Canon S9000 S9000 User's Guide - Page 131

Printed Surface is Scratched Troubleshooting s Ensure you are using suitable paper. • The paper weight must be less than 105 g/m2 (28 lb). If you use non-Canon brand paper heavier than 105 g/m2 (28 lb), the print head may scratch the printed surface. Clean the print head first and print with the correct paper. • The paper must not be curled. This problem can be resolved by simply turning the paper over. s Before starting Borderless Printing, check the paper that you are using. With Borderless Printing, the print quality may decrease or smudging may occur at the top and bottom edges of the paper. Use Photo Paper Pro or Glossy Photo Paper. If smudging still occurs, set the Paper Thickness Lever to the right and try printing again. s When printing on thick paper, set the paper thickness lever to the " " mark. This widens a gap between the print head and the paper. If the paper is scratched even when printing on plain paper, also try this. Print Quality is Poor or Contains Errors 131