To unlock xti 4000 - Crown XTi 4000 Amplifier

SOURCE: Crown XTi 4000 brand new digital amp how can i

Hiya, to unlock press PREV and NEXT until it says unlocked.

The short 1 sounds a little serious though. Have you tried taking off the speakers?? If still there then suggest contacting crown. They have a pretty good no nonsense 3 year warranty

Best of luck