Abstract: An image forming apparatus includes a heater, a fixing device, and a controller. The heater includes a heat generator that generates heat when the heater is turned on. The fixing device may fix a developer image on a surface of an image forming medium using the heat from the heat generator. The controller detects a voltage of a power supply for supplying electric power to the heater, and determines an occurrence of an abnormality in the heater if a voltage drop amount at the time the heater is turned on as compared to a case in which the heater is turned off is smaller than a first threshold value.

Abstract: A sheet reader reads the entire sheet which is transported. Based on the reading, a controller generates region classification image data for distinguishing between a region of the sheet and a region other than the sheet. The controller performs comparison processing in which reference image data that is the region classification image data of a first sheet in a print job and comparison target image data that is the region classification image data for another sheet are compared. The controller determines whether or not a sheet corresponding to the comparison target image data is abnormal.

Abstract: An apparatus for performing data processing for a print job, includes a controller to control data processing in accordance with a number-of-copies setting of a print job. The data processing includes first data processing in which predetermined image processing is performed on first image data included in the print job to generate second image data, and the generated second image data is printed without spooling; and second data processing in which predetermined image processing is performed on first image data included in the print job to generate second image data, the generated second image data is spooled, and the spooled second image data is repeatedly used for printing. When a change of the number-of-copies setting is accepted during job execution by the first data processing, the controller switches from the first data processing to the second data processing in response to the remaining number of copies.

Abstract: A control device includes an AC-DC converter that converts power supplied from a commercial power source into DC, a DC-DC converter that supplies the DC to a fixing heater, an calculator that calculates a target DC voltage of the DC to be supplied to the fixing heater, based on detected temperature of the fixing heater, an overcurrent detection unit that outputs an interruption signal when an overcurrent detection value is detected in a circuit including a switching element, and a controller that calculates switching time for switching the switching element so that an output of the DC-DC converter reaches the target DC voltage. When the interruption signal is output causing stopping of the switching of the switching element, the controller causes the calculator not to calculate the switching time to continuously use the previously calculated switching time after resuming switching of the switching element at a next switching cycle.

Abstract: An image forming device includes: a paper feeding unit configured to feed continuous form paper; an image forming unit configured to form an image on the continuous form paper; a fixing unit configured to fix the image formed on the continuous form paper; a measuring unit configured to measure a temperature of the fixing unit; and a control unit configured to control an operation of each of the paper feeding unit, the image forming unit, and the fixing unit, wherein when detecting a trouble with which feeding of the continuous form paper is suspended, the control unit performs determination processing of determining whether to prompt a user to execute removal of a part of the continuous form paper, which part is influenced by heat from the fixing unit, according to the temperature of the fixing unit which temperature is measured by the measuring unit in the detection of the trouble.

Abstract: A post-processing apparatus of an embodiment includes a first tray configured to receive a sheet on which the post processing is not executed by a processing section, a second tray configured to temporarily place a sheet, an inlet roller configured to carry in a sheet discharged from an image forming apparatus into the post-processing apparatus, a first roller configured to convey the sheet to the first tray, a second roller configured to convey the sheet to the second tray, a detection sensor configured to detect whether or not there is sheet being conveyed in a sheet conveyance path from the inlet roller to the first or the second tray, and a roller control section configured to drive the first or the second roller if an image forming apparatus stops the discharge of the sheet that is being printed and the detection sensor detects the sheet.

Abstract: An image forming apparatus according to the present invention includes a control unit 111 which performs white paper cleaning by making remaining papers pass through a fixing device in automatic purge of conveying and discharging the remaining papers after an originating paper having caused a jam is removed when the jam has occurred in a paper conveyance path, and display units 115 and 111 which display the number of papers, which is obtained by subtracting the number of the papers having passed through the fixing device by the control unit for the white paper cleaning in the automatic purge from the set number of papers set in advance as the number of papers required to pass through the fixing device in the white paper cleaning, as the number of papers set for white paper cleaning after the automatic purge.

