Brother HL-1060 2. MECHANICS

CHAPTER II -16

2. MECHANICS

2.1 Overview of Printing Mechanism

Fig. 2.17

EL PCB

Main Motor

Fan Motor

Toner

Empty

Sensor

PCB

High-

Voltage

Power

Supply

Primary Charger (Corona Wire)

Primary Charger (Grid)

Developer Roller

Transfer Roller

Toner Empty Sensor

SW Panel PCB

Scanner Unit

Solenoid Resist

Main Cotrol PCB Driver

PCB

SR PCB Relay PCB Solenoid Bin

Thermistor (for Heat roller)

Thermistor (for Tonner)

Fig. 2.18

MP Feeder 2 cover

Papers Multi-purpose Sheet Feeder 1

Manual Paper Path

Multi-purpose

Sheet Feeder 2

Papers

Hopper Plate

Paper Pick-up Roller Pinch Roller

Paper Feed Roller

MP Feeder 1 Cover

Paper Pick-up Roller

Paper Feed

Roller

Pitch Roller

Drum Unit

Blade

Photosensitive Drum

Transfer

Roller Erase Lamp

Fixing Unit

Pressure Roller

Eject Roller

Hopper

Plate

Registration Sensor Lever

Toner Cartrid

Polygon Mirror

Laser Scanner

Toner

Empty

Sensor Suppl

Roller Scanner Unit

Corona Wire

Developm

ent Roller Cleanin

Roller

Eject Sensor

Actuator

Heat Roller

Thermistor

Contents

Main Page PREFACE CONTENTS CHAPTER I FEATURES AND SPECIFICATIONS..........................................I-1 CHAPTER IITHEORY OF OPERATION........................................................ II-1 CHAPTER IIIDISASSEMBLY AND REASSEMBLY.......................................III-1 CHAPTER IVMAINTENANCE AND TROUBLESHOOTING..........................IV-1 APPENDICES CHAPTER I FEATURES AND SPECIFICATIONS 1. FEATURES Page 2. SPECIFICATIONS Page Page Note: Face down: Deliver the printed face of the paper downward. Environment : 23C A ECE B D F Page 3. SAFETY INFORMATION Page CHAPTER II -1 CHAPTER II THEORY OF OPERATION Fig. 2.1 1. ELECTRONICS 1.1 General Block Diagram Fig. 2.1 shows a general block diagram of the HL-1060 printer. CHAPTER II -2 1.2 Main PCB Block Diagram Fig. 2.2 shows the block diagram of the main PCB. Fig. 2.2 Page Note: All the interrupts can be masked. CPU Receive Mode DMA Receive Mode Page Page Page Page Page Page Page Page (Heater) (Driver Circuit) CHAPTER II -15 Fig. 2.16 CHAPTER II -16 2. MECHANICS Fig. 2.18 2.1 Overview of Printing Mechanism Fig. 2.17 Page Page Page - +++++++++ ++ +++ ++ CHAPTER II -21 Fig. 2.27 Surface Potential (V) Page Page CHAPTER III DISASSEMBLY AND REASSEMBLY 1. SAFETY PRECAUTIONS III-2 2. DISASSEMBLY FLOW A B B C C 3. DISASSEMBLY PROCEDURE Page Page Page Page Page Page Page III-11 Fig. 3.17 Page Note: Never touch the surface of the halogen heater lamp. Page Page Page A Page Page Page Page III-22 3.18 Gears and Solenoid (1) Apply grease to the points shown below. Fig. 3.36 Note: Follow instructions below when applying the grease. Page 4. PACKING CHAPTER IV MAINTENANCE AND TROUBLESHOOTING 1. INTRODUCTION 2. CONSUMABLE PARTS Note: Toner life expectancy will vary depending on the type of average print job printed. Page CHAPTER IV -4 3. IMAGE DEFECTS Fig. 4.1 3.1 Image Defect Examples I-1 Light I-2 Dark I-3 Completely blank I-4 All black I-5 Dirt on the back of paper Note: Cleaning of the pressure roller I-6 Black vertical streaks Black and blurred vertical streaks I-7 Black and blurred horizontal stripes I-8 Black vertical streaks (in the gray background) I-9 White vertical streaks I-10 Faulty registration I-11 Poor fixing I-12 Image distortion I-13 Faint print I-14 White spots I-15 Black spots Note: Clean the drum unit as follows: Page I-16 Black bank I-17 Gray background Note: The following cases raise the possibility of this problem. I-18 Hollow print I-19 Downward fogging of solid black I-20 Horizontal lines I-21 Light rain Note: Make the printer in the light rain test mode as follows before checking; CHAPTER IV -19 3.3 Location of High-voltage Contacts and Grounding Contacts Fig. 4.6 Fig. 4.5 Grounding contacts Page 4. PAPER JAM Note: How to make the sensors 5. TROUBLESHOOTING MALFUNCTIONS M-1 No AC power supplied M-2 No DC power supplied M-3 Main motor unrotated M-4 No paper supplied M-5 Insufficient output from high-voltage power supply unit M-6 SR PCB failure M-7 Fixing heater temperature failure M-8 BD failure M-9 Scanner failure F-1 Double feeding F-2 Wrinkles 6. INSPECTION MODE Page Page APPENDIX 1. SERIAL NO. DESCRIPTIONS D 6 9 5 0 5 4 8 8 6 D 3 0 0 0 0 A N B 1 9 0 0 1 6 E B 0 0 0 0 0 1 6 3 3 1. 0 2 8 E 0 5. N B. 0 Appendix 2. Connection Diagram V - 2 Page Page Page Page Page Page Appendix 9. Low-voltage Power Supply PCB Circuit Diagram (110 - 120V) Low-voltage PS Circuit (110 - 240V) NAME V - 9 Appendix 10. Low-voltage Power Supply PCB Circuit Diagram (220 - 240V) Low-voltage PS Circuit (220 - 240V) NAME V - 10 V - 11 Appendix 11. High-voltage Power Supply PCB Circuit Diagram 12 CHG DEV