Pixma mg6220 won't scan to pc - Canon PIXMA MG6220 Wireless Photo All-in-One Inkjet Printer, Copy/Print/Scan

Try reinstalling the printer driver and have a print head align test done.

check or change red ink cartridge and then do a couple of cleans via printer properties from your p.c.

Canon MP620 problem, not showing up at all - Windows 7 Help Forums

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Apr 29, 2012 - He's got a Canon PIXMA MP620 and we're trying to get it to connect to his Windows 7 laptop. ... Basically, I started off with no trace of Canon in the laptop.Then, using the setup disc, I followed all the instructions up to actually connecting the printer to the laptop. Problem with wireless Canon MP620 printer connection Solved ...
Jan 26, 2013
Problems installing Canon MG6220 Wireless Printer in Win 7 x64 ...
Aug 28, 2012
Cannon PIXMA MX870
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cannon mp620 printer
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If there is absolutely nothing on the screen then it is likely faulty and just a new LCD is required. If however it is lit but full of black squares then either the main logic board has had it or the power supply is faulty.

HP 3505 cartridge yellow and blue does not work

I have a PIXMA MP340 printer/scanner--prints fine but when I try to scan, it gives me error code 2, 151,44.

try getting a different usb cable,also try a different usb port

You may need to download canon's navigator program to retrieve the scan. The printer driver will not do that. Just google "canon navigator (plus your printer model) and the program should come up.

try shaking the ink cartridge then reinstall it again canon pixma ink