Abstract: An image scanning apparatus having a feeding unit that feeds a document; a first scanning unit, which scans one face of the document fed, and which scans a document set on a document platen; a second scanning unit that scans the other face of the document fed; an instructing unit that, during a scanning operation being performed by a preceding-document scanning unit, which is one of the first scanning unit and the second scanning unit, instructs an other of the first scanning unit and the second scanning unit to scan a document not being scanned by the preceding-document scanning unit; and an executing unit that executes a scanning operation by a following-document scanning unit that is the other of the first scanning unit and the second scanning unit when the instructing unit instructs the other of the first scanning unit and the second scanning unit to start the scanning operation.

Abstract: Autonomous operations are conducted within a defined geographical region. In an autonomous system of a management party a plurality of localized zones are established having operation-defined geographical boundaries within the geographical region. Entities having autonomous operating systems to perform specific autonomous operations within respective ones of the localized zones. The autonomous system of the management party is integrated with the autonomous operating systems of the entities.

Abstract: An image forming apparatus that is capable of using a residual sheet effectively even in a double-sided printing mode. A control unit controls to perform a double-sided image formation process to recording sheets. A detection unit detects a jam of the recording sheet. A determination unit determines whether residual sheets, which are recording sheets on the conveyance path other than a jamming sheet that generates a jam, are available in the image forming process resumed after the jam is removed based on the number of copies of sheets on which the same image is formed, the recording sheets on which images have been formed on one sides, and the latest recording sheet that was normally ejected. The control unit stops the process and ejects the residual sheets that are determined unavailable from the conveyance path when a jam is detected during the process.

Abstract: A method for performing color-to-color correction while printing multiple copies of a print job having one or more documents includes printing one or more copies of the print job and determining at least one color registration error for at least one type of color registration error produced during the printing of the one or more copies of the print job. A color plane correction value is then determined for each document in the print job and for each color plane error produced during the printing of the one or more copies of the print job. One or more subsequent copies of the print job is printed using the color plane correction values, where the color plane correction values used for each document are the correction values determined for that document. The color plane correction values can be updated periodically, at select times, or after each copy is printed.

Abstract: An image forming apparatus capable of properly reducing recovery printing time, while reducing abrasion and deterioration of image bearing members. As an image formation mode determining method, a first method is selected before a print job is interrupted e.g. a jam, whereas for recovery printing, one of the first method and a second method is selected. In the first method, if an image to be formed is a color image, an image formation mode is set to an all-contact mode having an intermediate transfer belt brought into contact with all of photosensitive members, and if the image is a monochrome image, the mode is set to a partial-contact mode having the belt brought into contact only with a photosensitive member for black toner. In the second method, the mode is set to the all-contact mode for all pages on which image formation is to be performed.

Abstract: A printing apparatus includes a print mechanism which performs a printing on a plurality of papers; a paper feed section on which the papers to be printed are placed; a paper discharge section on which the papers that have been printed are placed; a transport route which extends from the paper feed section to the paper discharge section via a printing position at which the printing is performed by the print mechanism; a transport mechanism which successively transports the papers along the transport route; and a controller which controls the transport mechanism. The controller controls the transport mechanism to perform a transportation of the papers by a plurality of transport modes including a first transport mode and a second transport mode.

Abstract: A developer cartridge is described. The developer cartridge detachably mountable on a tandem type photosensitive unit slidable to a drawn-out position and a mounted position with respect to an image forming apparatus body may include a casing; a developer carrier rotatably supported on one end portion of the casing for carrying a developer; a pair of upright portions arranged on another end portion of the casing at an interval from each other in the axial direction of the developer carrier to extend from another end portion of the casing in a detaching direction for the developer cartridge; and an elastically deformable coupling portion extending in the axial direction of the developer carrier for coupling the upright portions with each other.

Abstract: A multi-function printer main body has a copy function. A remote terminal conducts various kinds of copy settings or instructions to start copy. An execution button is provided in the multi-function printer main body. When the execution button is operated in normal time, copy is executed with the default settings. When copy is executed by inputting copy settings on the remote terminal side, copy can be executed again with the copy settings used for the last time by operating the execution button until a predetermined period of time passes. Therefore, in a case of executing copy with the default settings or repeatedly executing copy with the same settings as the settings used for the last time, a user's work burden can be reduced because it is sufficient for the user to operate the execution button 38.

