Canon imagePROGRAF iPF820 iPF820 User Manual - Page 645
The contrast becomes uneven during printing, The length of printed images is inaccurate
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Problems with the printing quality The contrast becomes uneven during printing Cause The paper feed amount is out of adjustment. Corrective Action Adjust the feed amount. (→P.552) The type of paper specied in the printer driver does not match the type loaded in the printer. Load paper of the same type as you have specied in the printer driver. (→P.118) (→P.150) Make sure the same type of paper is specied in the printer driver as you have loaded in the printer. 1.Hold down the Stop button for a second or more to cancel printing. 2.Change the type of paper in the printer driver and try printing again. The length of printed images is inaccurate Cause In the printer menu, Band Joint is specied in Feed Priority. Corrective Action To ensure the feed amount matches the paper size, select Print Length in Feed Priority in the printer menu and enter the amount for adjustment in Adjust Length. (→P.552) You can adjust the feed amount in 0.02% increments. (→P.53) The type of paper specied in the printer driver does not match the type loaded in the printer. Load paper of the same type as you have specied in the printer driver. (→P.118) (→P.150) Make sure the same type of paper is specied in the printer driver as you have loaded in the printer. 1.Hold down the Stop button for a second or more to cancel printing. 2.Change the type of paper in the printer driver and try printing again. Documents are printed crooked Cause Corrective Action Skew Skew Check Lv. has been set to Loose or Off. Choose Standard in Skew Check Lv.. Width Detection has been set to Off. Choose On in Width Detection. Troubleshooting 631
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