This manual describes basic functions, theory of electrical and mechanical operations, maintenance and repair procedures of Stylus Pro5000. The instructions and procedures included herein are intended for the experienced repair technicians, and attention should be given to the precautions on the preceding page. The chapters are organized as follows: CHAPTER 1 PRODUCT DESCRIPTIONS Provides a general overview and specifications of the product CHAPTER 2 OPERATING PRINCIPLES Describes the theory of electrical and mechanical operations of the product CHAPTER 3 TROUBLESHOOTING Provides the step-by-step procedures for troubleshooting CHAPTER 4 DISASSEMBLY AND ASSEMBLY Describes the step-by-step procedures for disassembling and assembling the product CHAPTER 5 ADJUSTMENTS Provides Epson-approved methods for adjustment CHAPTER 6 MAINTENANCE Provides preventive maintenance procedures and the lists of Epson-approved lubricants and adhesives required for servicing the product APPENDIX Provides the following additional information for reference: • Connector pin assignments • Electric circuit boards components layout • Exploded diagram • Electrical circuit boards schematics CONTENTS PRODUCT DESCRIPTION 1.1 FEATURES 1.2 SPECIFICATIONS 1.3 ADDING PAPER GUIDE ROLLER UNIT OPERATING PRINCIPLES 2.1 FEATURE 2.1.1 Operating Principles of Printer Mechanism 2.1.1.1 Printing Mechanism 2.1.1.2 Carriage Mechanism 2.1.1.3 Paper Feed Mechanism 2.1.1.4 Upper Surface Sensor Mechanism 2.1.1.5 Paper Return Mechanism 2.1.1.6 Lifter Gear Train Mechanism 2.1.1.7 Hopper 5mm Down Mechanism 2.1.1.8 Sub Roller Gear Train Mechanism 2.1.1.9 Gear Train Change with Hopper installed 2.1.1.10 Ink Engage/Disengage Mechanism 2.1.1.11 PG Disengage Mechanism 2.1.1.12 Ink Valve Mechanism 2.1.1.13 Friction Release Mechanism 2.1.1.14 Gear Train Block Diagram 2.1.2 Outline of Electrical Circuit 2.1.2.1 C228 PSB Board 2.1.2.2 C228 DRV Board 2.1.2.3 C228 Main Board TROUBLESHOOTING 3.1 FEATURES 3.1.1 Problems relating to the printer mechanism ASSEMBLY AND DISASSEMBLY 4.1 OVERVIEW 4.1.1 Precautions 4.1.2 Tools 4.1.3 Screws 4.2 DISASSEMBLY 4.2.1 Housing Upper Removal 4.2.2 Housing Front Unit Removal 4.2.3 Mechanism Unit Removal 4.2.4 MB Rear Unit Removal 4.2.5 Disassembling the Mechanism 4.2.5.1 Discharge Brush Removal 4.2.5.2 Paper Guide Assembly, Cover Removal 4.2.5.3 Print Head Removal 4.2.5.4 MB Front Unit Removal 4.2.5.5 Fan Assembly Removal 4.2.5.6 PS Unit Removal 4.2.5.7 Motor Assembly, PF Removal 4.2.5.8 Motor Assembly, CR Removal 4.2.5.9 Motor Assembly, ASF Removal 4.2.5.10 Carriage Unit Removal 4.2.5.11 Frame, Main, Paper Eject Removal 4.2.5.12 Paper Guide Upper Unit Removal 4.2.5.13 Pump Frame Removal 4.2.5.14 Frame, Main, PF Removal 4.2.5.15 ASF Unit Removal 4.2.5.16 Upper Surface Sensor Removal 4.2.5.17 PE Sensor Removal 4.2.5.18 PR Sensor Removal 4.2.5.19 HP Sensor Removal 4.2.5.20 Cable Assembly, Sensor FPC Removal 4.2.5.21 Interlock Assembly Removal 4.3 DISASSEMBLY AND ASSEMBLY FOR GEAR TRAIN 4.3.1 Disassembly of Gear Train 4.3.2 Assembling Gear Train 4.4 DISASSEMBLY AND ASSEMBLY FOR ASF UNIT 4.4.1 Disassembly of ASF Unit 4.4.2 Assembling ASF Unit ADJUSTMENT 5.1 OVERVIEW 5.1.1 Conditions which adjustment is required 5.1.1.1 Resetting Initial Ink Charge Flag 5.1.1.2 Re-input the Model Name 5.1.1.3 Head Voltage Value Adjustment 5.1.1.4 Head Angular Adjustment 5.1.1.5 Head Height Adjustment 5.1.1.6 Head Gap Adjustment 5.1.1.7 Bi-D Adjustment 5.1.1.8 Uploading of Firmware 5.1.1.9 Parallelism Adjustment 5.1.1.10 Upper Surface Sensor Positioning Adjustment MAINTENANCE 6.1 CLEANING 6.2 MAINTENANCE 6.2.1 Head cleaning 6.2.2 Maintenance Request 6.3 LUBRICATION AND ADHESION APPENDIX 7.1 CONNECTOR SUMMARY 7.2 EEPROM ADDRESS MAP 7.3 COMPONENT LAYOUT 7.4 CIRCUIT DIAGRAM FORMAT: High resolution PDF document! ZIP archive: 39 454 kB
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