Abstract: A method of determining document characteristics prior to processing the document (11) in a document scanner (10) includes capturing at least a portion of an input image of documents in an input tray (20); transmitting the images to a processor (65); determining characteristics of the documents; processing the document based on the characteristics; wherein at least one characteristic is document length (70) or width (80) or position or other characteristics; and disabling or enabling ultrasonic zones (160) in at least one location down the document based on at least one characteristic.

Abstract: Methods and systems herein provide for verification of a calibration of a printer utilizing a hand-held mobile device. In one embodiment, a mobile device includes a camera that captures image data of a calibration target printed by a printing system. The image data is captured in an uncontrolled environment. The mobile device further includes a processor that determines a difference between the uncontrolled environment where the image data was captured and a controlled environment, and adjusts the image data based on the difference. The mobile device then determines whether the printing system is out of calibration based on the adjusted image data.

Abstract: An information processing apparatus capable of realizing setting of an insert including an interleaf sheet and a chapter sheet, on an image forming apparatus, by an intuitive operation similar to an actual insertion operation. An operation terminal includes a touch screen display and a network communication section which communicates with an MFP, and is capable of performing an operation on the MFP concerning document printing, and setting an insert to a printed matter to be printed by the MFP. When a user's drag operation causes insertion of an insert image displayed on the touch screen display between adjacent preview images of pages of the printed matter displayed on the same, the insert image is set as an interleaf sheet, and when the operation causes superimposing of the insert image on a preview image, the insert image is set as a chapter sheet.

Abstract: An image processing apparatus comprises a first detecting unit configured to detect an object, a power control unit configured to shift the image processing apparatus from a second power state to a first power state which consumes more power than the second power state when the first detecting unit detects an object, and a second detecting unit configured to detect a sheet ejected to a sheet ejecting unit. The power control unit does not shift the image processing apparatus to the first power state when the second detecting unit no longer detects the sheet before a lapse of a predetermined period of time after the first detecting unit detects an object. The power control unit shifts the image processing apparatus to the first power state when the second detecting unit detects the sheet before a lapse of the predetermined period of time after the first detecting unit detects an object.

Abstract: An object of this invention is to reduce the burden of setting work when setting the correspondence between printing media and paper feed stages in a printing apparatus which selects a predetermined printing medium and prints image data. To achieve this object, according to this invention, an information processing method in a printing apparatus capable of selecting a desired printing medium as a printing condition in selecting a printing medium set on the paper feed stage and printing includes the display step of displaying a medium setting template, the step of selecting an arbitrary template name from the template names of the displayed medium setting template, and the step of setting the correspondence between the set medium contents and the paper feed tray in correspondence with the selected template name. A printing process is performed on the set medium for each paper feed tray.

Abstract: An image capturing apparatus includes a housing, a processor module, a sheet feeder, an image capturing assembly, a display module and an operation interface. The image capturing assembly captures both of first and second images of a document sheet, past a scan region and transported by the sheet feeder, and produces first and second image data representative of the first and second images in either a single-sided or double-sided scanning mode. The display module displays representation images of the first and second images. The operation interface receives user input and outputs a selection signal comprising information of selecting at least one of the first and second images. The processor module processes at least one of the first and second image data into output image data according to the selection signal.

Abstract: An image forming apparatus is provided with a processing unit that performs a predetermined process, a power-supply shutting unit that shuts off power supply to the processing unit when a predetermined door is opened, a voltage detecting unit that detects a decrease in voltage at a point located posterior to the power-supply shutting unit, and a communication control unit that does not initiate communication with the processing unit if the decrease in voltage is detected by the voltage detecting unit before a start of the communication with the processing unit, and judges the just-ended communication as abnormal if the decrease in voltage is detected by the voltage detecting unit after the end of the communication with the processing unit.

Abstract: A tape printing apparatus compares a back-side background region of print data to be previously printed and a front-side background region of print data to be subsequently printed upon receipt of plural print data including background. If they are different, the tape printing apparatus creates a front-side color mixture tolerance region and a back-side color mixture tolerance region based on the front-side background region and the back-side background region, respectively, so that the front-side color mixture tolerance region and the back-side color mixture tolerance region are arranged continuously. The apparatus sets cut positions at a front edge border and a back edge border of each print data and cut the tape off at those portions while carrying out full-color print on the tape based on respective print data.

