Canon Community

So I've been getting this general Printer Error and I looked it up and it looked like the most common cause was bad/old ink. So I replaced all ink cartridges and now I get a new error! U052 incorrect print head it's not the incorrect print head, it's...

Please tell me that I don't need a PC to be on in order to scan from the printer? That would be so asinine. It's capable of printing from Google Cloud Print without a computer needing to be on but it can't scan? What's the point of having a scan butt...