30 to
+45 °C (+86 to +113 °F), charge the UPS battery every three months.
English version