Abstract: An image processing apparatus comprising, a detector unit configured to detect an event that a user logged in to the image processing apparatus logs out, an query unit configured to be operable when said detector unit detects the event, to query the user whether or not to change a setting of a job under execution, and a control unit configured to be operable when the setting of the job is to be changed as a result of the query made by said query unit, to change the setting of the job and then perform a logout, and, when the setting of the job is not to be changed as a result of the query made by said query unit, to restrict the logout.

Abstract: A method for end-to-end printing, including entering into service level agreements with each of a plurality of partner systems that enable customers to order personalized print products, wherein a service level agreement designates maximum delays for finishing customer print orders, receiving customer print orders transmitted from the plurality of partner systems, each print order specifying at least one personalized print product, serializing the print orders into a plurality of work items, each work item corresponding to a part of a personalized print product that is to be printed on printable material, dynamically assigning priorities to the work items, dynamically advancing the work items through a plurality of print processing states, wherein each processing state processes work items in order of their priorities.

Abstract: Data specified by a distributor can be printed in an arrangement similar to that of the display state corresponding to the layout which is viewed by a person, to whom a printed matter is distributed, on the screen of his/her device in use. By specifying a user, i.e., the distribution destination for the printed matter, an information processing system can print the output data for a portlet application in accordance with the layout on the portal screen displayed by the user. In the portal server 102, the user information control section 205 manages the registration status of portlet application on a per-user or per-group basis and the layout information about print data. When a user or a group, i.e., the distribution destination for the printed matter, is specified, the output data for a portlet application is printed in accordance with the layout displayed on the portal screen set in the device used by the specified user, based on user information.

Abstract: An information processing apparatus causes a sheet processing apparatus to eject a sheet before a process of a job starts when the process for ejecting the sheet is set for the job, before the process of the job starts. A control method for controlling a printing apparatus includes determining whether a setting unit has made, for a job, a setting to cause the sheet processing apparatus to eject the sheet printed with the printing apparatus and discharged to the sheet processing apparatus, before the printing apparatus starts processing the job, and controlling the sheet processing apparatus to eject the sheet before the printing apparatus starts processing the job when it is determined that the setting unit has made, for the job, the setting to cause the sheet processing apparatus to eject the sheet.

Abstract: A printing control program is disclosed which causes a computer to function as a calculating unit; a page data generating unit which generates page data for outputting unused tab sheets; a job data generating unit which generates one job data set into which a first data job set and a second data set are combined, the first job data set being for outputting a printed output to a first sheet-discharging destination based on manuscript submission data and the second job data set being for outputting the unused tab sheet to a second sheet-discharging destination based on the page data; and a job data transmitting unit which transmits the one job data set to a job management unit which causes information on job data to be displayed on a display apparatus.

Abstract: A printing apparatus includes a determination unit configured to determine whether a document read by a reading unit is blank. The printing apparatus controls a printing unit to perform print processing based on image data corresponding to a document that has been determined not to be blank by the determination unit, and controls the printing unit not to perform print processing based on image data corresponding to document that has been determined to be blank by the determination unit. The printing apparatus discharges a sheet, on which print processing has been performed based on image data corresponding to a document, subsequent to the document that has been determined to be blank by the determination unit, which has been determined not to be blank by the determination unit, to be distinguishable from a sheet that has already been discharged.

Abstract: A printing apparatus is provided, which includes an instruction receiving unit which receives an execution instruction of a print job, a sheet receiving unit which receives printed sheets; a sorting unit which discharges a separation sheet for separating the printed sheets, and a control device which determine whether the print job is a first job to be executed while a user exists in the vicinity or a second job to be executed while the user dose not exist in the vicinity, and which executes the print job in a first mode where the sorting unit does not discharge the separation sheet, when the print job is the first job, and executes the print job in a second mode where the sorting unit discharges the separation sheet, when the print job is the second job.

Abstract: An image forming apparatus includes an image forming unit to form a color toner image using a color toner and a transparent layer using a transparent toner on a sheet of recording media, a sheet conveyance unit to transport the sheet, a 3D display lens forming unit disposed downstream from the image forming unit in a sheet conveyance direction, and a controller. The 3D display lens forming unit includes a shaping member including an uneven portion having predetermined surface unevenness, and a pressure member to press the shaping member against the sheet, forming a shaping nip between the shaping member and the pressure member. The 3D display lens forming unit shapes the transparent layer that is an outermost layer on the sheet into a stereoscopic display lens by transferring the surface unevenness of the uneven portion of the shaping member to the transparent layer formed on the sheet.

