The Canon PIXMA MX870 is an all-in-one inkjet printer capable of printing, sending and receiving faxes, and scanning documents. Somewhere along the line during ownership, you may run into problems while scanning. Most of these problems can be solved by either altering scan settings or by proper maintenance of the scanner. By tweaking the appropriate settings, you can get your built-in scanner up and running again. Writer Bio

How to Troubleshoot Scanning on a Canon MX870 - 44