JPH11205509A - Image formation device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To set a mode without using a touch panel key by providing a key for setting the mode onto a liquid crystal display with a display form for indicat ing that it is the object key of a selection operation at present and providing a means for alternately switching the key indicated by the display form or the like. SOLUTION: As the display form of the key for setting the mode onto the liquid crystal display 202, the display form for indicating that it is the object key of the selection operation at present is provided and the means for alternately switching the key indicated by the display form, the means for performing selection setting and the means for canceling the setting are provided. That is, in this device, an object switching key 211, a selection setting key 212 and a setting canceling key 213 are provided and the keys 211-213 are used in combination. Thus, the mode to be displayed on the liquid crystal display 202 is set without using the touch panel key and the mode is set even in the fault of a touch panel.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a mode setting device for an image forming apparatus, and more particularly, to a mode setting device for a copying machine.

[0002]

2. Description of the Related Art In recent image forming apparatuses, various functions have been developed and various image forming modes have been prepared. However, there is a limit in arranging image forming mode setting means on an operation unit. there were.

As a conventional technique for solving such a problem, for example, Japanese Patent Application Laid-Open No. 1-245273 (filing date:
March 28, 1988, title of invention: operation display control device of copying machine, hereinafter referred to as first prior art).

In the first prior art, an operation unit using a display device such as a liquid crystal display and an input device such as a touch panel is prepared in order to solve the limitation in arranging image forming mode setting means on the operation unit. By changing the image forming mode setting screen displayed on the liquid crystal display, an unlimited number of image forming modes can be set.

Further, in the first prior art, a touch panel is provided on a display device such as a liquid crystal display or a fluorescent display tube in an overlapping manner.

[0006] Thus, there is described an effect that keys corresponding to a plurality of prepared image forming mode setting screens can be arranged (displayed) on the touch panel by software, and a plurality of types of image forming mode setting can be performed. I have.

On the other hand, in the conventional operation unit, since high operability and high visibility are desired, the size of the liquid crystal display screen has been increased with the increase in the number of functions.

For this reason, it is difficult to arrange a device in which an operation unit is disposed in front of an image forming apparatus, which has been the mainstream of the related art, and in order to solve the problem, an operation unit must be set up behind the image forming apparatus. Methods such as arrangement are taken.
This discloses an effect that a space problem is solved.

However, arranging the operation unit on the back side of the image forming apparatus solves a space problem, but has a problem that the operation unit is far from the operator. In particular, when a disabled person using a wheelchair is an operator, there is a problem that the usability is rather deteriorated.

For the purpose of solving such a problem, it is generally known to enable mode setting with a mouse.

[0011] Such a prior art is disclosed in, for example, Japanese Patent Application Laid-Open No. Hei 9-18621 (filing date: June 2, 1995).
On the 8th, the title of the invention: a digital multifunction peripheral system (hereinafter referred to as a second prior art).

In the second prior art, an image forming apparatus and a personal computer are connected via a local area network, and the same operation screen as the operation screen of the operation unit of the image forming apparatus is displayed on a display of the personal computer connected to the local area network. The mode can be set on the operation screen with a mouse using a personal computer.

This solves the problem that the operation section is far from the operator. In particular, even when a disabled person using a wheelchair is an operator, high operability and high visibility are achieved. There is disclosed an effect that an operation unit having the same can be realized.

[0014]

However, in such an image forming apparatus of the first prior art, since a display device such as a liquid crystal display and an input device such as a touch panel are used for an operation unit, cracks and scratches are formed on the touch panel. When a failure such as occurs, there is a technical problem that it is difficult to perform a setting operation on a mode set by the touch panel unless the failed touch panel is replaced thereafter.

An object of the present invention is to solve such a problem of the first prior art. First, as a mode of displaying a mode setting key on a liquid crystal display, a key to be subjected to a current selection operation is displayed. By providing a means for selectively switching the keys shown in this display form, a means for selecting and setting, and a means for canceling the setting, so that the touch panel keys are not used. It is an object of the present invention to make it possible to set the mode displayed on the touch panel, and to enable the mode setting even when the touch panel is out of order.

Secondly, as a display form of the mode setting key on the liquid crystal display, a display form showing that the key is a target key of the current selection operation is provided, and the key shown in this display form is selectively used. It is an object to improve operability by separately preparing means for switching between adjacent upper, lower, left, and right mode setting keys.

Third, as a mode of displaying the mode setting key on the liquid crystal display, a display mode indicating that the key is an object key of the current selection operation is provided, and the key indicated by this display mode is selectively used. The switching means, the selecting and setting means, and the setting canceling means are also used as operating means prepared for another purpose, and the number of operating means provided by providing the operation switching means for switching the purpose of use of the operating means is provided. And reduce costs.

Fourth, as a mode of displaying the mode setting key on the liquid crystal display, a display mode indicating that the key is an object key of the current selection operation is provided, and the key indicated by this display mode is alternatively selected. When switching the target key of the selection operation by the switching means, by not switching to a key that can not be set, eliminating unnecessary switching operation,
It is an object to improve operability.

Fifthly, as a mode of displaying the mode setting key on the liquid crystal display, a display mode indicating that the mode setting key is a target key of the current selection operation is provided, and the key indicated by this display mode is alternatively selected. It is an object to eliminate useless switching operation and improve operability by not switching to a key for which acceptance of touch panel key input is prohibited when switching a target key of a selection operation by a switching unit. .

Sixth, when the mode setting key is selected and the screen is opened for making detailed settings,
It is an object of the present invention to guide the operation of the operator and improve the operability by setting a key necessary for completing the setting of the mode as a target key of the first selection operation.

Seventh, when a confirmation screen is displayed to ask the operator for confirmation of a process which cannot be restored once the process is performed, the process is executed by using a target key of the first selection operation on the displayed confirmation screen. An object of the present invention is to improve the operability by setting the key on the non-operating side so that the key can be operated in a safe direction even when a key selection operation is suddenly performed due to an operator's operation error.

On the other hand, in the image forming apparatus of the second prior art,
Mouse support, such as a mouse body, an interface for connecting the mouse, control means for displaying the mouse cursor on the operation unit, control means for converting the coordinates selected with the mouse into mode setting keys, etc. There is a technical problem that a function that must be prepared for the operation occurs.

