Printer Repair Questions? Ask IT Technicians for Answers ASAP
Hello, I am glad to help.
On the back of the printer, you will see two buttons you can squeeze together to open the rear of the printer.
Press these together to remove the back cover.
Follow the video to show you how in this link: http://ugp01.c-ij.com/ij/webmanual/ErrorCode/MX920%20series/EN/ERR/1313.html
It's for a different model printer, but yours has the same button.