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TABLE OF CONTENTS 

iv

 

3.14 Fan Main ........................................................................................................................ 4-31 

3.15 Chute Transfer ............................................................................................................... 4-32 

3.16  Lever Fuser LH/Lever Fuser RH.................................................................................... 4-33 

3.17 150 Feeder ASSY .......................................................................................................... 4-34 

3.18 550 Feeder ASSY .......................................................................................................... 4-41 

3.19  Sensor Low Paper/Actuator/Plate CST Lock/Stopper Tray R/ Stopper Tray L ............. 4-46 

3.20 Guide Tray Right ............................................................................................................ 4-47 

3.21 Guide Tray Left .............................................................................................................. 4-47 

3.22 Duct Front/Fan SUB....................................................................................................... 4-48 

3.23 ROS ASSY..................................................................................................................... 4-49 

3.24 Shield Plate ROS ........................................................................................................... 4-50 

3.25 Main Motor ..................................................................................................................... 4-50 

3.26 Guide CRU Left.............................................................................................................. 4-52 

3.27 Guide ASSY CRU R ...................................................................................................... 4-54 

3.28 Power Switch ................................................................................................................. 4-55 

3.29 Interlock SW Rear .......................................................................................................... 4-55 

3.30  Gear ASSY Housing ...................................................................................................... 4-56 

3.31  Gear ASSY Plate/Gear 9 ............................................................................................... 4-57 

3.32 PWBA Exit Motor ........................................................................................................... 4-58 

3.33 LVPS .............................................................................................................................. 4-59 

3.34 HVPS/MCU, FFC ASSY ESS ........................................................................................ 4-60 

3.35 PWBA ESS .................................................................................................................... 4-61 

4. PACKING ................................................................................................................ 4-62 

5.  GUIDELINES FOR LEAD FREE SOLDER.............................................................. 4-63 

6. HARNESS 

ROUTING.............................................................................................. 4-66 

 

CHAPTER 5  PERIODIC MAINTENANCE............................................... 5-1 

1.  REPALACING THE TONER CARTRIDGE (TN-1700) .............................................. 5-1 

1.1  Toner Cartridge Handling Precautions ............................................................................ 5-1 

1.2  Replacing the Toner Cartridge......................................................................................... 5-2 

2.  REPALACING THE FUSER UNIT & TRANSFER ROLL CARTRIDGE (FP-8000) ... 5-4 

2.1 Fuser Unit & Transfer Roll Cartridge Handling Precautions ............................................... 5-4 

2.2 Replacing the Fuser Unit & Transfer Roll Cartridge ........................................................... 5-4 

3. REPALACING THE FEED ROLLER ............................................................................ 5-9 

3.1 Replacing the Feed Roller................................................................................................. 5-10 

4. CLEANING THE PRINTER ........................................................................................ 5-13 

4.1 Cleaning the Outside of the Printer ................................................................................... 5-13 

4.2 Cleaning the Interior .......................................................................................................... 5-14 

4.3 Cleaning the Feeder Roller ............................................................................................... 5-14 

4.4 If the Printer Will Not Be Used for a Long Time ................................................................ 5-15 

 

Содержание HL-8050N

Страница 1: ... r S SE ER RV VI IC CE E M MA AN NU UA AL L M M MO O OD D DE E EL L L H H HL L L 8 8 80 0 05 5 50 0 0N N N Read this manual thoroughly before maintenance work Keep this manual in a convenient place for quick and easy reference at all times Sep 2003 SM PRN043 ...

Страница 2: ...ks registered in the United States and other countries and True Type is a trademark of Apple computer Inc Epson is a registered trademark and FX 80 and FX 850 are trademarks of Seiko Epson Corporation Hewlett Packard is a registered trademark and HP Laser Jet is a trademark of Hewlett Packard Company IBM IBM PC and Proprinter are registered trademarks of International Business Machines Corporation...

Страница 3: ... DISASSEMBLY AND RE ASSEMBLY Procedures for disassembling and re assembling the mechanical system CHAPTER 5 MAINTENANCE Periodical replacements parts consumable parts etc CHAPTER 6 TROUBLESHOOTING Reference values and adjustments troubleshooting image defects troubleshooting malfunctions etc CHAPTER 7 SERVICE MODE Professional Menu mode and Service Menu mode etc APPENDIX Serial No descriptions pag...

Страница 4: ...ASIC OPERATION 2 1 1 TO USE THE PRINTER SAFETY 2 1 1 1 Installing and Relocating your Printer 2 1 1 2 Precautions for Power and Ground Earthed Connections 2 3 1 3 Operating Precautions 2 4 1 4 Notes on Handling Consumables 2 5 2 CARTON COMPONENTS 2 7 3 CONTROL PANEL 2 8 3 1 Data LED Indications 2 8 3 2 Liquid Crystal Display LCD 2 9 3 3 Panel Buttons Functions 2 10 4 SETTING UP YOUR PRINTER 2 11 4...

Страница 5: ...er 3 20 2 5 3 Engine 3 22 2 5 4 Fuser 3 25 2 5 5 500 Paper Exit Option Face Up Tray 3 27 2 5 6 Drive 3 28 2 5 7 Electrical 3 29 2 6 Control 3 31 2 6 1 Control of Paper Size 3 31 2 6 2 ROS Control 3 31 2 6 3 Fuser Control 3 32 2 7 Schematic Diagrams of Safety System 3 33 CHAPTER 4 DISASSEMBLY AND RE ASSEMBLY 4 1 1 SAFETY PRECAUTIONS 4 1 2 DISASSEMBLY FLOW 4 2 3 DISASSEMBLY PROCEDURE 4 3 3 1 Drum Un...

Страница 6: ... Motor 4 58 3 33 LVPS 4 59 3 34 HVPS MCU FFC ASSY ESS 4 60 3 35 PWBA ESS 4 61 4 PACKING 4 62 5 GUIDELINES FOR LEAD FREE SOLDER 4 63 6 HARNESS ROUTING 4 66 CHAPTER 5 PERIODIC MAINTENANCE 5 1 1 REPALACING THE TONER CARTRIDGE TN 1700 5 1 1 1 Toner Cartridge Handling Precautions 5 1 1 2 Replacing the Toner Cartridge 5 2 2 REPALACING THE FUSER UNIT TRANSFER ROLL CARTRIDGE FP 8000 5 4 2 1 Fuser Unit Tra...

Страница 7: ...mage Quality FIP 6 46 6 JUDGEMENT OF PRINT CONSISTENCY 6 65 7 PREVENTIVE MAIN MAINTENANCE 6 70 CHAPTER 7 SERVICE MODE 7 1 1 ENTERING HIDDEN FUNCTION MENU MODES 7 1 2 PROFESSIONAL MENU MODE 7 2 2 1 Enabling and Disabling Professional Menu Mode 7 2 2 2 Function Table 7 3 3 SERVICE MENU MODE 7 8 3 1 Entering the Service Menu Mode 7 8 3 2 Function Table 7 8 4 OTHER HIDDEN FUNCTION MENUS 7 11 4 1 Hidde...

Страница 8: ...ection Wiring Diagram A 1 1 1 2 General Wiring Diagram A 2 1 2 Interconnection Wiring Diagram of Parts A 3 1 2 1 Instructions for the Use of the Interconnection Wiring Diagram of Parts A 3 1 2 2 Configuration of the Interconnection Wiring Diagram of Parts A 4 2 HOW TO KNOW PAGE COUNTER PARTS LIFE A 13 1 1 Printing Out of the Print Configuration Page A 13 1 2 How to Read the Page Counter the Parts ...

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