iPad Air Glass (and Digitizer) Front Panel Repair Service. This Service is for iPad Air. If you have cracked glass or a non-functional touch sensor (this is the digitizer that is actually located under the glass), this is the service for you. If there are any dents in your iPad’s metal frame we will knock them out for free to make the best possible fitment for the new screen. Model numbers A1474 / A1475 / A1476 / A1822 / A1823.