Canon printer PIXMA MG7520 User Manual
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Problems with Printing Quality Print Results Not Satisfactory Ink Is Not Ejected 851
Print Results Not SatisfactoryIf the print result is not satisfactory due to white streaks, misaligned lines, or uneven colors, confirm the paper and print quality settings first. Check1 Do the page size and media type settings match the size and type of the loaded paper? When these settings are incorrect, you cannot obtain a proper print result. If you are printing a photograph or an illustration, incorrect paper type settings may reduce the quality of the printout color. Also, if you print with an incorrect paper type setting, the printed surface may be scratched. In borderless printing, uneven coloring may occur depending on the combination of the paper type setting and the loaded paper. The method of confirming the paper and print quality settings differs depending on what you do with your machine. To copy by operating the machineConfirm by using the operation panel on the machine. Setting Items for Copying To copy photo by operating the machineConfirm by using the operation panel on the machine. Copying Photos To print from your memory card by operating the machineConfirm by using the operation panel on the machine. Setting Items for Photo Printing Using the Operation Panel of the Machine To print from a PictBridge (Wireless LAN) compliant deviceConfirm by using your PictBridge (Wireless LAN) compliant device. About PictBridge (Wireless LAN) Print Settings Confirm by using the operation panel on the machine. PictBridge print settings To print from a computerConfirm by using the printer driver. Printing with Easy Setup Check2 Make sure that the appropriate print quality is selected referring to the table in Check 1. Select a print quality option suitable for the paper and image for printing. If you notice blurs or uneven colors, increase the print quality setting and try printing again. Note • When printing from a PictBridge (Wireless LAN) compliant device, set the print quality setting by using the operation panel on the machine. You cannot make this setting from a PictBridge (Wireless LAN) compliant device. Check3 If the problem is not resolved, there may be other causes. See also the sections below: Cannot Print to End of Job 852
Part of the Page Is Not Printed No Printing Results/Printing Is Blurred/Colors Are Wrong/White Streaks Lines Are Misaligned Line Does Not Print or Prints Partially Image Does Not Print or Prints Partially Printed Paper Curls or Has Ink Blots Paper Is Smudged/Printed Surface Is Scratched Back of the Paper Is Smudged Vertical Lines Are Printed on the Sides of the Printout Colors Are Uneven or Streaked 853
Cannot Print to End of Job Check1 Select the setting not to compress the printing data. If you select the setting not to compress the printing data with an application software you are using, the printing result may be improved. Click Print Options on the Page Setup sheet on the printer driver. Select the Do not allow application software to compress print data check box, then click OK. * Deselect the check box after printing is complete. Check2 Is the size of the print data extremely large? Click Print Options on the Page Setup sheet on the printer driver. Then, set Prevention of Print Data Loss in the displayed dialog to On. * When On is selected for Prevention of Print Data Loss , print quality may be reduced. Check3 Is the space of your computer's hard disk sufficient? Delete unnecessary files to free disk space. 854
Part of the Page Is Not Printed Check When performing automatic duplex printing, the reason below is possible. When performing automatic duplex printing, the printable area at the top of the page will be 0.08 inches / 2 mm narrower than the usual. For this reason, the bottom of the page may not be printed. To prevent this, select the setting to reduce printing from the printer driver. Important • Reduced printing may affect the layout depending on your document. Apply the print setting specified with the application software if the software has a enlarge/reduce printing function. 1. Open the printer driver setup window. How to Open the Printer Driver Setup Window 2. Check the Duplex Printing check box in the Page Setup sheet. 3. Click Print Area Setup , then select Use reduced printing . 855
No Printing Results/Printing Is Blurred/Colors Are Wrong/White Streaks No Printing Results Printing Is Blurred Colors Are Wrong White Streaks Watch the movie 856
Check1 Did you confirm the paper and print quality settings? Print Results Not Satisfactory Check2 Check the status of ink tanks. Replace the ink tank if the ink has run out. Replacing an Ink Tank Check3 Is the orange tape or protective film remaining? Make sure that all of the protective film is peeled off and the Y-shape air hole is exposed, as illustrated in (A). If the orange tape is left as in (B), pull the orange tape and remove it. Check4 Print the Nozzle Check Pattern and perform any necessary maintenance operations such as Print Head Cleaning. Print the Nozzle Check Pattern to determine whether the ink ejects properly from the print head nozzles.Refer to When Printing Becomes Faint or Colors Are Incorrect for the Nozzle Check Pattern printing, Print Head Cleaning, and Print Head Deep Cleaning. • If the Nozzle Check Pattern is not printed correctly: Check to see if a particular color's ink tank is not empty. If the Nozzle Check Pattern is not printed correctly though ink is sufficient, perform the Print Head Cleaning and try printing the Nozzle Check Pattern again. • If the problem is not resolved after performing the Print Head Cleaning twice: Perform the Print Head Deep Cleaning. If the problem is not resolved after performing the Print Head Deep Cleaning, turn off the machine and perform another Print Head Deep Cleaning after 24 hours. • If the problem is not resolved after performing the Print Head Deep Cleaning twice: If Print Head Deep Cleaning does not resolve the problem, the print head may be damaged. Contact the service center. Check5 When using paper with one printable surface, make sure that the paper is loaded with the printable side facing down. Printing on the wrong side of such paper may cause unclear prints or prints with reduced quality. Load paper with the printable side facing down. Refer to the instruction manual supplied with the paper for detailed information on the printable side. 857
•When copying, see also the sections below: Check6 Is the platen glass dirty? Clean the platen glass. Cleaning the Platen Glass and Document Cover Check7 Make sure that the original is properly loaded on the platen glass. Loading Originals Check8 Is the original loaded with the side to be copied facing down on the platen glass? Check9 Did you copy a printout done by this machine? If you use a printout done by this machine as the original, print quality may be reduced depending on the condition of the original. Print from the machine directly, or reprint from the computer if you can reprint from it. 858
Lines Are Misaligned Check1 Did you confirm the paper and print quality settings? Print Results Not Satisfactory Check2 Perform Print Head Alignment. If printed lines are misaligned or print results are otherwise unsatisfactory, adjust the print head position. Aligning the Print Head Note • If the problem is not resolved after performing the Print Head Alignment, perform Print Head Alignment manually referring to Aligning the Print Head Manually . Check3 Increase the print quality and try printing again. Increasing the print quality on the operation panel of the machine or in the printer driver may improve the print result. 859
Line Does Not Print or Prints Partially Check1 Is the Page Layout Printing performed or the Binding margin function used? When the Page Layout Printing or Binding margin function is being used, thin lines may not be printed. Try thickening the lines in the document. Check2 Is the size of the print data extremely large? Click Print Options on the Page Setup sheet on the printer driver. Then, set Prevention of Print Data Loss in the displayed dialog to On. * When On is selected for Prevention of Print Data Loss , print quality may be reduced. 860