crwdns2933897:0crwdne2933897:0

Keeps doing Flashing, with three beeps

I have cleaned all the sensors on the bottom, Is there only the three sensors, plus two charging sensors that need cleaning?

I tried taking battery out and unplugging to reset.

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

crwdns2934109:0crwdne2934109:0

crwdns2853045:0crwdne2853045:0 crwdns2853046:0crwdne2853046:0
crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0