An object of the present invention is to solve such a problem of the second prior art. First, as a mode of displaying a mode setting key on a liquid crystal display, a key to be selected by a current selection operation is displayed. Means for selectively switching the keys shown in this display form, means for selecting and setting, and means for canceling the setting are independent of those provided on the operation unit. An object of the present invention is to provide a function equivalent to a mouse operation in a simplified manner by preparing such a form.

Secondly, as a display form of the mode setting key on the liquid crystal display, a display form indicating that the key is a target key of the current selection operation is provided, and the key shown in this display form is alternatively selected. A means for switching, a means for selecting and setting, and a means for canceling the setting are provided only in a form independent of the operation unit, and this means can be attached to the operation unit, thereby simplifying functions equivalent to mouse operation. To
It is also an object to provide it at low cost.

[0025]

According to the first aspect of the present invention, which has been made to solve the above-mentioned problems, various modes are selected through an input device in accordance with a display mode displayed on a display means. In the image forming apparatus provided with the operation unit, the operation unit is configured to display a mode setting key displayed on the display unit in a first display mode indicating a non-set state, and in a set state. The second showing
Display mode, a third display mode indicating that setting is not possible,
And a fourth display mode that is different from the third display mode, indicating that the key is the target key of the current selection operation, and when displaying the fourth display mode on the display unit, A first operating means for selectively switching the displayed key; and a first operating means for selecting and setting a key displayed in the display form when the fourth display form is displayed on the display means. Image formation of a hardware configuration having two operation means and third operation means for canceling the setting of a key displayed in the display form when displaying the fourth display form on the display means Device.

According to the first aspect of the present invention, the mode setting key is displayed on the display means in a display mode indicating that the mode setting key is a target key of the current selection operation, and this display mode is displayed. By providing a first operation means for selectively switching keys displayed in a display form when displaying on the means, a second operation means for selecting and setting, and a third operation means for canceling the setting, the touch panel key can be changed. The mode displayed on the display means can be set without using it, and the mode can be set even when the touch panel is broken.

According to a second aspect of the present invention, an image forming apparatus according to the first aspect, wherein the first operating means is provided with an upper mode setting key adjacent thereto. An image forming apparatus having a hardware configuration including a switching unit, a unit for switching to an adjacent lower mode setting key, a unit for switching to an adjacent left mode setting key, and a unit for switching to an adjacent right mode setting key.

According to the invention described in claim 2, according to claim 1,
In addition to the effects described in the above, the display mode of the mode setting key on the display means has a display form indicating that it is the target key of the current selection operation, and this display form is displayed on the display means. As a first operating means for selectively switching the keys displayed in the display mode, means for switching between adjacent upper, lower, left and right mode setting keys are separately prepared, so that operability can be improved. Become.

According to a third aspect of the present invention for solving the above-mentioned problems, in the image forming apparatus according to the first aspect, the first operating means, the second operating means or the third operating means is provided. The operating means is also used as an operating means prepared for another purpose, and the operating means is used for the original purpose, or switching, selection setting or setting of keys displayed in the fourth display mode The image forming apparatus has a hardware configuration including an operation switching control unit for switching whether to use the image forming apparatus for the purpose of cancellation.

According to the invention described in claim 3, according to claim 1
In addition to the effects described in the above, the display mode of the mode setting key on the display means has a display form indicating that it is the target key of the current selection operation, and this display form is displayed on the display means. A first operating means for selectively switching keys displayed in the display mode, a second operating means for selecting and setting,
The setting canceling means is also used as an operating means prepared for another purpose, and the operation switching means for switching the use purpose of the operating means is provided, thereby reducing the number of operating means to be provided and reducing the cost. Will be able to

According to a fourth aspect of the present invention, an image forming apparatus according to the first aspect of the present invention is configured to switch a target key of a selection operation using the first operation means. An image forming apparatus having a hardware configuration including a switching control unit configured to prevent switching to a key displayed in the display mode when displaying the third display mode on the display unit. .

According to the invention described in claim 4, according to claim 1,
In addition to the effects described in the above, the display mode of the mode setting key on the display means has a display form indicating that it is the target key of the current selection operation, and this display form is displayed on the display means. When switching the target key of the selection operation using the first operation means for selectively switching the keys displayed in the display mode, the switch to the key that cannot be set is not performed, and the useless switching operation is performed. Operability can be improved.

According to a fifth aspect of the present invention, which is made by the present invention to solve the above-mentioned problem, in the image forming apparatus according to the first aspect, a touch panel key input is performed for some keys on a mode setting screen. Key input control means for prohibiting reception of a key, and when switching a target key of a selection operation using the first operation means, switching to a key for which input is prohibited by the key input control means is not performed. An image forming apparatus having a hardware configuration including a switching control unit.

According to the invention of claim 5, according to claim 1,
In addition to the effects described in the above, the display mode of the mode setting key on the display means has a display form indicating that it is the target key of the current selection operation, and this display form is displayed on the display means. When switching the target key of the selection operation using the first operation means for selectively switching the keys displayed in the display mode, the key is not switched to the key for which the reception of the touch panel key input is prohibited. So,
Useless switching operation can be eliminated, and operability can be improved.

According to a sixth aspect of the present invention, which has been made to solve the above-mentioned problem, in the image forming apparatus according to the first aspect, when a mode setting key on the mode setting screen is selected, A function of executing development on a screen for performing detailed settings relating to the mode is provided. After development on the screen, a key necessary for completing the setting of the mode is set in the first fourth display mode. The image forming apparatus has a hardware configuration including a control unit serving as a key to be displayed.

According to the invention of claim 6, according to claim 1,
In addition to the effects described in, when the mode setting key is selected and the screen is expanded to perform detailed settings, the key required to complete the setting of that mode is selected first. , The operator's operation can be guided, and the operability can be improved.

According to a seventh aspect of the present invention, which has been made to solve the above-mentioned problems, in the image forming apparatus according to the first aspect, the interrupted image forming operation is canceled or performed once. And a confirmation screen display function for asking the operator to confirm the execution of the process before executing the irreversible process. When the confirmation screen is displayed, the confirmation screen is displayed during the first display mode. An image forming apparatus having a hardware configuration including a control unit for limiting keys that work in a safe direction to the keys.

