Image forming apparatus and control method
AssigneeCanon Kabushiki Kaisha
InventorAtsushi Hikichi
Life of this patent
Estimating the term…
Abstract
When an image forming apparatus satisfies a condition to shift it to a power saving state, if a specific function that needs to respond to an inquiry from an external apparatus within a predetermined time is set, a power control unit shifts the image forming apparatus to a first power saving state in which power is supplied to a control unit configured to respond to the inquiry, and if the specific function is not set, shifts the image forming apparatus to a second power saving state in which no power is supplied to the control unit.
Claims16
An image forming apparatus comprising:
- a setting unit configured to set a specific function that needs to respond to an inquiry from an external apparatus within a predetermined time;
- and
- a power control unit configured to, when a condition to shift the image forming apparatus to a power saving state is satisfied, if said setting unit sets the specific function, shift the image forming apparatus to a first power saving state in which power is supplied to a control unit configured to respond to the inquiry, and if said setting unit does not set the specific function, shift the image forming apparatus to a second power saving state in which no power is supplied to the control unit.
A control method to be executed in an image forming apparatus, comprising:
- a setting step of setting a specific function that needs to respond to an inquiry from an external apparatus within a predetermined time;
- and
- a power control step of, when a condition to shift the image forming apparatus to a power saving state is satisfied, and if the specific function is set in the setting step, shifting the image forming apparatus to a first power saving state in which power is supplied to a control unit configured to respond to the inquiry, and if the specific function is not set in the setting step, shifting the image forming apparatus to a second power saving state in which no power is supplied to the control unit.
Dependencies are inferred from the claim text.