Abstract: An image forming device includes: a conveyer that conveys a recording medium; an image former that forms an image on an image carrier and prints the image on the recording medium conveyed by the conveyer; and a hardware processor that controls to stop a print job when a length of the print job reaches a predetermined threshold and form a cleaning pattern image on the image carrier, and at the time of overprinting to further print in an overlapping manner on continuous paper on which a mark image indicating an image formation position is printed, obtains the length of the print job on the basis of an interval between mark images set in advance before starting printing the print job and displays a warning when the length of the print job is estimated to exceed the predetermined threshold.

Abstract: The present invention includes an image forming unit that prints an image on a continuous transfer medium in accordance with a job; an operation displaying unit that receives setting of printing conditions; and a controlling unit that manages the job and controls printing in the image forming unit, the controlling unit having a function of setting a margin lying in a sub-scanning direction of the medium in the middle of printing the job in accordance with the printing conditions of the job and a function of performing image formation adjustment within the margin.

Abstract: An image forming device includes: a conveyer that conveys a recording medium; an image former that forms an image on an image carrier and prints the image on the recording medium conveyed by the conveyer; and a hardware processor that controls to stop a print job when a length of the print job reaches a predetermined threshold and form a cleaning pattern image on the image carrier, and at the time of overprinting to further print in an overlapping manner on continuous paper on which a mark image indicating an image formation position is printed, obtains the length of the print job on the basis of an interval between mark images set in advance before starting printing the print job and displays a warning when the length of the print job is estimated to exceed the predetermined threshold.

Abstract: An image forming apparatus including a conveying unit conveying a continuous paper; an image forming unit forming an image on an image carrier and printing the image on the continuous paper conveyed by the conveying unit; and a control unit controlling the image forming apparatus; wherein when a progress state of the image forming apparatus reaches a reference, the control unit performs a maintenance operation by forming an image for maintenance on the image carrier of the image forming unit, after interrupting the printing based on a job when the job is being executed, and when the job is to be executed, the control unit determines whether the progress state of the image forming apparatus exceeds the reference before the job is completed prior to the maintenance operation, and, when the progress state exceeds the reference, issues an alarm regarding the interruption of the printing based on the job.

Abstract: The present invention includes an image forming unit that prints an image on a continuous transfer medium in accordance with a job; an operation displaying unit that receives setting of printing conditions; and a controlling unit that manages the job and controls printing in the image forming unit, the controlling unit having a function of setting a margin lying in a sub-scanning direction of the medium in the middle of printing the job in accordance with the printing conditions of the job and a function of performing image formation adjustment within the margin.

Abstract: An image forming apparatus including a conveying unit conveying a continuous paper; an image forming unit forming an image on an image carrier and printing the image on the continuous paper conveyed by the conveying unit; and a control unit controlling the image forming apparatus; wherein when a progress state of the image forming apparatus reaches a reference, the control unit performs a maintenance operation by forming an image for maintenance on the image carrier of the image forming unit, after interrupting the printing based on a job when the job is being executed, and when a job is to be executed, the control unit determines whether the progress state of the image forming apparatus exceeds the reference before the job is completed prior to the maintenance operation, and, when the progress state exceeds the reference, issues an alarm regarding the interruption of the printing based on the job.

Abstract: An image forming apparatus includes a conveying unit conveying a paper, an image forming unit forming an image on an image carrier and printing the image on the paper being conveyed by the conveying unit, and a control unit controlling the image forming apparatus, and when a progress state of the image forming apparatus reaches a first reference according to the progress state, the control unit can perform maintenance operation of performing maintenance by forming an image for maintenance on the image carrier, after interrupting printing based on a job if the job is being executed, and when a job using continuous paper is to be executed, the control unit determines whether the progress state exceeds a second reference before the job is completed prior to the maintenance operation, and if the progress state exceeds the second reference, issues an alarm regarding the interruption.

Abstract: An image forming apparatus includes a conveying unit conveying a paper, an image forming unit forming an image on an image carrier and printing the image on the paper being conveyed by the conveying unit, and a control unit controlling the image forming apparatus, and when a progress state of the image forming apparatus reaches a first reference according to the progress state, the control unit can perform maintenance operation of performing maintenance by forming an image for maintenance on the image carrier, after interrupting printing based on a job if the job is being executed, and when a job using continuous paper is to be executed, the control unit determines whether the progress state exceeds a second reference before the job is completed prior to the maintenance operation, and if the progress state exceeds the second reference, issues an alarm regarding the interruption.