According to the invention of claim 7, according to claim 1,
In addition to the effects described in, when a confirmation screen is displayed and the operator is asked for confirmation for a process that cannot be undone once performed, the target key of the first selection operation on the displayed confirmation screen is processed. By setting the key not to be executed, even if a key selection operation is suddenly performed due to an operator's operation error, the key can be operated in a safe direction and operability can be improved.

According to a further aspect of the present invention, there is provided an operation unit for selecting various modes via an input device in accordance with a display mode displayed on a display unit. In the image forming apparatus, as a display form of a mode setting key displayed on the display unit,
A first display form indicating an unset state, a second display form indicating a set state, a third display form indicating that setting is not possible, and indicating that the key is a target key of the current selection operation. A fourth display mode different from the third display mode, and a fourth display mode for selectively switching a key displayed in the display mode when displaying the fourth display mode on the display unit. (1) an operating means, a second operating means for selecting and setting a key displayed in the display form when displaying the fourth display form on the display means, and Third operation means for canceling the setting of a key displayed in the display form when displaying on the display means, the first operation means, the second operation means, and the third operation means Hardware that is provided separately and independently from the operation unit. The image forming apparatus configuration.

According to the eighth aspect of the present invention, the display mode of the mode setting key on the display means has a display mode indicating that it is the target key of the current selection operation, and this display mode is displayed. A first operating means for selectively switching keys displayed in a display form when displaying on the means, a second operating means for selecting and setting, and a third operating means for canceling the setting.
By preparing it in an independent form separately from that provided on the operation unit, it is possible to easily realize functions equivalent to mouse operation.

According to a ninth aspect of the present invention, an image forming apparatus according to the eighth aspect of the present invention, wherein the first operating means, the second operating means, and the third operating means are provided. An image forming apparatus having a hardware configuration in which an operation unit has a connection structure that is attachable to the operation unit.

According to the invention of claim 9, according to claim 8,
In addition to the effects described in the above, the display mode of the mode setting key on the display means has a display form indicating that it is the target key of the current selection operation, and this display form is displayed on the display means. A first operating means for selectively switching keys displayed in the display mode, a second operating means for selecting and setting,
The third operation means for canceling the setting is prepared only in a form independent of the operation unit, and this means can be attached to the operation unit, so that the function equivalent to the mouse operation is simplified and It can be realized at low cost.

[0043]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The construction and operation of an embodiment according to the first aspect of the present invention will be described with reference to FIGS.

FIG. 1 is an external view of a copying machine which is an embodiment of the image forming apparatus 10. In FIG. 1, 101 is a copying machine main body, 102 is an automatic document feeder, 103 is a sorter,
Reference numerals 4 to 107 denote a paper feed tray, and 108 denotes an operation unit.

FIG. 2 is an external view of the operation unit of the copying machine 10, which is constituted by hard keys such as numeric keys, a liquid crystal display 202, and touch panel keys arranged on the liquid crystal display 202.

In FIG. 2, reference numeral 201 denotes a numeric keypad for setting the number of copies and the like. Reference numeral 202 denotes a liquid crystal display, which displays paper feed stage information, a mode setting screen, a message, and the like, has a touch panel arranged in an overlapping manner, and sets keys according to screen contents. Reference numeral 203 denotes an initial setting key which is used when setting the copying machine in accordance with the convenience of the operator.

Reference numeral 204 denotes a guidance key which is used to shift to a mode for displaying a description of a function and an operation method. A program key 205 is used to register and call frequently used function settings. A brightness adjustment knob 206 is used to adjust the contrast of the display screen of the liquid crystal display 202.

Reference numeral 207 denotes a mode clear / preheat / timer key for canceling the set contents and performing a default mode setting, for continuously pressing for a predetermined time or more to set a preheat state, or for a preheat state of a copying machine. It is used when canceling the password. It is also used to release the copier in the timer mode when the copier is off.

Reference numeral 208 denotes an interrupt key which is used to interrupt another copy operation and copy another document. A clear / stop key 209 is used to clear the number of copies or to instruct the copying operation to stop. A start key 210 is used for instructing the start of a copy operation.

Reference numeral 211 denotes a target switching key; 212, a selection setting key; 213, a setting release key;
By using a combination of the three, the mode setting can be performed without using the touch panel.

FIG. 3 is a block diagram showing the configuration of the main body control unit.

The control unit shown in FIG.
1, ROM (read only memory) 302, RAM (random write / read memory) 303, nonvolatile RAM 30
4. Serial interface 305, timer 30
6, a main control unit 315 having a built-in clock IC 316 and the like.

The control unit 315 is connected to a motor for driving the photoconductor of the copying machine 10, various AC loads 312 such as a paper feeding motor and a clutch in the paper feeding unit 307 and the screen unit 308, and various DC loads 313. Have been.

An automatic document feeder (ADF) 310,
A post-processing device 309 such as a sorter and an operation unit 311 are connected via a serial interface 305.

FIG. 4 is a block diagram showing the configuration of the operation unit control unit.

In the operation unit control unit shown in FIG.
1 is a CPU for controlling the entire operation unit, 402 is an address latch, 403 is a ROM, 404 is a system reset connected to the CPU 401, 405 is an address decoder,
406 is an LED driver, 407 is a keyboard, 408
Is a display controller.

The display controller 408 of the liquid crystal display 202 shown in FIG.
6, keyboard 407, analog touch panel 41
2, a liquid crystal display module 411, a display data ROM 409, a RAM 410, and the like. An optical transceiver 413 for executing serial communication with the outside is connected to the CPU 401.

FIG. 5 shows an embodiment in which an operation screen displayed on the liquid crystal display 202 and a mode are set using keys 211 to 213 without using a touch panel.

Here, 501 is “can be copied”,
Message display area such as "Please wait", 502
Is a number display section, 503 is a density selection key, 504 is a paper feed tray selection key, 505 is a paper designation scaling mode key, 50
6 is a special original feed mode key, 507 is a sort mode key, 508 is a stack mode key, 509 is a staple mode key, 510 is a punch mode key, 511 is a scaling mode key, 511 is a screen / split / aggregate mode key,
13 is an erase / move mode key, and 514 is a cover / insert mode key.

