Keyboard lost connection pleae help

I have a iview 1895QW and my keypad disconnected when I try to reconnect it asks for a pin number and I do not have one help please.

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0