Canon imagePROGRAF iPF850 User Guide - Page 634

Paper rubs against the Printhead iPF850 Paper rubs against the Printhead Cause The type of paper specified in the printer driver does not match the type loaded in the printer. Corrective Action Load paper of the same type as you have specified in the printer driver. (See "Loading Rolls in the Printer.") ➔P.345 (See "Loading Sheets in the Printer.") ➔P.369 Make sure the same type of paper is specified in the printer driver as you have loaded in the printer. Paper has been loaded incorrectly, causing it to wrinkle. The Printhead is set too low in the Control Panel menu. You are printing on heavyweight paper or paper that curls or wrinkles easily after absorbing ink. When you have loaded paper, the paper you have loaded does not match the type selected on the Control Panel. 1. Press the Stop button and stop printing. 2. Change the type of paper in the printer driver and try printing again. Reload the paper. (See "Loading Rolls in the Printer.") ➔P.345 (See "Loading Sheets in the Printer.") ➔P.369 In the Control Panel menu, set Head Height to Automatic. (See "Troubleshooting Paper Abrasion and Blurry Images.") ➔P.562 For paper-based media such as Heavyweight Coated Paper, set the VacuumStrngth to Strong or Strongest in the Control Panel menu. If the paper still rubs against the printhead, set the Head Height in the Control Panel menu to a higher value than the current setting. (See "Adjusting the Vacuum Strength.") ➔P.570 (See "Troubleshooting Paper Abrasion and Blurry Images.") ➔P.562 For film-based media such as Tracing Paper, set the VacuumStrngth to Standard, Strong or Strongest in the Control Panel menu. If the paper still rubs against the printhead, set the Head Height in the Control Panel menu to a higher value than the current setting. (See "Adjusting the Vacuum Strength.") ➔P.570 (See "Troubleshooting Paper Abrasion and Blurry Images.") ➔P.562 When printing on paper 0.1 mm (0.004 in) thick or less, choose a VacuumStrngth setting of Weakest in the Control Panel menu. If rubbing still occurs, in the Control Panel menu, use a higher Head Height setting. (See "Adjusting the Vacuum Strength.") ➔P.570 (See "Troubleshooting Paper Abrasion and Blurry Images.") ➔P.562 Be sure to select the correct type of paper in the Control Panel menu when loading paper. (See "Loading Rolls in the Printer.") ➔P.345 (See "Loading Sheets in the Printer.") ➔P.369 Troubleshooting Problems with the printing quality The edges of the paper are dirty Cause The Platen has become dirty after borderless printing or printing on small paper. The type of paper as specified on the printer does not match the type specified in the printer driver. Corrective Action Open the Top Cover and clean the Platen. (See "Cleaning Inside the Top Cover.") ➔P.599 Make sure the same type of paper is specified on the printer as in the printer driver. (See "Changing the Type of Paper.") ➔P.350 Make sure the same paper type is specified in the printer driver as on the printer. 1. Press the Stop button and stop printing. 2. Change the type of paper in the printer driver and try printing again. The paper is wrinkled or warped. 634 Straighten out the wrinkles or curls and reload the paper. Do not use paper that has been printed on previously. (See "Loading Rolls in the Printer.") ➔P.345 (See "Loading Sheets in the Printer.") ➔P.369 A cut line is printed because CutDustReduct. is On in the Control Panel menu to reduce cutting dust. If this function is not needed, set CutDustReduct. to Off in the Control Panel menu. (See "Menu Settings.") ➔P.449 The Printhead is set too low in the Control Panel menu. In the Control Panel menu, set Head Height to Automatic. (See "Troubleshooting Paper Abrasion and Blurry Images.") ➔P.562 User's Guide