In the screen shown in FIG. 5A, the special original feed key 506 indicates a state where it is not set (hereinafter referred to as a normal state), and the automatic density key 503 indicates a state where it is set (hereinafter referred to as a setting state). ).

The cover / interleaf key 514 has characters indicated by broken lines, indicating a state in which a combination of modes cannot be set (hereinafter referred to as a setting impossible state).

The tray 1 key 515 in the paper feed tray selection key 504 is displayed in a hatched pattern.
When the mode is set with the key 213, it indicates that the mode is currently set (hereinafter, referred to as a target state).

FIG. 6 is a transition diagram for explaining an embodiment of a switching rule determined in advance in the operation section of the image forming apparatus in FIG. 1, and FIG. 7 is a view showing a screen in FIG. 6 is a flowchart illustrating an embodiment of a target switching operation.

When the target switch key 211 is pressed on the screen (FIG. 5A) (Yes in step S701),
The current target key is checked (step S701)
Yes → Step S702).

According to a predetermined switching rule as shown in FIG. 6, a key which is a target next to the current target key is checked (step S702), and the current target key is returned to the normal state 521 and the next target key is returned. Target key of target state 522
(Step S704), and the display state of the screen transits to the screen (FIG. 5B).

FIG. 8 is a flowchart for explaining one embodiment of the selection setting operation on the screen of FIG. 5B.

When the selection setting key 212 is depressed on the screen (FIG. 5B) (Yes in step S801), the currently targeted key is checked (Y in step S801).
es → Step S802), if the target key has not been set (No in Step S803), the current target key is set and displayed (Step S804), and the selection state 531 is selected.
The screen transits to the screen (FIG. 5C) displayed by.

If the target key has been set (step S
(Yes in 803), the screen transits to the screen (FIG. 5C) displayed in the selection state 531.

FIG. 9 is a flowchart for explaining one embodiment of the setting release operation on the screen of FIG. 5C.

The setting release key 213 is displayed on the screen (FIG. 5C).
Is pressed (Yes in step S901), the key currently targeted is checked (Yes in step S901 →
If it has been set (step S902), the process proceeds to step S9.
03, Yes), and cancels the setting (step S903).
Yes → Step S904), the screen transits to the screen displayed in the target state 522 (FIG. 5B).

If not set (step S90)
No. 3), the screen displayed in the target state 522 (FIG. 5)
Transition to (b)).

As described above, according to the present embodiment, the display mode of the mode setting key on the liquid crystal display 202 has a display mode indicating that the key is the target key of the current selection operation. A first operation unit that selectively switches keys displayed in the display mode when the mode is displayed on the liquid crystal display 202;
By providing the operation means and the third operation means for canceling the setting, the liquid crystal display 2 can be used without using the touch panel keys.
02 can be set, and the mode can be set even when the touch panel is out of order.

(Second Embodiment) FIGS. 10A, 11,
The configuration and operation of one embodiment according to the second aspect of the present invention will be described with reference to FIG.

FIG. 10 (a) shows an embodiment of an operation section having target switching keys separately in up, down, left, and right directions.

Reference numeral 1001 denotes an upward target switching key;
02 is a downward target switch key, 1003 is a left target switch key, and 1004 is a right target switch key.
005 is a selection setting key, and 1006 is a setting release key.

FIG. 11 is a transition diagram for explaining an embodiment of a switching rule predetermined in the operation unit of the image forming apparatus in FIG. FIG. 12A shows a state in which the object switching key 1001 is provided separately in the up, down, left, and right directions.
6 is a flowchart for explaining an embodiment of the operation of the operation unit.

In FIG. 11, when the target switch key of the upward target switch key 1001 to the right target switch key 1004 is pressed, the current target key is checked (step S1).
201), switching of the target state display is executed according to a predetermined switching rule as shown in FIG.

More specifically, when the pressed key is the upward target switching key 1001 (Yes in step S1202)
s), the process of switching the upper key (Yes in Step S1202 to Step S1209) and switching to the target state display is performed (Step S1210).

If the pressed key is the target switching key 1002 in the downward direction (Yes in step S1203), the next lower key is pressed (Yes in step S1203 → step S1).
208), a process of switching to the target state display is executed (step S1210).

If the pressed key is the target switching key 1003 in the left direction (Yes in step S1204), the key on the left (Yes in step S1204 → step S1)
207), a process of switching to the target state display is executed (step S1210).

If the pressed key is the target switching key 1004 in the right direction (Yes in step S1205), the key on the right side is checked (Yes in step S1205 → step S1206), and processing for switching to the target state display is executed. (Step S1210).

As described above, according to the present embodiment, the display mode of the mode setting key on the liquid crystal display 202 is provided with a display mode indicating that it is the target key of the current selection operation. By separately preparing means for switching between adjacent upper, lower, left and right mode setting keys as first operation means for selectively switching keys displayed in the display form when the form is displayed on the liquid crystal display 202, Operability can be improved.

(Third Embodiment) The configuration and operation of an embodiment according to the third aspect of the present invention will be described with reference to FIGS. 2, 13, and 14.

As shown in FIG. 13, in the image forming apparatus 10 of FIG. 1, an input switch key 1304 is provided, and an initial setting key 203, a target switch key 1301, and a guidance key 2 are provided.
It is characterized in that it also functions as the key 04 and the selection setting key 1302, and also as the program key 205 and the setting release key 1303.

FIG. 14 is a flowchart for explaining an embodiment of the operation of the operation unit in FIG.

When the input switch key 1304 is pressed (step S1401), a process for checking which key is currently used as the target switch key 1301, the selection setting key 1302, or the setting release key 1303 is executed (step S1401). S1402).

If the key is used for controlling the target key (Yes in step S1403), the target switching key 13
01 is set in the initial setting key 203 (Yes in step S1403 → step S140).
7).

Subsequently, a process of setting the selection setting key 1302 to the guidance key 204 is executed (step S1).
408).

Subsequently, a process for switching the setting release key 1303 to the program key 205 is executed (step S).
1409).

If the key is not used for controlling the target key (No in step S1403), a process of setting the target switch key 1301 as the target switch key 211 is executed (No in step S1403 → step S140).
4).