Abstract: A system and method for implementing selectable platen sheet rulers as one of technology-based dynamically adaptable platen sheet rulers or physically-replaceable platen sheet rulers or a plurality of physically-replaceable platens having associated with each a permanently-affixed set of platen sheet rulers for device emulation, are provided. The user is provided with a mechanism by which to select a different origin for imaging operations in an image forming device. To enable emulation on the image forming devices, selectable rulers are employed. Dynamically-adaptable rulers include liquid crystal display (LCD) technology, light emitting diode (LED) arrays or similar tools to configure platen sheet ruler displays to frame a platen of the image forming device to enable real-time changing of the platen sheet rulers. Separately, physically-replaceable rulers such as, for example, one of “snap-in” rulers that are changeable with respect to a set platens in the image forming device are provided.

Abstract: Embodiments of the present invention provide a handheld device comprising an input/output (I/O) module configured to at least one of print and scan images on a surface adjacent to the handheld device, a position module operatively coupled with the I/O module to determine at least one of a position and a velocity of the handheld device, and a filter coupled to the I/O module to regulate a rate of deposition of a printing substance by the I/O module.

Abstract: A printing apparatus which is capable of appropriately discharging extra tab sheets, without placing the burden of removing the extra tab sheets on a user even in the case of attaching tab sheets into sheets to be subjected to reverse-order printing. An MFP controller determines a number of tab sheets to be attached to one copy of the printout of a print job. After causing discharge of extra tab sheets corresponding in number to a difference between the determined number and a number of tab sheets forming one set are discharged, the MFP causes the printout of the print job to be discharged starting with an N-th sheet.

Abstract: An image formation control apparatus capable of reducing vain power consumption of an image forming apparatus that cannot continue printing. The image formation control apparatus executes a print job by controlling a first image forming apparatus and a second image forming apparatus connected to a downstream side of the first image forming apparatus. A determination unit determines whether the first image forming apparatus is able to execute the print job based on status information about the first image forming apparatus. A control unit shifts the first image forming apparatus to a power saving mode and controls the second image forming apparatus to execute the print job when the determination unit determines that the first image forming apparatus cannot execute the print job.

Abstract: In an image forming apparatus for making a position deviation correction, a position deviation amount can be accurately calculated by stabilizing the detection result at position deviation detecting and considering an ideal correction amount and an actual correction amount to make the position deviation correction accurately. A forming unit forms a pattern for position deviation detection without making the position correction for less than one pixel by an image position correcting unit, to a pattern formed in the vicinity of a detection region of a detecting unit, and the position deviation amount is calculated by using a value of a position correction which is not made to the pattern for position deviation detection to be formed.

Abstract: A method for processing print jobs by an image-processing apparatus includes an output module for receiving output of the print jobs and a control unit configured to maintain a queue of print jobs to be processed. The method includes, for each print job, the steps of printing the print job by the image-processing apparatus, and stacking output of the print job in the output module. The control unit is configured to maintain an output check list and the method further includes the step of, when a recoverable error occurs during processing of the print job, that does not lead to an automatic stop of the processing but is likely to cause faulted pages in the printed output, automatically creating an entry in the output check list, so as to advise an operator to check the possibly faulted pages in the output stack.

Abstract: An image forming apparatus includes an image forming unit to form an image on a recording medium; an inverting transport unit to invert first and second surfaces of the recording medium, and front and rear ends of the recording medium to transport the inverted recording medium; a recording medium width measuring unit to measure an end position of the recording medium in a width direction orthogonal to a transporting direction of the recording medium at a measuring position having an approximately identical distance from one end of the recording medium in the transporting direction before and after the image is formed on the recording medium; and a correcting unit to correct an image to be formed on a subsequent recording medium based on a change in a shape of the recording medium computed based on a measured result from the recording medium width measuring unit.

Abstract: An image forming apparatus includes an image forming section, a document size detecting section, a recording medium size selecting section, and a control section. When one of a pair of image data sets to be placed on both sides of a common recording medium by image formation of the image forming section is greater in length of the document size detected by the document size detecting section than the other, the recording medium size selecting section selects, as a size of the recording medium for the pair of image data sets, a size greater in length than the other image data set. When the other image data set is to be formed as an image on a page preceding the one image data set, the control section allows the image forming section to form the image on an area from a leading edge to a middle of the recording medium.

