ii
CHAPTER III ELECTRICAL SYSTEM ............................................ III-1
1. MAIN PCB......................................................................................................III-1
1.1. Outline................................................................................................................................III-1
1.2. Video Controller Circuit ......................................................................................................III-2
1.3. Engine Controller Circuit ....................................................................................................III-6
2. PAPER FEED DRIVE CIRCUIT.....................................................................III-7
3. DISPLAY CIRCUIT ........................................................................................III-9
3.1 Outline.................................................................................................................................III-9
3.2 Operation ............................................................................................................................III-9
4. LOW-VOLTAGE POWER SUPPLY ASSY ..................................................III-10
4.1 Outline...............................................................................................................................III-10
4.2 Protection Functions .........................................................................................................III-10
5. HIGH-VOLTAGE POWER SUPPLY ASSY..................................................III-12
5.1 Outline...............................................................................................................................III-12
5.2 Operation of the Components of the High-Voltage Power Supply Assy ...........................III-12
CHAPTER IV MECHANICAL SYSTEM ..........................................IV-1
PRINTER DISASSEMBLING PROCEDURE ..................................................... IV-2
PRINTER BODY ................................................................................................ IV-3
1.1 Configuration.................................................................................................................... IV-3
1.2 Control Panel Unit ............................................................................................................ IV-3
1.3 Toner Cartridge Lid .......................................................................................................... IV-3
1.4 Side Cover L .................................................................................................................... IV-4
1.5 Font Cover Assy .............................................................................................................. IV-5
1.6 Upper Cover Assy, Rear Cover Assy............................................................................... IV-5
1.6.1 Upper cover assy, rear cover assy .......................................................................... IV-5
1.6.2 Changeover guide, jam remove cover ..................................................................... IV-7
1.7 Side Cover R.................................................................................................................... IV-7
1.8 DC Fan Motor................................................................................................................... IV-8
1.9 Main PCB ......................................................................................................................... IV-9
1.10 Laser Unit....................................................................................................................... IV-11
1.11 Cartridge Stopper Assy .................................................................................................. IV-12
1.12 Paper Feed Chassis Unit ............................................................................................... IV-13
1.13 Separation Pad Assy...................................................................................................... IV-15
1.14 MP PE Sub Actuator ...................................................................................................... IV-15
1.15 P Feed /Size-SW PCB Assy .......................................................................................... IV-16
1.16 Size-Switch Spring ......................................................................................................... IV-16
1.17 Regist Sensor Actuator .................................................................................................. IV-16
1.18 PE Sensor Actuator MP ................................................................................................. IV-17
Содержание HL-2060
Страница 1: ...MECHANICS ELECTRONICS SERVICE MANUAL LASER PRINTER ...
Страница 41: ...III 8 A B F C D E 1 E 2 E 3 E 4 E 5 F Figure 3 7 Paper Feed Size SW PCB Circuit ...
Страница 129: ...VII 16 Test for memory MEMORY DISPLAY MEMORY DEBUG MEMORY TEST exit MENU ...
Страница 136: ...Appendix A 2 Paper Feed Size SW PCB Circuitry Diagram 1 1 CODE UK4067000 B512011 012 CIR NAME A 2 ...
Страница 137: ...Appendix A 3 Main PCB Circuitry Diagram 1 7 CODE UK4058000 B512006 CIR 1 7 NAME A 3 ...
Страница 138: ...Appendix A 4 Main PCB Circuitry Diagram 2 7 CODE UK4058000 B512006 CIR 2 7 NAME A 4 ...
Страница 139: ...Appendix A 5 Main PCB Circuitry Diagram 3 7 CODE UK4058000 B512006 CIR 3 7 NAME A 5 ...
Страница 140: ...Appendix A 6 Main PCB Circuitry Diagram 4 7 CODE UK4058000 B512006 CIR 4 7 NAME A 6 ...
Страница 141: ...Appendix A 7 Main PCB Circuitry Diagram 5 7 CODE UK4058000 B512006 CIR 5 7 NAME A 7 ...
Страница 142: ...Appendix A 8 Main PCB Circuitry Diagram 6 7 CODE UK4058000 B512006 CIR 6 7 NAME A 8 ...
Страница 143: ...Appendix A 9 Main PCB Circuitry Diagram 7 7 CODE UK4058000 B512006 CIR 7 7 NAME A 9 ...
Страница 144: ...Appendix A 10 Control Panel PCB Circuitry Diagram 1 1 CODE UK4077000 B512005 CIR NAME A 10 ...
Страница 145: ...Appendix A 11 Laser LD PCB Circuitry Diagram 1 1 CODE UK3253000 B48K253 CIR NAME A 11 ...
Страница 147: ...June 98 54T046NE0 HL2060 ...