Subsequently, a process of setting the selection setting key 1302 to the selection setting key 212 is executed (step S14).
05).

Subsequently, a process of switching the setting release key 1303 to the setting release key 213 is executed (step S1).
406).

As described above, according to the present embodiment, the display mode of the mode setting key on the liquid crystal display 202 has a display mode indicating that the key is the target of the current selection operation. A first operation unit that selectively switches keys displayed in the display mode when the mode is displayed on the liquid crystal display 202;
The operating means, the means for canceling the setting, also serves as an operating means prepared for another purpose, and providing an operation switching means for switching the purpose of use of this operating means, reducing the number of operating means to be provided, The cost can be reduced.

(Fourth Embodiment) Referring to FIGS. 6 and 15,
The operation of the embodiment according to the fourth aspect will be described.

FIG. 15 is a flowchart showing the target switching operation when there is a key in a setting disabled state such as a cover / insert key on the screen shown in FIG. 5A.

When the target switching key 211 is pressed (Yes in step S1501), the key currently being processed is checked (Yes in step S1501 → step S150).
2), a process of examining the next target key is performed according to a predetermined switching order as shown in FIG. 6 (step S).
1503).

If the next target key is not selectable (No in step S1504), a process of displaying the key in the target state is executed (step S1505).

If the selection is not possible (step S15)
04 (Yes in step S1) and further checks the next key (step S1).
503), and repeats the process until a selectable key is found (Yes in step S1504 → S1503 →
S1504 → ...), a process of determining the next target key is executed.

As described above, according to the present embodiment, the display mode of the mode setting key on the liquid crystal display 202 has a display mode indicating that it is the target key of the current selection operation. When the target operation target key is switched by using the first operation unit that selectively switches the key displayed in the display mode when the mode is displayed on the liquid crystal display 202, switching to a key that cannot be set is not performed. That is, useless switching operation can be eliminated, and operability can be improved.

(Fifth Embodiment) FIGS. 16, 19, and 20
The operation of the embodiment according to the fifth aspect will be described with reference to FIG.

FIG. 16 is a flowchart for explaining an embodiment of the target switching operation in the window screen display in which a key input outside a certain area is prohibited.

FIG. 19 shows an embodiment of a window screen display in which key input outside a certain area in FIG. 16 is prohibited. FIG. 19A shows a case where a special original feed key is selected. FIG. 19B shows a display form in which a window screen for setting details of the special original feed mode is displayed. FIG. 19B shows a transition screen from the screen of FIG. The touch panel keys are valid only inside the display, and the display form is seen as a background. FIG. 20 is a transition diagram for explaining an embodiment of the switching order for the window screen.

When the special original feed key 1901 is selected on the screen (FIG. 19A), a window screen for setting details of the special original feed mode is displayed, and the screen transits to the screen (FIG. 19B). . Further, on the screen (FIG. 19B), the touch panel keys are valid only in the window of the special original feed mode, and the touch panel keys are seen as the background.

Key input of the automatic density key 1902, the paper feed tray selection key 1903, and the like is not accepted.

When the target switching key 211 is pressed on the screen (FIG. 19B) (Yes in step S1601).
s) A process for checking whether or not the current screen is displaying a window is executed (step S1602).

Subsequently, when the window is not being displayed, that is, when the screen is a basic screen (No in step S1603), a process for examining the next key is executed in accordance with the basic screen switching order shown in FIG. N in step S1603
o → Step S1604), a process of displaying the next key in the target state is executed (Step S1606).

If the window is being displayed (Yes in step S1603), a process for checking the next key is executed in accordance with the switching order for the window screen shown in FIG. 20 (Yes in step S1603 → step S160).
5) A process for displaying the next key in the target state is executed (step S1606). That is, the target switching key 21
Even if 1 is pressed, the key is not switched to the key in the area where the touch panel input is not accepted.

As described above, according to the present embodiment, the display mode of the mode setting key on the liquid crystal display 202 has a display mode indicating that it is the target key of the current selection operation. When switching the target key of the selection operation using the first operation means for selectively switching the key displayed in the display mode when displaying the mode on the liquid crystal display 202, acceptance of touch panel key input is prohibited. Since the switching to the key that does not exist is not performed, useless switching operation can be eliminated and operability can be improved.

(Sixth Embodiment) The operation of an embodiment according to the sixth aspect of the present invention will be described with reference to FIGS.

FIG. 18 is a diagram showing the screen of FIG.
10 is a flowchart for describing an embodiment of an operation of first displaying a target state when the screen transitions to the screen of (b).

When the special original feed key 1901 is pressed (Yes in step S1801), the screen changes from the basic screen (FIG. 19A) to the window shown in the screen (FIG. 19B) (Yes in step S1801). → Step S
1802), the mixed size key 1913 is displayed in the first target state (step S1803).

As described above, according to the present embodiment, when the mode setting key is selected and the screen is opened for performing the detailed setting, it is necessary to complete the setting of the mode. In this case, the first key is used as the target key of the first selection operation, and the operation of the operator can be guided, and the operability can be improved.

(Seventh Embodiment) The operation of one embodiment according to the seventh aspect of the present invention will be described with reference to FIGS.

FIG. 21 is a transition diagram for explaining an embodiment of a screen transition of the program mode in which frequently used (frequently used) mode conditions can be registered in advance.

In FIG. 21, when the program key 205 is pressed, the screen changes from the basic screen (FIG. 21A) to a screen for calling a program (FIG. 21B). When the program registration key 2402 is selected, the screen further transits to a screen for registration (FIG. 21C). On this screen, a “No.” key 2405 to 2409 to be registered is selected and registered. Become.

FIG. 17 is a flowchart for explaining an embodiment of the operation when the "No." key is selected on the screen (FIG. 21C).

When the "No." key is selected (Yes in step S1701), the No. key is selected. A process is performed to check whether is already registered (step S170).
2).

If not registered (step S1702)
→ No in step S1703), the current mode content is newly registered (step S1708), and the program mode ends.

On the other hand, the No. Has already been registered (Yes in step S1703), a message 24 for asking the operator whether the registered content can be deleted.
12, a process of displaying the YES key 2410 and the NO key 2411 is executed (Yes in step S1703 →
Step S1704).