Abstract: An image scanner includes: a light source that irradiates, with light, a recording medium on which an image is formed; a light receiving portion that receives light reflected by the recording medium; and a reflecting portion that has a reflecting surface for measuring the amount of specular reflection light coming from the light source, the specular reflection light being included in the light received by the light receiving portion.

Abstract: Print settings changed in a direct printing-capable image forming apparatus are treated as either temporary changes or permanent changes depending on the state of the image forming apparatus when the print settings are changed. Specifically, print settings changed when the image forming apparatus is in a direct printing-executable state are treated as temporary, whereas print settings changed when the image forming apparatus is in a direct printing-inexecutable state are treated as permanent. Usability regarding print settings is improved.

Abstract: An image forming apparatus or an image output system includes a main image forming section for imposing a plurality of jobs and thereby generating at least one piece of main image data, and an interleaf image forming section for generating an interleaf image depending on the jobs of the main image data and generating interleaf image data including the interleaf image.

Abstract: A control device of an account managing server carries out (i) a first process in which the control device (a) obtains client identification information from a client PC via a network and (b) controls a storage device to store, as provisional login information, first login information contained in the client identification information, (ii) a second process in the control device (c) obtains second login information inputted into a multifunction peripheral and (iii) a third process in which the control device (d) permits usage of the multifunction peripheral in a case where the second login information is identical to the provisional login information stored in the storage device. This makes it unnecessary for a user to register login information of a client device newly connected to the network.

Abstract: A print control server includes a print request receiving section which receives an e-mail to an e-mail address assigned to a specific printer as a print request; an induction section which transmits identification information related to the print request to a source of the print request by an e-mail; a print control demand receiving section which transmits the print control page related to the print request after acquiring a print control page demand based on the identification information, and receives a print execution demand to the print request related to the print control page; a data conversion section which creates the print data based on the print request; and a print data transmission section which transmits the print data to the specific printer depending on the print execution demand.

Abstract: An image forming apparatus including a function of executing printing on a preprint sheet acquires orientation information about an orientation setting method of the preprint sheet when receiving a print job. The image forming apparatus includes a control unit, and when processing according to a setting included in the print job cannot be executed unless the orientation setting method of the preprint sheet is changed even if image data included in the print job is rotated, according to the orientation information and the setting included in the print job, the control unit causes a display unit to display an orientation setting method with which the processing according to the setting included in the print job can be executed on the preprint sheet.

Abstract: A non-transitory computer readable recording medium that stores a print management program causing a computer to function as a retrieval unit that retrieves information about first functions of an image forming device and information about second functions of plural second devices; and a determination unit that determines whether the second functions of the second devices can process a print job, when the first functions of the image forming device cannot process the print job. Here, the image forming device and the second devices are connected to a print system including the computer. When the determination unit determines that the second functions of the second devices cannot process the print job, the print management program constrains the second functions of the second devices from being utilized.

Abstract: A method for controlling within a printer driver the insertion of tab sheets into a print job. According to one embodiment, sheets of multiple levels are insertable. The printer driver provides at least input fields for entry and display of parameters for the definition of at least one tab sheet, and an interactive area for visualizing the hierarchical structure and the order of the at least one defined tab sheet corresponding to the level of the tab sheet in the print job. Depending on changes of a tab sheet defined by entered parameters, the visualization of the hierarchical structure and the order of the at least one defined tab sheet in the print job is updated in the interactive area.

Abstract: A print area is acquired from a spool file of each page, and the acquired print area is compared with a print area of a target sheet fed from a printing apparatus. It is determined whether the sheet can be replaced with a sheet smaller than a sheet size set in print data. If it is determined that the sheet can be replaced with a sheet smaller than the sheet size set in the print data, a sheet size changing screen showing information concerning replaceable sheet size candidates is displayed in a display unit. A print control command used for changing the sheet size set in drawing information that is input to a sheet size selected on the sheet size changing screen is added to the print data and the print data to which the print control command is added is transmitted to the printing apparatus.

