I'm getting spots of colors and the image is getting lighter

I'm getting spots of colors and the image is getting lighter in b/w and color even with new cartridge, maybe the laser lamp is weak, needs a maintenance.

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

crwdns2934109:0crwdne2934109:0

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