Abstract: A print server includes a graphical user interface (GUI) having a dialog screen to enable the user to specify a page range of a current copy and a number of additional copies of a print job to be re-printed upon occurrence of an unrecoverable error during printing of the print job.

Abstract: A paper conveying apparatus includes a sound signal generator for generating a sound signal, a sound jam detector for determining whether a jam has occurred based on the sound signal, a control module for stopping conveyance of a paper when the sound jam detector determines that the jam has occurred, a paper state detector for detecting a state of the paper, and a recovery processing module for performing recovery processing which resumes conveyance of the paper in accordance with a content of detection of the paper state detector when the sound signal generator outputs a predetermined sound signal after stopping conveyance of the paper by the control module.

Abstract: There are provided a paper conveying apparatus, a jam detection method and a computer-readable, non-transitory medium that can improve the user friendliness in the recovery processing when determining that a jam has occurred during conveyance of a paper. The paper conveying apparatus includes a sound signal generator for generating a sound signal, a sound jam detector for determining whether a jam has occurred based on the sound signal, a control module for stopping conveyance of a paper when the sound jam detector determines that the jam has occurred, a paper state detector for detecting a state of the paper, and a recovery processing module for automatically performing a recovery processing which resumes conveyance of the paper in accordance with a content of the detection of the paper state detector after stopping the conveyance of the paper by the control module.

Abstract: An image forming apparatus includes a main body portion including an image carrier, an image-carrier driving unit, a latent-image forming unit, a developing-unit attachment section, and a transfer-unit attachment section. The developing-unit attachment section receives a first developing unit having plural developing members or a second developing unit having a single developing member. The transfer-unit attachment section receives a first transfer unit, which includes a first transfer member capable of retaining a recording medium and a first transfer driving unit that rotates the first transfer member, and a second transfer unit, which includes a second transfer member that cannot retain the recording medium. When the first developing unit and the first transfer unit are attached to the developing-unit attachment section and the transfer-unit attachment section, respectively, the first transfer driving unit is mechanically connected to the first developing unit.

Abstract: An image forming apparatus and a job management method thereof are provided. The job management method includes detecting an occurrence of an error during a processing of a job, and upon detecting the occurrence of the error, providing information about one or more jobs related with the error from among a list of jobs. As a result, it is possible to manage the jobs related with an error and more convenient job management is provided.

Abstract: According to embodiments, provided is an image processing apparatus that includes an erasing unit, an operation panel, and a control unit. The erasing unit erases an image formed on a conveyed recording medium. The operation panel receives the setting of the number of the recording mediums from which the image is removed. The control unit continues the image erasing process until a value obtained by counting the number of the recording mediums conveyed to the erasing unit by including the number of the recording mediums causing a conveyance error reaches the setting number when resuming the image erasing process after stopping the image erasing process in the event of the conveyance error of the recording medium.

Abstract: A method starts when a print job is received from a workstation. The print job includes user printing options and an identification of an initial printer. The method ranks the abilities of the available printers to process the print job to identify the best printer for the print job according to, among other items, printer proximity. If the initial printer identification creates a print policy violation, the method presents a question/statement to the workstation (to the user through the workstation) regarding whether the print job should be redirected to the best printer and provides an automated resubmit option at the workstation. If the resubmit option is activated, the method automatically submits the print job to a different available printer, without requiring the user to manually input the printing options.

Abstract: A method for performing a reservation job of an image forming apparatus includes: selecting the kinds of jobs to be reserved as job data; setting a time for starting and a period for performing the job reserved as the job data; and performing the selected job reserved as the job data at the set time and period.

Abstract: An image forming device includes a controller, a printer, first and second sheet feeding parts, and a document sheet ejection part. The controller includes an image acquiring unit which acquires image data, a document transport control unit which controls transporting of document sheets in the first sheet feeding part so that the document sheets are sequentially fed from the first sheet feeding part and delivered to the document sheet ejection part, and a print control unit. When one of the document sheets associated with a specified page is fed from the first sheet feeding part, the print control unit controls the document transport control unit so that a sheet is fed from the second sheet feeding part to the printer, and the printing control unit causing the printer to print the image data on the sheet and deliver the printed sheet to the document sheet ejection part.

