Canon imageCLASS D780 All-In-One Laser Printer "cleaning glass" Questions

...glass dirty error even though I've cleaned it several times including unscrewing the brackets and cleaning the under side. Found the solution at ...

from ADF. Over that glass is plastic protective sheet. Remove it and clean, also clean the glass. Use glass detergent and after cleaning dry it! Even the smallest dirt can cause lines! Hope that helps

what steps do we need to do when it shows platen glass dirty, clean platen glass? Clean the platen glass with a softh cloth. Obvious, Isn't it?

...the small sized glass plate meant for ADF) & clean it. The black shown only when I use ADF. I cleaned the stream reading glass and run a cleaning comment ... No more black line ... Thanks very ...

My Canon MF6530 keeps flashing "clean platen glass" even though I've cleaned it several times. How do I correct? Hi, You have to take out the glass platten, clean it on both sides. Then clean the top ...

Why is there a line on the left side of my copy when I use the ADF on my Canon Image Clas D1150? It does not do it when the flatbed is used. Please help. Thanks, Joann When lines appear on copies of ...

...cleaning the rollers numerous times, but nothing seems to work. If we just place the paper on the machine, it works fine. Help. This is caused by dirt/debris stuck to your ADF scanner glass. When you ...

When I copy a document from the automatic document feeder the copy has a vertical line about 2 7/8 inches in from the edge of the paper. I don't know how to stop this line from showing up on my copies

line on ADF feeder I have cleaned the roller but still have the line. Its ok if I scan on glass but line comes on paper when going thru the ADF Clean the narrow piece of glass inside the machine next ...

Black smudge mark down 2 inches of right side of copy? Do you see the same smudge mark if you lay the original on the platen rather than using the document feeder? If it only shows when using the ...