Display device and image forming apparatus with same
First Claim
1. A display device comprising:
- an operation instruction input section allowing an operator to input an operation instruction to make an operational mechanism perform a predetermined operation;
a display section displaying on a display screen contents of the operation instruction inputted to the operation instruction input section by the operator;
a display instruction input section allowing an operator to input a display instruction to make the display section display the operation instruction inputted to the operation instruction input section; and
a controller controlling the display section to suspend the displaying of the contents of the operation instruction if no operation instruction is inputted to the operation instruction input section by the operator for a predetermined time, wherein the controller controls the display section to display a summarized content of the operation instruction which has been displayed on the display section at a part of the display screen of the display section when the display instruction input section receives the display instruction inputted to the display instruction input section by the operator.
1 Assignment
0 Petitions
Accused Products
Abstract
In addition to a normal waiting mode of displaying in a whole screen of a liquid-crystal panel and a first power-saving mode of eliminating the displaying in a whole screen of the liquid-crystal panel, a second power-saving mode of displaying at a part of the liquid-crystal panel is provided. In the normal waiting mode, a controller controls the backlight to turn on a light illuminating a whole area and also controls a touch panel to be turned on. In the first power-saving mode, the controller turns off the light and also turns of the touch panel. In the second power saving mode, the controller controls the display section to display a summarized content of settings at the part of the liquid crystal panel, controls the backlight to turn on the light illuminating the part of the liquid crystal panel and turns off the touch panel.
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Citations
13 Claims
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1. A display device comprising:
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an operation instruction input section allowing an operator to input an operation instruction to make an operational mechanism perform a predetermined operation;
a display section displaying on a display screen contents of the operation instruction inputted to the operation instruction input section by the operator;
a display instruction input section allowing an operator to input a display instruction to make the display section display the operation instruction inputted to the operation instruction input section; and
a controller controlling the display section to suspend the displaying of the contents of the operation instruction if no operation instruction is inputted to the operation instruction input section by the operator for a predetermined time, wherein the controller controls the display section to display a summarized content of the operation instruction which has been displayed on the display section at a part of the display screen of the display section when the display instruction input section receives the display instruction inputted to the display instruction input section by the operator. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 11, 12)
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10. A display device including an operation instruction input section allowing an operator to input an operation instruction to make an operational mechanism to perform a predetermined operation comprising:
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a display section displaying on a display screen contents of an operation instruction inputted to the operation instruction input section by the operator; and
a controller controlling the display section to suspend the displaying of the contents of the operation instruction when no operation instruction is inputted to the operation instruction input section by the operator for a predetermined time, wherein the controller controls the operation instruction input section to receive an operation instruction inputted by the operator while maintaining the state of suspending the displaying of the display section when the display section is controlled to suspend displaying contents of the operation instruction on the display section. - View Dependent Claims (13)
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Specification