III-6
1.3
Engine Controller Circuit
Engine
Controller
Circuit
Primary charging roller
MP Tray Pick-up Solenoid
Laser Unit
High-Voltage
Power Supply
Assy
Paper Feeder
PCB
Detectors
Main Motor
Low-Voltage
Power Supply
Assy
Pick-up Motor
Fixing Unit
Transfer roller
Developing cylinder
Toner sensor
Pick-up Solenoid
Figure 3.5 Engine Controller Block Diagram
Components in the Circuit (refer to the next page)
A. Engine Control CPU
B.
Low-Voltage Power Supply Connector
C.
Fuser Unit Control
C-1. Heater Drive Circuit
C-2. Heater Temperature Input Signal
C-3. Paper Eject Input Signal
D.
Paper Feeder PCB Control Signals and Connector
E.
Option Interface Circuit and Connector
F.
High-Voltage Power Supply Control Circuit and Connector
G.
Laser Unit Control
G-1. Laser Unit Motor Control Circuit
G-2. Laser Diode Drive PCB Control Circuit
H.
Fan Motor Drive Circuit
I.
Main Motor Control Circuit
J.
Cover Open Detect Circuit
K.
Safety Door Switch Circuit
Summary of Contents for HL-2060
Page 1: ...MECHANICS ELECTRONICS SERVICE MANUAL LASER PRINTER ...
Page 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 ...
Page 129: ...VII 16 Test for memory MEMORY DISPLAY MEMORY DEBUG MEMORY TEST exit MENU ...
Page 137: ...Appendix A 3 Main PCB Circuitry Diagram 1 7 CODE UK4058000 B512006 CIR 1 7 NAME A 3 ...
Page 138: ...Appendix A 4 Main PCB Circuitry Diagram 2 7 CODE UK4058000 B512006 CIR 2 7 NAME A 4 ...
Page 139: ...Appendix A 5 Main PCB Circuitry Diagram 3 7 CODE UK4058000 B512006 CIR 3 7 NAME A 5 ...
Page 140: ...Appendix A 6 Main PCB Circuitry Diagram 4 7 CODE UK4058000 B512006 CIR 4 7 NAME A 6 ...
Page 141: ...Appendix A 7 Main PCB Circuitry Diagram 5 7 CODE UK4058000 B512006 CIR 5 7 NAME A 7 ...
Page 142: ...Appendix A 8 Main PCB Circuitry Diagram 6 7 CODE UK4058000 B512006 CIR 6 7 NAME A 8 ...
Page 143: ...Appendix A 9 Main PCB Circuitry Diagram 7 7 CODE UK4058000 B512006 CIR 7 7 NAME A 9 ...
Page 144: ...Appendix A 10 Control Panel PCB Circuitry Diagram 1 1 CODE UK4077000 B512005 CIR NAME A 10 ...
Page 145: ...Appendix A 11 Laser LD PCB Circuitry Diagram 1 1 CODE UK3253000 B48K253 CIR NAME A 11 ...
Page 147: ...June 98 54T046NE0 HL2060 ...