Xerox WorkCentre M-24 Color Copier "fault codes 116 321" Questions

fault has occured turn machine off and on and if problem persists contact service provider and it show code 116-321, i did as advised but then the same massege appeared and the code has changed to 103

...116-321 w c xerox 7345 colour machin HELLO.. Please click on the link for the solution to your issue.. http://www.support.xerox.com/support/workcentre-7328-7335-7345-7346/support/enus.html GOOD LUCK! ...

...fault has occurred 10-100 Exit jam 10-105 Exit jam 10-110 Vertical sensor jam 10-120, 122, 125 Duplex jam 10-150, 155 Too much or not enough paper in duplex tray 10-300 Fuser thermistor 10-302 Low ...