Let's go through some fast & simple Canon Printer Troubleshooting guides. Start with making ascertain that the power wire is properly plugged into your wall outlet. Next, make sure your USB cord is securely attached to your computer. Open the top of the printer & verify for a piece of paper stuck within the paper tray with your eyes. Then, consult your handbook to check whether an error code corresponds. To eliminate the linked problem, follow the prompted instructions in the manual.