Abstract: Disclosed is an image forming apparatus including: an image forming section which forms an image on paper; a plurality of image reading sections each of which reads the image formed on the paper, and is connectable to the image forming apparatus; a storage section which stores connection information on a connection state between each of the image reading sections and the image forming apparatus; and a control section which selects a test image reading section from among the image reading sections based on the connection information, makes the selected test image reading section read a test image formed by the image forming section, and performs image quality adjustment based on the read test image.

Abstract: Disclosed is an image forming apparatus including a plurality of components, a display section to display information of the components, a storage section to store replacing person information of the components and a control section to make the information of the components which are displayed in the display section be different according to the replacing person information of the components.

Abstract: An image forming apparatus including plural sheet-feeding trays, and a control section that displays a schedule image to show an execution schedule of a job on a display section, wherein the control section displays a job execution schedule displaying column, and an un-executable job displaying column, both columns being included in the schedule image, wherein when a job represents a tray specifying job that specifies a sheet-feeding tray to be used among the plural sheet-feeding trays, and if the job is un-executable using the sheet-feeding tray specified by the job, the control section controls the un-executable job displaying column, not to display that the specified job is un-executable, even though the specified job is un-executable, and the control section further controls the job execution schedule displaying column to show that the job is not executable, while corresponding the job with the sheet-feeding tray specified by the job.

Abstract: Disclosed is an image forming apparatus including: an image forming section which forms an image on paper; a plurality of image reading sections each of which reads the image formed on the paper, and is connectable to the image forming apparatus; a storage section which stores connection information on a connection state between each of the image reading sections and the image forming apparatus; and a control section which selects a test image reading section from among the image reading sections based on the connection information, makes the selected test image reading section read a test image formed by the image forming section, and performs image quality adjustment based on the read test image.

Abstract: An image forming apparatus including a plurality of replaceable parts and a control section which manages an accumulated amount of work of each of the parts; wherein the control section comprises reference values for replacement of each of the parts and performs, a first mode which carries out a prescribed control in case where an accumulated amount of work of any one of parts of the plurality of parts reaches one of the reference values for replacement; and, a second mode which carries out the prescribed control in case where an accumulated amount of work of a specific part of the plurality of parts reaches one of the reference values for replacement.

Abstract: An image forming apparatus including: at least one replaceable part constituting the image forming apparatus; and a control section for controlling the replaceable part, wherein the control section is provided with a plurality of replacement standards for one replaceable part, and performs a replacement standard process in conformance to each of these replacement standards.

Abstract: Disclosed is an image forming apparatus including a plurality of components, a display section to display information of the components, a storage section to store replacing person information of the components and a control section to make the information of the components which are displayed in the display section be different according to the replacing person information of the components.

Abstract: Disclosed is an image forming apparatus which forms an image on a paper including a detection unit to detect a present temperature of one component or a plurality of components to be replaced among components constituting the image forming apparatus and a control unit to determine whether the component is replaceable or not based on the detected present temperature and to execute a replacement guide for the component which is determined to be replaceable.

Abstract: An image forming apparatus including plural sheet-feeding trays, and a control section that displays a schedule image to show an execution schedule of a job on a display section, wherein the control section displays a job execution schedule displaying column, and an un-executable job displaying column, both columns being included in the schedule image, wherein when a job represents a tray specifying job that specifies a sheet-feeding tray to be used among the plural sheet-feeding trays, and if the job is un-executable using the sheet-feeding tray specified by the job, the control section controls the un-executable job displaying column, not to display that the specified job is un-executable, even though the specified job is un-executable, and the control section further controls the job execution schedule displaying column to show that the job is not executable, while corresponding the job with the sheet-feeding tray specified by the job.

Abstract: Disclosed is an image forming apparatus which forms an image on a paper including a detection unit to detect a present temperature of one component or a plurality of components to be replaced among components constituting the image forming apparatus and a control unit to determine whether the component is replaceable or not based on the detected present temperature and to execute a replacement guide for the component which is determined to be replaceable.

Abstract: The present invention provides an image printing apparatus comprising: a tray on which printing paper sheets are placed; a job storage section storing a predetermined job and a forthcoming post-determined job; a priority level setting section setting execution priority levels of jobs; and a control unit. When a tray set to be occupied for the predetermined job is the same as that selected for the post-determined job, the control unit allows to store the post-determined job in the job storage section only if the execution priority level set for the post-determined job is lower than that set for the predetermined job.

Abstract: An image forming apparatus, comprising: an image trailing edge position determination device which determines an image data trailing edge position in a full bleed printing mode, an image data generating device which generates image data in which a position determined by the image trailing edge position determination device is an image data trailing edge, wherein a toner image is formed and outputted on the recording medium based on the image data generated by the image data generating device, in the full bleed printing mode.