How to replace or get the print head to move?+

The printhead is at the right and will not go back to the left and I'm getting 'error 46 Unable to print see troubleshooting maintenance chapter"

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

crwdns2934109:0crwdne2934109:0

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