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Frequent Contributor
Posts: 43
Registered: ‎04-06-2019

Printer TR4520

I have noticed that when I print documents that the font can be difficult to read in that it is a little blurry. What could be the reason for that without seeing it?

Product Expert
Posts: 3,700
Registered: ‎07-28-2014

Re: Printer TR4520

Hi rhckm49,


Blurry printing from your PIXMA TR4520 can be caused when the encoder/timing strip is dirty or smudged.  To clean the encoder/timing strip, please follow the steps outlined in the following Knowledgebase Article available from Canon's web site:




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