This manual describes basic functions, theory of electrical and mechanical operations, maintenance and repair procedures of the printer. 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 This manual consists of six chapters and Appendix 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 Describes the step-by-step procedures for the troubleshooting CHAPTER 4. DISASSEMBLY / ASSEMBLY Describes the step-by-step procedures for disassembling and assembling the product CHAPTER 5. ADJUSTMENT 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 • Electrical circuit boards schematics • Exploded diagram & Parts List CONTENTS
Chapter 1 PRODUCT DESCRIPTION 1.1 FEATURES 1.2 SPECIFICATIONS 1.2.1 Physical Specification 1.2.2 Printing Specification 1.2.3 Paper Feeding 1.2.4 Input Data Buffer 1.2.5 Electric Specification 1.2.6 Environmental Condition 1.2.7 Reliability 1.2.8 Safety Approvals 1.2.9 Acoustic Noise 1.2.10 CE Marking 1.3 INTERFACE 9 1.3.1 Parallel Interface (Forward Channel) 1.3.2 Parallel Interface (Reserve Channel) 1.3.3 USB Interface 1.3.4 Prevention of Data Transfer Time-out 1.3.5 Interface Selection 1.3.6 IEEE1284.4 Protocol 1.4 OPERATOR CONTROLS 1.4.1 Operating Switch 1.4.2 Control Panel 1.4.2.1 Switches 1.4.2.2 Indicators 1.4.3 Panel Functions 1.4.4 Printer Condition and Panel Status 1.4.5 Printer Initialization 1.4.6 Errors 1.4.7 Default Settings Selection Function 1.4.8 Printing of filled patterns 1.5 PAPER 1.5.1 Paper Handling 1.5.2 Paper Specification 1.5.2.1 Cut Sheet 1.5.2.2 Transparency, Glossy Paper 1.5.2.3 Envelope 1.5.2.4 Index Card 1.5.3 Printing Area 1.5.3.1 Cut Sheet 1.5.3.2 Envelopes 1.6 INK CARTRIDGE 1.6.1 Black Ink Cartridge 1.6.2 Color Ink Cartridge 1.7 Changing the Model Name Chapter 2 Operating Principles 2.1 Overview 2.1.1 Printer Mechanism 2.1.2 Printhead 2.1.2.1 Printing Process 2.1.2.2 Printing Method 2.1.3 Carriage Mechanism 2.1.4 Paper Feeding Mechanism 2.1.5 Paper Loading Mechanism (ASF Unit) 2.1.6 Ink System Mechanism 2.1.6.1 Pump Unit & Wiper mechanism 2.1.6.2 Capping Mechanism 2.2 Electrical Circuit Operating Principles 2.2.1 C383 PSB board 2.2.2 C383 MAIN Board 2.2.2.1 Main elements 2.2.2.2 C383MAIN-B, C383MAIN-C 2.2.2.3 Printhead Driver Circuit 2.2.2.4 PF Motor (PF/ PUMP/ ASF Motor) Driver Circuit 2.2.2.5 CR Motor Driver Circuit 2.2.2.6 Reset Circuit 2.2.2.7 EEPROM Control Circuit 2.2.2.8 Sensor Circuit Chapter 3 Troubleshooting 3.1 Overview 3.2 Troubleshooting with LED Error Indications Chapter 4 Disassembly and Assembly 4.1 Overview 4.1.1 Precautions 4.1.2 Tools 4.1.3 Work Completion Check 4.2 Disassembly 4.2.1 Housing removal 4.2.2 Operation Panel removal 4.2.3 Printhead removal 4.2.4 CR motor removal 4.2.5 Waste drain ink pad unit removal 4.2.6 Circuit board removal 4.2.7 LD Roller removal 4.2.8 HP/PE Sensor removal 4.2.9 Ink system unit removal (Cap & Pump unit ) 4.2.10 Paper Eject Roller removal 4.2.11 PF motor removal 4.2.12 CR unit removal 4.2.13 Paper feed roller removal 4.2.14 Disassembling ASF frame unit Chapter 5 Adjustment 5.1 Outline 5.1.1 Adjustment items 5.1.2 Parallel adjustor 5.1.3 Adjustment with the service program 5.1.4 Installing the service program .9 5.1.5 Starting up the service program 9 5.2 Sequential service program by repair 5.2.1 Functions 5.2.2 Adjustment items 5.2.3 Nozzle check 5.2.4 Bi-D adjustment 5.2.5 Head ID input 5.2.6 Ink replenishment 5.2.7 USB ID 5.2.8 Protection counter clear 5.3 Independent adjustment service program 5.3.1 Functions 5.3.2 Head ID 5.3.3 Bi-D 5.3.4 USB ID 5.3.5 Head cleaning 5.3.6 Ink replenishment 5.3.7 Refurbishment for DOA 5.3.8 Protection counter 5.3.9 Printing on normal A4 paper 5.3.10 CSIC information 5.3.11 EEPROM data Chapter 6 Maintenance 6.1 Overview 6.1.1 Cleaning 6.1.2 Service Maintenance 6.1.3 Lubrication Chapter 7 Appendix 7.1 Connector Summary 7.1.1 Major Component Unit 7.1.2 EEPROM Address Map 7.2 Component Layout 7.3 Exploded Diagram 7.4 Parts List 7.5 Electrical Circuits FORMAT: High resolution PDF document! ZIP archive: 10 241 kB
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