Canon imagePROGRAF iPF760 Basic Manual

Also see for imagePROGRAF iPF760: Technical documents Setup guide User guide Specifications User guide

Contents

Problems with the printing qualityProblems with the printing qualityPrinting is faint .............................................................................................................................................. 93Paper rubs against the Printhead ................................................................................................................. 93The edges of the paper are dirty .................................................................................................................. 94The surface of the paper is dirty ................................................................................................................... 95The back side of the paper is dirty ............................................................................................................... 95Printed colors are inaccurate ....................................................................................................................... 95Banding in different colors occurs ............................................................................................................... 96Colors in printed images are uneven ........................................................................................................... 96Image edges are blurred or white banding occurs ...................................................................................... 97The contrast becomes uneven during printing ............................................................................................ 97The length of printed images is inaccurate in the feeding direction ............................................................ 97Images are printed crooked ......................................................................................................................... 98Documents are printed in monochrome ....................................................................................................... 98Line thickness is not uniform ........................................................................................................................ 98Lines are misaligned .................................................................................................................................... 98Printing is faintPrinting is faintCause Corrective ActionYou may be printing on the wrong sideof the paper.Print on the printing surface.The Printhead nozzles are clogged. Print a test pattern to check the nozzles and see if they are clogged.(See "Checking for Nozzle Clogging.") →User's GuideBecause the printer was left without inktanks installed for some time, ink hasbecome clogged in the ink supply sys-tem.After the ink tanks have been installed for 24 hours, run Head Cleaning B from the ControlPanel.(See "Cleaning the Printhead.") →P.41Paper is jammed inside the Top Cover. Follow the steps below to remove the jammed piece of paper inside the Top Cover.1. Open the Top Cover and make sure the Carriage is not over the Platen.2. Remove any scraps of paper inside the Top Cover.(See "Clearing Jammed Roll Paper.") →P.83(See "Clearing a Jammed Sheet.") →P.863. Close the Top Cover.The ink was not dry when paper wascut.Specify a longer drying period in the Control Panel menu, in Paper Details > Roll DryingTime.(See "Menu Settings.") →User's GuidePrinting may be faint if Print Quality inAdvanced Settings in the printer driveris set to Standard or Fast.In Advanced Settings of the printer driver, choose Highest or High in Print Quality.Printing in Fast or Standard mode is faster and consumes less ink than in Highest or Highmodes, but the printing quality is lower.(See "Giving Priority to Particular Graphic Elements and Colors for Printing.") →User's GuideYou are printing on paper that tends togenerate dust when cut.In the Control Panel menu, set CutDustReduct. in Paper Details to On.(See "Reducing Dust from Cutting Rolls.") →User's GuidePaper rubs against the PrintheadPaper rubs against the PrintheadCause Corrective ActionThe type of paper specified in the printerdriver does not match the type loaded inthe printer.Load paper of the same type as you have specified in the printer driver.(See "Loading Rolls in the Printer.") →P.12(See "Loading Sheets in the Printer.") →P.18Make sure the same type of paper is specified in the printer driver as you have loaded in theprinter.1. Press the Stop button and stop printing.2. Change the type of paper in the printer driver and try printing again.iPF760 Printing is faintBasic GuideTroubleshooting Problems with the printing quality93