Brother HL-2600CN Service Manual page 51

CHAPTER IV STRUCTURE OF SYSTEM COMPONENTS ...........IV-1
1. BASIC STRUCTURE..................................................................................
1.1 Print System and Transfer System ................................................................................. IV-6
1.1.1 Structure of the Printer ............................................................................................. IV-7
1.1.2 Basic Structure of the Printing System..................................................................... IV-8
1.1.3 Details of Each Process ......................................................................................... IV-10
1.2 Scanning System.......................................................................................................... IV-21
1.3 Paper Transportation System ....................................................................................... IV-23
1.4 Fusing Unit.................................................................................................................... IV-25
2. STRUCTURE OF THE CONTROL SYSTEM .......................................... IV-27
2.1 Basic Structure ............................................................................................................. IV-27
2.1.1 Electrical System and Functions ............................................................................ IV-27
2.2 Control System ............................................................................................................. IV-34
2.2.1 Control of the Print Process ................................................................................... IV-34
2.3 Main PCB (Video Controller PCB) ................................................................................ IV-42
2.3.1 Outline .................................................................................................................... IV-42
2.3.2 Circuit ..................................................................................................................... IV-44
2.4 Power Supply Unit ........................................................................................................ IV-56
2.5 High Voltage Power Supply Unit................................................................................... IV-60
2.6 Wiring Diagram ............................................................................................................. IV-63
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IV