About 5 minutes before it starts you go on to Sky Sports Football and then you’ll never guess what you have to do next…😉(press the red button)
Edit: Now sports? Do you mean Now TV? It only works on the Sky Sports Football channel as far as I know.
You don’t have to send it back, it says you can keep the old one. Tbf the printing error just obscures the ‘block’ and ‘entry turnstiles’ text, so unless you actually can’t remember which block you’re in every time you attend it’s no biggy.