Table Of Contents; Chapter 3 Theory Of Operation - Brother MFC6800 Service Manual

CHAPTER 3 THEORY OF OPERATION

3.1 OVERVIEW ......................................................................................................................3-1
3.2 MECHANISMS .................................................................................................................3-2
3.2.1 Scanner Mechanism ............................................................................................3-4
3.2.2 Laser Printing Mechanism....................................................................................3-6
3.2.2.1 Paper pulling-in, registration, feeding, and ejecting mechanism..................3-6
3.2.2.2 Print process mechanism.............................................................................3-8
3.2.2.3 Heat-fixing mechanism ................................................................................3-9
3.2.3 Sensors and Actuators .......................................................................................3-10
3.3 CONTROL ELECTRONICS...........................................................................................3-12
3.3.1 Configuration ......................................................................................................3-12
CONTENTS