Abstract: Methods and systems are disclosed that generate a screen capture image together with processing selectable options for a user. The screen capture image is saved to a memory of the system and the selectable options are chosen to communicate with an external device and/or helpdesk where information related to the screen can be analyzed or diagnosed for technical issues.

Abstract: A printing apparatus for performing a printing operation includes an image forming portion for forming an image on a surface of a sheet according to image data; a discharge portion for discharging the sheet with the image formed thereon with the image forming portion; a reverse transportation unit for returning the sheet discharged with the discharge portion into the printing apparatus to reverse the sheet, so that another image is formed on another surface of the sheet according to image data; a detection unit for detecting the sheet discharged with the discharge portion when the sheet is pulled out before the reverse transportation unit returns the sheet; and a control unit for controlling the image forming portion to form the image on another sheet according to the image data when the detection unit detects that the sheet is pulled out.

Abstract: A printing apparatus capable of processing a variable data printing (VDP) job including a plurality of records includes a determination unit configured to determine whether the number of occurrences of printing failures depending on a reusable object included in the VDP job is greater than or equal to a set number of times, and whether the number of appearing times of the reusable object on remaining pages of the VDP job is less than a set value, and a printing control unit configured to control continuing or cancelling the variable data printing job based on a determination result of the determination unit.

Abstract: A printing apparatus includes a controller that, upon receipt of a printing suspension instruction during printing on a print medium by a printing device, causes a conveyor to stop a conveyance of the print medium from an upstream side to a downstream side after printing a mark on the print medium, causes the conveyor to convey the print medium from the downstream side to the upstream side, then to stop the conveyance of the print medium after a sensor detects the mark printed on the print medium, and upon receipt of a printing restart instruction, causes the conveyor to convey the print medium from a returned position where the print medium is stopped to the downstream side and controls a timing of a printing based on a detection of the mark by the sensor.

Abstract: An image forming apparatus to be network-connected is provided with an acquirer for requesting event information indicating a specific event having occurred in another image forming apparatus via a network and acquiring the event information transmitted via the network in response to this request, and a processor for performing a predetermined process to deal with the specific event when the event information is acquired by the acquirer.

Abstract: An image processor includes: a resuming unit that allows a printing device to resume an interrupted printing process; and an output processing unit that carries out an output process of resuming information including the reduced image of an image of a page in which the printing process is resumed and the information of the page in which the printing process is resumed.

Abstract: A print control apparatus having a decision unit, a print control unit, and a determination unit. The decision unit decides a print order for duplex printing on a continuous sheet. The print control unit causes the print unit to execute a continuous print of first face images on a first face and second face images on a second face after completion of the print on the first face in accordance with the decided print order. In a case where the determination unit determines that an interruption factor occurs before the completion of the print on the first face, the print control unit performs switches to a print on the second face and to cause the print unit to execute a print of any second face image that is predetermined to be arranged on the second face relative to any first face image already printed on the first face.

Abstract: The present invention provides an image forming apparatus including: an intermediate transfer member having an elastic layer, to which a toner image on an image bearing member is transferred at a primary transfer portion; a transfer device configured to transfer the toner image on the intermediate transfer member to a recording material at a secondary transfer portion; a cleaning unit configured to be in contact with the intermediate transfer member and clean the intermediate transfer member; and a detection device configured to detect the position of the recording material stopped in the image forming apparatus due to conveyance failure. In a returning operation including driving control of the intermediate transfer member performed after the stopped recording material has been removed, the driving control of the intermediate transfer member is performed according to the detection result of the detection device.

Abstract: In a printing device, the conveying mechanism has a first path from a accommodating unit to the printing position and a second path that conveys the sheet that has once passed through the printing position to the printing position in an inverted state. The controller controls the conveying mechanism to perform an automatic duplex print. Printing on the one side is executed by using the first path and printing on the another side is executed by using the second path. The another side printing error disables printing of an image, by using the second path, on the another side of the sheet, whose one side has already been printed. When the another side printing error occurs, the controller controls the conveying mechanism to convey, through the first path, a sheet and controlling the printing unit to print the image on the sheet based on the set of image data to be printed on the another side.