The target key at this time is a key on the non-deleting side, that is, the NO key 24 in this example, so that the registered contents are not deleted by an erroneous operation of the operator.
11 is performed (step S).
1704 → Step S1705).

If YES key 2410 is selected (YES in step S1705 → step S1706)
s), and deletes the registered contents (Yes in step S1706)
s → step S1707), a process of re-registering with the current mode content is executed (step S1708).

If the NO key 2411 is selected (No in step S1706 → Y in step S1709)
es), a process of returning to the screen (FIG. 21C) for allowing the operator to select the “No.” key to be registered is executed (Yes in step S1709 → step S170)
1).

As described above, according to the present embodiment, when a confirmation screen is displayed and the operator is asked to confirm a process that cannot be undone once performed, the first selection on the displayed confirmation screen is performed. The target key of the operation is
By using a key that does not execute processing, even if a key selection operation is suddenly performed due to an operator's operation error, the key can be operated in a safe direction, and operability can be improved. .

(Eighth Embodiment) The operation of an embodiment according to the eighth aspect of the present invention will be described with reference to FIGS.

FIG. 1 is an external view of the image forming apparatus 10. In FIG. 1, reference numeral 101 denotes a copying machine main body; 102, an automatic document feeder; 103, a sorter; 104 to 107, a paper feed tray;

FIG. 2 is an external view of the operation unit, which is composed of hard keys such as numeric keys, a liquid crystal display 202, and touch panel keys arranged on the liquid crystal display 202.

In FIG. 2, reference numeral 201 denotes a numeric keypad for setting the number of copies and the like. 202 is a liquid crystal display 20
2 is a display screen for setting paper feed tray information and mode,
A message and the like are displayed, and a touch panel is arranged in an overlapping manner, and keys are set according to screen contents.

Reference numeral 203 denotes an initial setting key which is used when setting the copying machine in accordance with the convenience of the operator. Reference numeral 204 denotes a guidance key used to shift to a mode in which a description of a function and a method of operation are displayed.

A program key 205 is used to register and call frequently used function settings. A brightness adjustment knob 206 is used to adjust the contrast of the display screen of the liquid crystal display 202.

Reference numeral 207 denotes a mode clear / preheat / timer key for canceling the set contents and performing a default mode setting, for continuously pressing for a certain period of time or more, or for setting the preheat state of the copying machine. It is used when canceling the password. It is also used to release the copier in the timer mode when the copier is off.

Reference numeral 208 denotes an interrupt key, which is used to interrupt another copying operation and copy another document. A clear / stop key 209 is used to clear the number of copies or to instruct the copying operation to stop. A start key 210 is used for instructing the start of a copy operation.

Reference numerals 211 and 216 denote target switching keys, and reference numerals 212 and 217 denote selection setting keys.
Reference numeral 218 denotes a setting release key. By using the keys 211 to 218 in combination, a mode can be set without using a touch panel. The keys 216 to 218 are
It is arranged on a key input unit 215 independent of the operation unit 215.

The object switching key 211, the selection setting key 212, and the setting release key 213 in FIG.
It is arranged on a first keyboard 407 incorporated as a keyboard.

Reference numeral 215 denotes a key input unit 215 independent of the operation unit.
6. The selection setting key 217 and the setting release key 218 are arranged on the second keyboard 414 in the key input unit 215.

Object switch key 2 on operation unit 215
11 and the target switching key 21 on the key input unit 215
6 is connected by a signal line via the first keyboard 407 and the second keyboard 414, so that the same processing can be performed regardless of which key performs an input operation.

Similarly, the selection setting key 212 on the operation unit 215, the selection setting key 217 on the key input unit 215, and the setting release key 21 on the operation unit 215
3 and setting release key 218 on key input unit 215
Has the same configuration as the target switching key 211.

FIG. 3 is a block diagram showing the configuration of the main body control unit.

The copying machine 10 is controlled by the CPU 301 and the RO
M302, RAM303, nonvolatile RAM304, serial interface 305, timer 306, clock IC
The control is performed by a main control unit 315 having a built-in 316 or the like.

The control section 315 is connected to a motor for driving the photoconductor of the copying machine 10, various AC loads 312 such as a paper feed motor and a clutch in the paper feed unit 307 and the duplex unit 308, and various DC loads 313. Have been. An automatic document feeder (ADF) 310, a post-processing device 309 such as a sorter, and an operation unit 311 are connected via a serial interface 305.

FIG. 4 is a block diagram showing the configuration of the operation unit control unit and the key input unit 215.

In FIG. 4, reference numeral 401 denotes a CPU for controlling the entire operation unit, 402 denotes an address latch, and 403 denotes an RO.
M and 404 are system resets connected to the CPU 401, 405 is an address decoder, 406 is an LED driver, 407 and 414 are keyboards, and 408 is a display controller of a liquid crystal display.

The display controller 408 has C
In addition to the address bus and data bus from PU 401, L
ED driver 406, keyboard 407, analog touch panel 412, liquid crystal display module 41
1, and display data ROM 409 and RAM 410
Etc. are connected.

An optical transceiver 413 for executing serial communication with the outside is connected to the CPU 401.

FIG. 5 shows an embodiment in which the operation screen displayed on the liquid crystal display 202 and the mode are set by using the keys 211 to 213 without using the touch panel.

Reference numeral 501 denotes a message display area such as "Copy is possible" or "Please wait", 502 is a numeric display section, 503 is a density selection key, 504 is a paper tray selection key, and 505 is a paper designation scaling mode. Key, 506 is a special original feed mode key, 507 is a sort mode key, 508
Is a stack mode key, 509 is a staple mode key, 510 is a punch mode key, 511 is a scaling mode key, 512 is a duplex / split / aggregate mode key, 513 is an erase / move mode key, 513 is a cover / interleaf mode key. It is.

In the screen shown in FIG. 5A, the special original feed key 506 indicates a state where it is not set (hereinafter referred to as a normal state), and the automatic density key 503 indicates a state where it is set (hereinafter referred to as a set state). Call).

The cover / insert key 514 has characters indicated by broken lines, indicating a state in which the mode cannot be set in combination of modes (hereinafter, referred to as a setting impossible state).

