III-14
TRANSFER HIGH-VOLTAGE
TONER SENSE
DBOUT
P2
8
7
10
9
6
11
13
12
14
15
/HVT3
/HVT2
HVTFB
HVT4
/HVT1
TONER1
TONER2
0V
24VRET
+24V
Pulse
Generator
Current
Buffer
P1
High-Voltage
Electrode
Current
Buffer
Attenuator
Constant Current
Control Unit
(Feedback Circuit)
(ON / OFF Circuit)
Toner Sense
Control Unit
(HVT4 Control Circuit)
Current
Buffer
(Toner 1 Circuit)
(Toner 2 Circuit)
P3
Toner Sense
Electrode
Pulse
Generator
Constant Voltage
Control Unit
Figure 3.11 High-Voltage Power Supply Block Diagram 2
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 ...