Abstract: Disclosed is a printer for performing a process on the basis of received print data, the process including feeding a print sheet for a page, printing on the fed sheet, and ejecting the printed sheet. The printer includes a controller that allows a sheet for a succeeding page to be ejected without being printed when allowing the sheet for the succeeding page to be fed before completion of the process on another sheet for a preceding page which is in progress and then recognizing the end of a print data block corresponding to the succeeding page.

Abstract: An image forming apparatus includes a unit that detects the position of a sheet in a sheet transport path when jamming is detected, a forced moving processing unit that, when jamming is detected and rotational driving of sheet transport rollers is stopped, based on the position of the sheet in the sheet transport path, performs forced moving processing in which the sheet is transported so as to forcibly move the sheet to a sheet removal position, and a forced moving processing determination unit that determines whether the forced moving processing is to be performed by the forced moving processing unit in accordance with the position of the sheet that was detected by the sheet position detection unit.

Abstract: In a printing apparatus, first printing data used for the first printing apparatus to perform a print is associated with second printing data generated from the same print job as the first printing data. A printing apparatus detects an operating state of the apparatus. The printing apparatus, when the detected operating state shows generation of an error and the error is not removed, in a case where it is determined that a job inputted into a printing system and associated is not completed, displays information in regard to a removal method of the error on an I/F. In addition, the printing apparatus notifies the printing apparatus of generation information of the error. The printing apparatus displays the information showing that the error is generated on an I/F.

Abstract: A procedure through which a device is started up when power is introduced is fixed. Consequently, if there is a job that has been suspended owing to cut-off of power the length of time from re-introduction of power to resumption of the suspended job is too long. In order to solve this problem, an image processing apparatus, which enables execution of a plurality of jobs by starting up a plurality of software modules, is so adapted that in a case where a job being executed is suspended, execution information indicating status of execution of the job at the time of suspension is stored. The suspended job is resumed based on the execution information. Specifically, in resuming the suspended job, a group of software modules relating to the suspended job is started up before other software modules.

Abstract: An image-forming apparatus includes an image formation section, a placement unit, a paper feed rotating body, a detecting body, a storage unit, and a determination unit. The detecting body detects the arrival of the paper having been supplied by the paper feed rotating body. The storage unit stores measurement data that is based on a measurement time from the start of paper feeding until when the detecting body detects the arrival. The determination unit finds the average time of the measurement times and, when the average time is longer than a predetermined theoretical time, establishes as the paper-non-feed jam detection time a time obtained by adding the absolute value of the time difference between the theoretical time and the average time to a detection reference time. The determination unit determines whether or not a paper-non-feed jam has occurred with the paper-non-feed jam detection time.

Abstract: Embodiments of the present invention comprise systems and methods for detecting the status of printing devices and recovering from printing errors.

Abstract: An image forming system includes: first and second image forming units that respectively form images on first and second surfaces of a recording medium formed into a belt shape while transporting the recording medium spanning the first and second image forming units; first and second transportation controllers that control a pre-transportation operation performed from a transportation start of the recording medium to arrival at a predetermined transportation speed, and a post-transportation operation including return transportation of the recording medium to an upstream side in a transporting direction performed from a start of a transportation stop to a stop of the recording medium; and a recording medium amount setting unit that adjusts transportation amounts of the recording medium in the pre-transportation and post-transportation operations, and thereby sets a recording medium amount existing between the first and second image forming units to a predetermined recording medium amount after the transportati

Abstract: A printer includes a feed unit; an image forming unit, which executes double-side printing; an acceptance unit, which accepts an execution command of either continuation printing and reprinting if double-side printing is stopped and a first recording medium with only a first side image printed thereon exists in the conveying path of the printer; and a control unit, which prints only the unprinted second side image, if a continuation printing command is entered and the control unit reprints the first side image on a second recording medium and also prints the unprinted second side image on the second recording medium, if a reprinting command is entered.

Abstract: An image forming apparatus is provided. The image forming apparatus includes: a printing section configured to perform duplex printing including printing N sheet on a first side thereof and subsequently printing M sheet on a second side thereof, wherein M is equal to or smaller than N, a suspension section which is configured to suspend the duplex printing in response to receiving a request for image adjustment during the duplex printing, while the sheet having the first face thereof printed is caused to stay in the image forming apparatus during the suspension, a correction section which is configured to update a correction data for image adjustment while the duplex printing is suspended by the suspension section, and a restarting section which is configured to restart the duplex printing suspended by the suspension section after the correction data has been updated by the correction section.

