Patent ID: 11934719
Assignee: CANON KABUSHIKI KAISHA
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  B  H | IPC B  G

Claim 19:
20. A control method for a printing apparatus that performs printing in any of a plurality of power modes including (i) a first power mode in which the printing apparatus is supplied with power supplied from a battery, and (ii) a second power mode in which the printing apparatus is supplied with power supplied from both the battery and an external power supply, the control method comprising:
obtaining a remaining battery level of the battery; and
in the first power mode, calculating a number of sheets that the printing apparatus can print, based on the remaining battery level, and in the second power mode, calculating the number of sheets that the printing apparatus can print, based on the remaining battery level and an amount of power supplied from the external power supply.