My lock has an audible alarm after I input the PIN code. Blair April 10, 2019 20:45 Updated Please check if anything is blocking the bolt. If not, please contact Alfred at firstname.lastname@example.org for further assistance. Related articles Handing Switch How long does a Bluetooth™ share link last? How do I restore my Alfred DB series to factory settings? What should I do if I forget my PIN code? What should I do if my lock does not respond? Comments 0 comments Please sign in to leave a comment.