My toddler was hitting buttons on my Brother MFC-7340 printer and managed to get it to spit out this demo/promotional page:
(which he then crumpled into a ball 🙂
I’ve been unable to replicate this or find any documentation about it. It is different from the printer’s “test page”. How do I print this page using only buttons on the printer? Or, failing that, how would I go about reverse engineering the function?