The tray 1 key 515 in the paper feed tray selection key 504 is displayed in a hatched pattern.
Indicates that the current setting is to be made when the mode is set with the keys to 218 (hereinafter, referred to as a target state).

On the screen shown in FIG.
11 and 216 are pressed (Ye in step S701)
s) Then, a process of examining the currently targeted key is executed (Yes in step S701 → step S702).

Subsequently, according to a predetermined switching rule as shown in FIG. 6, a process of examining a key to be a target next to the current target key is executed (step S70).
3).

Subsequently, the current target key is set to the normal state 521.
And a process of displaying the next target key in the target state 522 (step S704), and displaying the screen in FIG.
Transition to the screen of (b).

FIG. 8 is a flowchart for explaining one embodiment of the selection setting operation on the screen of FIG. 5B.

When the selection setting keys 212 and 217 are pressed on the screen shown in FIG. 5B (Yes in step S801).
s) Then, a process of examining the currently targeted key is executed (step S802).

If not set (step S803)
No), the setting is executed (No in step S803 → step S804), and the screen transits to the screen (FIG. 5C) displayed in the selection state 531.

FIG. 9 is a flowchart for explaining one embodiment of the setting release operation on the screen of FIG. 5C.

When the setting release keys 213 and 218 are pressed on the screen (FIG. 5C) (Y in step S901).
es), a process of examining the currently targeted key is executed (Yes in step S901 → step S90)
2).

On the other hand, if it has been set (step S90)
3), and cancels the setting (Yes in step S903).
s → Step S904), and the screen transits to the screen displayed in the target state 522 (the screen in FIG. 5B).

As described above, according to the present embodiment, the display form of the mode setting key on the liquid crystal display 202 is provided with a display form indicating that the key is the target key of the current selection operation. A first operation unit that selectively switches keys displayed in the display mode when the mode is displayed on the liquid crystal display 202;
The operation means and the third operation means for canceling the setting are also prepared in an independent form separately from those prepared on the operation unit, so that functions equivalent to mouse operation can be easily realized. .

(Ninth Embodiment) Referring to FIG.
The operation of the embodiment according to the ninth aspect will be described.

FIG. 10B shows a state in which the object switching key 211, the selection setting key 212, and the setting release key 213 are deleted from the operation unit 215, and the object switching key 1002 in the key input unit 215 is moved downward. FIG. 9 is an external view for describing an embodiment of an operation unit detachable on a unit 215.

The second keyboard 414 on the key input unit 215 is provided with a target switch key 1004 in the right direction, a selection setting key 1005, and a setting release key 1006. The first keyboard 407 and the second keyboard 414 They are connected by signal lines.

The downward target switching key 1002 of the key input unit 215 is used to connect the signal line 1007 to the left target switching key 100 of the signal line storage hole of the operation unit 215.
3 and can be attached to the target switching key 1001 in the upward direction of the space on the operation unit 215.

That is, when the key input unit 215 is attached to the operation unit 215, it can be handled in the same manner as keys on other operation unit 215, and when removed, it can be used as an input device independent of the operation unit 215. Becomes possible.

As described above, according to the present embodiment, in addition to the effect of the eighth aspect, the mode setting key displayed on the liquid crystal display 202 is the target selection operation target key. A first operation means for selectively switching keys displayed in the display form when the display form is displayed on the liquid crystal display 202, a second operation means for selecting and setting, and a setting. Is provided only in a form independent of the operation unit, and this means can be attached to the operation unit, so that functions equivalent to mouse operation can be performed simply and inexpensively. Can be realized.

[0165]

According to the first aspect of the present invention, even if a failure occurs in the touch panel, the operation of setting the mode displayed on the liquid crystal display can be performed, and the operation until the touch panel is replaced can be performed. The device can be used without any problems.

According to the second aspect of the present invention, the first aspect is provided.
In addition to the effects described in (1), it is possible to quickly switch the key that is the target of the selection operation, thereby improving operability.

According to the invention described in claim 3, according to claim 1
In addition to the effects described in (1), the function is also used as an operation means prepared for another purpose, so that functions can be provided with a small number of operation means, and cost can be reduced.

According to the fourth aspect of the present invention, the first aspect is provided.
In addition to the effects described in, when switching the key that is the target of the selection operation, it is possible to eliminate unnecessary switching operation by not switching to the key that is not settable, and to improve operability. Can be improved.

According to the fifth aspect of the present invention, the first aspect is provided.
In addition to the effects described in the above, when switching the key that is the target of the selection operation, it is not to switch to the key for which the acceptance of touch panel key input is prohibited,
Useless switching operation can be eliminated, and operability can be improved.

According to the invention set forth in claim 6, claim 1 is provided.
In addition to the effects described in (1), the operation of the operator can be guided, and the operability can be improved.

According to the invention of claim 7, according to claim 1,
In addition to the effects described in, even if the operator makes an operation error, it can work in a safe direction,
Operability can be improved.

According to the eighth aspect of the present invention, it is possible to provide a function equivalent to a mouse operation at a low cost without providing an interface or control means necessary for mouse operation.

According to the ninth aspect, according to the eighth aspect,
In addition to the effects described in (1), since the keys can also be used as keys on the operation unit, a more inexpensive configuration can be achieved.

[Brief description of the drawings]

FIG. 1 is an external view illustrating an embodiment of an image forming apparatus of the present invention.

FIG. 2 is an external view illustrating an embodiment of an operation unit in the image forming apparatus of FIG. 1;

FIG. 3 is a block diagram illustrating an embodiment of a configuration of a main body control unit.

FIG. 4 is a block diagram illustrating a hardware configuration of an operation unit control unit and a key input unit.

FIG. 5 is a diagram illustrating an operation screen displayed on a liquid crystal display (display means) of an operation unit in the image forming apparatus of FIG. 1 and an embodiment for setting a mode using keys without using a touch panel. It is a transition diagram of an operation screen.

FIG. 6 is a transition diagram for explaining an embodiment of a switching rule determined in advance in an operation unit of the image forming apparatus in FIG. 1;

FIG. 7 is a flowchart illustrating an embodiment of a target switching operation on the screen of FIG. 5A.

FIG. 8 is a flowchart for describing an embodiment of a selection setting operation on the screen of FIG. 5B.

