PURPOSE: To prevent an image input device from being driven by a malfunction and to suppress the presentation of unnecessary information by regulating the prescribed operation of a terminal equipment as necessary.

CONSTITUTION: An operation switch 16 is directly or remotely operated, a motor arranged in an original setting plate 13 is driven, a rubber rollers 14, 15 are rotated to move an original set up on the plate 13 in the A or B direction, and a required part of the original is fetched from a camera part 11. When an operation inhibition switch 4 is depressed as necessary in the case of holding a conference with a remote plate by means of this video conference system, the control of a camera 1 in a present from an opposite station can be inhibited. Simultaneously the operation of the camera 1 is inhibited and the inhibited state is displayed on a monitor. Consequently the presentation of unnecessary data can be prevented.