Electronic apparatus
AssigneeCanon Kabushiki Kaisha
InventorTomoya Teraji
Life of this patent
Estimating the term…
Abstract
An electronic apparatus provided with an external unit being attachable to and detachable from a main body unit, includes: a main body connector attached to the main body unit and including an input contact of a driving circuit to drive a driving device for the external unit, and an output contact from a first power source; and a loop-back unit including a path to connect the output contact and the input contact to the external unit, in which the main body connector includes a ground contact between the output contact and the input contact.
Claims12
An electronic apparatus provided with an external unit being attachable to and detachable from a main body unit, comprising:
- a main body connector attached to the main body unit and including
- an input contact of a driving circuit to drive a driving device for the external unit, and
- an output contact from a first power source;
- and
- a loop-back unit including a path to connect the output contact and the input contact to the external unit, wherein
- the main body connector includes a ground contact between the output contact and the input contact.
An electronic apparatus provided with an external unit being attachable to and detachable from a main body unit, comprising:
- a main body connector attached to the main body unit and including
- an input contact of a driving circuit to drive a driving device for the external unit, and
- an output contact from a first power source;
- and
- a loop-back unit including a path to connect the output contact and the input contact to the external unit, wherein
- the main body connector includes a general-purpose contact between the output contact and the input contact, the general-purpose contact being incapable of supplying necessary electric power to the driving circuit.
Dependencies are inferred from the claim text.