Brother HL-2400C Service Manual page 48

CHAPTER IV STRUCTURE OF SYSTEM COMPONENTS........... IV-1
1. BASIC STRUCTURE................................................................................. IV-1
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-36
2.2.1 Control of the Print Process ....................................................................................IV-36
2.3 Main PCB (Video Controller PCB) .................................................................................IV-46
2.3.1 Outline.....................................................................................................................IV-46
2.3.2 Circuit ......................................................................................................................IV-49
2.4 Power Supply Unit .........................................................................................................IV-70
2.5 High Voltage Power Supply Unit....................................................................................IV-73
2.6 Wiring Diagram ..............................................................................................................IV-76
CONTENTS
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