FIG. 9 is a flowchart illustrating an embodiment of a setting release operation on the screen of FIG. 5C.

10A is an embodiment of an operation unit in the image forming apparatus of FIG. 1 in which target switching keys are separately provided in up, down, left, and right directions, and FIG. 10B is a diagram of FIG. In the image forming apparatus, an embodiment of an operation unit in which a target switching key, a selection setting key, and a setting release key are deleted from the operation unit unit, and a target switching key downward in the key input unit is detachable on the operation unit unit It is an external view for explaining.

FIG. 11 is a transition diagram for explaining an embodiment of a switching rule predetermined in the operation unit of the image forming apparatus in FIG. 1;

FIG. 12 is a flowchart for explaining an embodiment of the operation of the operation unit in FIG. 10A in which the object switching keys are separately provided in up, down, left, and right directions.

13 shows an embodiment of an operation unit in which an input switch key is provided in the image forming apparatus of FIG. 1, and an initial setting key and a target switch key, a guidance key and a selection setting key, and a program key and a setting release key are also used. It is an external view for explanation.

FIG. 14 is a flowchart for explaining an embodiment of the operation of the operation unit in FIG. 13;

FIG. 15 is a flowchart for explaining an embodiment of a target switching operation when there is a key in a setting disabled state such as a cover / insert sheet key on the screen shown in FIG. 5A.

FIG. 16 is a flowchart illustrating an embodiment of a target switching operation in a window screen display in which key input outside a certain area is prohibited.

FIG. 17 is a diagram showing an example of “No.” on the screen (FIG. 21C).
9 is a flowchart illustrating an embodiment of an operation when a key is selected.

FIG. 18 is a flowchart illustrating an embodiment of an operation of first displaying a target state when the screen changes from the screen of FIG. 19A to the screen of FIG. 19B.

19A and 19B show an embodiment of a window screen display in which key input outside a certain area in FIG. 16 is prohibited. FIG. 19A shows a special document feed when a special document feed key is selected. FIG. 19B shows one display form in which a window screen for setting the details of the mode is displayed.
This is a transition screen from the screen of (a), in which a touch panel key is valid only in the window of the special original feed mode, and shows a display form that can be seen as a background.

FIG. 20 is a transition diagram for describing an embodiment of a switching order for a window screen.

FIG. 21 is a transition diagram for explaining an embodiment of a screen transition of a program mode in which frequently used mode conditions can be registered in advance.

[Explanation of symbols]

10 Image forming apparatus 202 Display means (liquid crystal display) 211, (1001, 1002, 1003, 100)
4), 1301... First operation means (target switching key) 212, 1005, 1302... Second operation means (selection setting key) 213, 1006, 1303... Third operation means (setting release key)

Claims (9)

[Claims] 1. An image forming apparatus comprising: an operation unit for selecting various modes via an input device according to a display mode displayed on a display unit, wherein the operation unit includes a mode displayed on the display unit. As a display mode of the setting key, a first display mode showing a state in which the setting key is not set,
A second display mode indicating the set state, a third display mode indicating that the setting cannot be performed, and a fourth display mode different from the third display mode indicating that the key is the target key of the current selection operation.
A first operation means for selectively switching a key displayed in the display form when the fourth display form is displayed on the display means, and a fourth display Second operation means for selecting and setting a key displayed in the display form when displaying the form on the display means; and displaying the key when displaying the fourth display form on the display means. An image forming apparatus comprising: third operation means for canceling setting of a key displayed in the mode. 2. The first operation means includes: means for switching to an adjacent upper mode setting key, means for switching to an adjacent lower mode setting key, means for switching to an adjacent left mode setting key, and an adjacent right mode setting key. 2. The image forming apparatus according to claim 1, further comprising: means for switching to a mode setting key. 3. The method according to claim 1, wherein the first operating means, the second operating means, or the third operating means is also used as an operating means prepared for another purpose, and whether the operating means is used for its intended purpose. 2. The image forming apparatus according to claim 1, further comprising an operation switching control unit configured to switch whether the key is used for switching, selecting, or canceling the setting displayed in the fourth display mode. 3. apparatus. 4. A switch to a key displayed in the display mode when the third display mode is displayed on the display module when the target operation key of the selection operation is switched using the first operation module. The image forming apparatus according to claim 1, further comprising a switching control unit configured to prevent the operation from being performed. 5. For some keys on the mode setting screen,
Key input control means for inhibiting acceptance of touch panel key input, and when switching a target key of a selection operation using the first operation means, switching to a key whose input is inhibited by the key input control means is not performed The image forming apparatus according to claim 1, further comprising a switching control unit configured to perform the switching. 6. A function of executing a mode setting key on the mode setting screen to execute development to a screen for performing detailed setting of the mode, and setting the mode after the development to the screen. 2. The image forming apparatus according to claim 1, further comprising a control unit that sets a key necessary for completing the first key to be displayed in the first display mode. 3. 7. A function of displaying a confirmation screen for asking an operator to confirm execution of a process before executing a process of canceling an interrupted image forming operation or a process that cannot be undone once performed. 2. The image forming apparatus according to claim 1, further comprising a control unit configured to limit keys that operate in a safe direction to keys displayed in the first display mode when the confirmation screen is displayed. 3. apparatus. 8. An image forming apparatus comprising an operation unit for selecting various modes via an input device according to a display mode displayed on a display unit, wherein a display mode of a mode setting key displayed on the display unit is provided. As a first display form showing a state in which no setting has been made,
A second display mode indicating the set state, a third display mode indicating that the setting cannot be performed, and a fourth display mode different from the third display mode indicating that the key is the target key of the current selection operation.
A first operation means for selectively switching a key displayed in the display form when the fourth display form is displayed on the display means, and a fourth display Second operation means for selecting and setting a key displayed in the display form when displaying the form on the display means; and displaying the key when displaying the fourth display form on the display means. And a third operating means for canceling the setting of a key displayed in the form, wherein the first operating means, the second operating means, and the third operating means are made independent of the operating unit. An image forming apparatus, comprising: 9. An image forming apparatus according to claim 8, wherein said first operating means, said second operating means, and said third operating means have a connection structure that can be attached to said operating section. .