Abstract: A control apparatus which makes it possible to realize a configuration for processing a plurality of print jobs efficiently without waste while meeting needs for performing a glossing process on prints. When a sheet printed in a first process is fed from a sheet feeder, the printing apparatus executes a second printing process for processing the fed sheet. When an interrupting factor occurs during execution of the second printing process to cause interruption of the processing, the interrupted processing is resumed on condition that the interrupting factor is removed. A resuming method of resuming the processing is determined based on contents of the processing in the second process.

Abstract: A recording medium is moved to a transfer printing station and print images are transfer-printed. The recording medium is transported to a fixing station. A print stop is initiated whereby the recording medium is halted, a further transfer printing is prevented, and a fixing is deactivated. It is checked whether a transfer-printed but unfixed page is still located in the printing apparatus. If so, a warning notification is automatically generated. A query is made as to whether an operating command has been input. If so, it is checked whether the unfixed page would also be output unfixed. If no, the operating command is executed. If yes, the print stop is automatically maintained. It is also inspected as to whether the unfixed page would be output upon execution of an additional operating command. If no, the additional operating command is executed. If yes, an error message is automatically generated.

Abstract: An image processing apparatus includes an input portion for inputting image information, an information storage portion for storing the input image information, a transmission portion for transmitting the image information, and a control portion for processing input, storage and transmission of image information in parallel. The control portion, in the case where an input error occurs in the middle of performing input of image information, causes a transmission portion to transmit an instruction to delete information that has been transmitted to a transmission destination, and to start a retransmission after combining the image information before the input error occurs with the image information input after the input error occurred to form one file.

Abstract: A printing system which enables to improve its flexibility, convenience, and/or productivity by utilizing a post-processing by a post-processor connected to a printer without printing by a printer. An execution request is received for a specific type of job executing a post-processing by a post-processor connected to a printer without printing by the printer. The post-processor is caused to execute the post-processing for a first printed matter previously generated for the specific type of job without printing by the printer when receiving the execution request. Print data is received which is utilized for generating the first printed matter. The printer is caused to generate a second printed matter corresponding to the first printed matter, by using the print data.

Abstract: An image forming apparatus includes an image forming unit; a transport roller transporting the sheet to the image forming unit; a stacking unit stacking a sheet; a manual feed path extending from a manual feed slot to the transport roller; a feed path extending from the stacking unit to the transport roller; a feed unit transporting the sheet of the stacking unit to the transport roller through the feed path; a first detection unit detecting a sheet inserted into the manual feed path from the manual feed slot; and a control unit, when the first detection unit detects the sheet inserted from the manual feed slot while an operation to feed the sheet of the stacking unit to the image forming unit by the feed unit and the transport roller, and an image forming operation by the image forming unit are executed, aborting the image forming operation.

Abstract: An image forming system executes image forming with pages kept continuous by controlling supplying of sheets corresponding to pages for which sheets have not fed in consideration of pages for which sheets have already been fed, even if image forming processing is temporally suspended.

Abstract: An image forming apparatus control unit interrupts print processing when it determines that a predetermined factor has occurred. When the print processing is restarted, the image forming apparatus control unit controls a printing unit to perform print processing on a specific number of sheets and then, after determining that a result of inspection for the specific number of sheets does not indicate a print failure, start print processing on sheets following the specific number of sheets.

Abstract: After the start of an image formation operation, feeding of a sheet on which an image is to be formed is started, and an image formed on an image carrier is transferred onto the fed sheet. On the other hand, after the start of the image formation operation, in a case that the sheet has not been detected within a predetermined time period in a predetermined position on the upstream side of a transfer position, transfer is stopped, and after the stoppage of the transfer, re-feeding of the sheet is performed. By the re-feeding, in a case that the sheet has been detected in the predetermined position, formation of an image to be transferred onto the sheet is started, then the timing of start of the feeding of the sheet is delayed from the timing of start of the feeding in normal times.