Abstract: Provided is a printing apparatus having a plurality of sheet feeding units, and method of controlling the printing apparatus. When a print job including paper feed source information is received, paper information set for the sheet feeding unit designated by the paper feed source information is obtained, and stored together with data of this print job. Also, when execution of the stored print job is instructed, a sheet feeding unit that accommodates a sheet having the paper information is selected, and control is performed such that a sheet is fed from the selected sheet feeding unit, and the stored print job is executed on the fed sheet.

Abstract: In an image-forming device, an image-reading unit reads an image formed on an original document. A data-reading unit reads data stored in a storing member of the original document. A duplication-performing unit performs a plurality of duplication processes including at least an image/data-duplication process in which the duplication-performing unit forms the read image on a first recording medium having a storing member and writes the read data to the storing member of the first recording medium, and a data-duplication process in which the duplication-performing unit writes the read data to the storing member of the first recording medium without forming the read image on the first recording medium. A receiving unit receives an image/data-duplication instruction and a data-duplication instruction.

Abstract: A monitoring server that monitors an image forming apparatus and detects an error if any has occurred thereon, identifies a type of firmware that has caused the error, and issues an instruction for replacing a version of the identified type of firmware. The image forming apparatus issues, to a transmission server, a request for transmitting a replacement version of the identified type of firmware. The transmission server refers to a firmware version list table to determine another type of firmware whose version is to be replaced in association with the replacement version of the identified type of firmware. The transmission server transmits the replacement version of the identified type of firmware and the determined another type of firmware to the image forming apparatus. The image forming apparatus receives each firmware transmitted from the transmission server and applies the received firmware to the image forming apparatus.

Abstract: Applications, systems and methods for identifying and monitoring critical colors in a print job and using an embedded color sensing device to measure critical color printed actually printed. The application permits the user to interact with a print job and to select of one or more critical colors from within the print job. In one embodiment, an application is configured to provide a graphical user interface (GUI) to facilitate the user in selecting critical colors. A printing system and method are disclosed for automatically monitoring critical colors in a print job and using an embedded color sensing device to measure critical color printed.

Abstract: An image forming apparatus includes an image data conversion unit configured to convert print data into bitmap data, a sheet feeding unit configured to store and feed a sheet on which printing is to be performed, a detecting unit configured to detect an orientation of the sheet in the sheet feeding unit, a print unit configured to print the bitmap data onto the sheet fed from the sheet feeding unit, a determination unit configured to determine whether or not a data orientation in which pieces of pixel data of the bitmap data are arranged matches the sheet orientation detected by the detecting unit, and an image rotating unit configured to rotate the bitmap data when the determination unit determines that the data orientation does not match the sheet orientation, whereby the data orientation matches with the sheet orientation.

Abstract: A multi-function printer having a compact size and portable configuration while providing printing, scanning and copying functionalities is disclosed herein. The multi-function printer includes a printer assembly and a scanner assembly configured to cooperatively utilize the same pick and paper movement systems along a common feed or paper path to perform these printing, scanning and copying functions. Thus, the disclosed multi-function printer may require a less complex paper movement and control system which, in turn, reduces the printer's overall weight while increasing its flexibility and/or portability.

Abstract: An image forming apparatus includes an image forming unit that forms an image on a recording medium, an output unit that outputs the recording medium on which the image has been formed while providing the recording medium with a wave-like shape in a direction that is substantially perpendicular to a transport direction of the recording medium, and a member having an opening through which the recording medium is output. The opening has a shape corresponding to the wave-like shape of the recording medium provided by the output unit.

Abstract: A printing system having a printing apparatus and a post-processing apparatus connected to the printing apparatus is provided. When an in-line job is received that is set to perform a printing process by the printing apparatus and a post-process by the post-processing apparatus with respect to a sheet printed by the printing process, it is determined whether or not the in-line job is to be separated into the printing process and an off-line process of performing the post-process by the post-processing apparatus without performing the printing process. When it is determined that the separation is to be performed, the printing apparatus is caused to execute the printing process and print information for executing the off-line process is held. When a user's instruction to execute the off-line process is received, the off-line process is executed with respect to the sheet printed by the printing process.

Abstract: The document generating apparatus is provided with: an acquiring unit that acquires information on a first operation on a display screen and information on a second operation on the display screen, the first operation being for designating a part area of an image as an area to be included in an electronic document, and the second operation being for setting a size of a medium on which the electronic document is printed; an adjusting unit that adjusts the part area of the image designated in the first operation into the medium of which size is set in the second operation; and a generating unit that generates the electronic document based on the image adjusted by the adjusting unit.

Abstract: A paper-feeding device and a multi-functional printer are provided. The paper-feeding device includes a base, a driving axle, a position-limiting element and a retaining element. The base has a first assembling portion. The driving axle, the position-limiting and the retaining elements are all in the base. The position-limiting element has a second assembling portion and two position-limiting portions on radial directions of the second assembling portion between the inserting portion and the body. The retaining element includes a swing frame, a paper-separating element and a spring. The body of the swing frame is located between the two position-limiting portions. The first and second pivoting portions coaxial and connect the body are pivoted respectively to the first and second assembling portions. The inserting portion of the paper-separating element is sheathed by the body and the separating element leans against the driving axle.

Abstract: A receiver configured to receive a first command that contains a predetermined code string and a second command that does not contain the predetermined code string from a host computer. A first command analyzer configured to analyze and process only the first command received by the receiver. A buffer configured to temporarily store at least the second command received by the receiver. A second command analyzer configured to analyze and process the second command stored by the buffer. A sound generator configured to generate a sound when the first command analyzer analyzes the first command and determines that the first command includes a sound generating command. The first command analyzer analyzes the first command before the buffer temporarily stores the first command.

Abstract: A printing apparatus includes: a printing head for making printing on a medium; a platen disposed as to face the printing head in a way selectable between being close and being remote from the printing head; a medium conveying unit changeable of a contacting state to the medium for conveying the medium in contact with the medium along a medium conveyance route; a shutter opening and closing the medium conveyance route; a mode selecting unit having plural selectable modes in combination of a choice between being close to and being remote from the platen, the contacting state of the medium conveying unit to the medium, and a choice between closing and opening of the medium conveyance route by means of the shutter; and a controller controlling the mode selecting unit for selecting a prescribed mode from the plural selectable modes.

Abstract: An information processing apparatus and method control execution of jobs performed by a printing apparatus and by a post-processing apparatus that performs a post-processing in which printed matters printed by the printing apparatus are used. Based on a plurality of jobs that designate the execution of printing with the printing apparatus and a post-processing with the post-processing apparatus, the apparatus acquires post-processing step information for the post-processing apparatus designated by the jobs, as well as sheet feed/discharge information related to paper feed to the post-processing apparatus and paper discharge from the post-processing apparatus, and determines whether the front of the printed matter discharged from the printing apparatus is face-up or face-down, as well as the order in which the jobs are to be executed in the post-processing on the basis of the post-processing step information and the sheet feed/discharge information.

Abstract: A rotation amount detecting device for a rotation body includes: a first rotation body having a first surface; a second rotation body having a second surface formed of a material different from that of the first surface and contacting the first surface, and rotating with rotation of the first rotation body; a first support member rotatably supporting the first rotation body at a first position and supporting thereof to be swingable around a first axis at a position different from the first position; a second support member rotatably supporting the second rotation body at a second position and supporting thereof to be swingable around a second axis provided at a position different from the second position, the second axis being the first axis or an axis in the first support member other than the first axis; and a detector that detects a rotation amount of the second rotation body.

Abstract: An image forming apparatus includes a first image forming unit, a second image forming unit. In combined processing to perform two types of processing including one-sided image formation and two-sided image formation, if the one-sided image formation is performed, an image is formed on one side of the sheet by the second image forming unit.

Abstract: An image forming apparatus includes an image forming unit and a control unit. The image forming unit forms an image on a print medium. The control unit controls the image forming unit so as to divide an image larger than the print medium into pieces and to form the image pieces on a plurality of print media. The control unit forms an image formed on a different print medium in a margin where the image is not formed when the print medium contains the margin in case that the image forming unit divides the image into pieces and forms the image pieces on the plurality of print media.

Abstract: A recording apparatus for forming images using a recording head includes a feeding roller, a conveying roller, a conveyance control unit, and a recording control unit. The conveyance control unit performs a conveying operation a number of times after the trailing end of a sheet reaches a predetermined position defined between the feeding roller and the conveying roller such that the trailing end of the sheet is disposed in a predetermined range upstream of the conveying roller in a sheet conveying direction after the conveying operations. At least one of the conveying operations performed a number of times is performed based on a distance from the position of the trailing end of the sheet to the position of the conveying roller.