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This Epson C60 Service 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.

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 Paper Specification
1.2.4.1 Plain paper
1.2.4.2 Envelope
1.2.4.3 Exclusive paper
1.2.5 Printing Area
1.2.5.1 Cut sheet
1.2.5.2 Envelopes
1.2.6 Ink Cartridge Specification
1.2.6.1 Black ink cartridge
1.2.6.2 Color ink cartridge
1.2.7 Electric Specification
1.2.8 Environmental Condition
1.2.9 Reliability
1.2.10 Safety Approvals
1.2.11 Acoustic Noise
1.2.12 CE Marking
1.3 INTERFACE
1.3.1 Parallel Interface (Forward Channel)
1.3.2 Parallel Interface (Reserve Channel)
1.3.3 USB Interface
1.3.4 Prevention Hosts of Data Transfer Time-out
1.3.5 Interface Selection
1.3.6 IEEE1284.4 Protocol
1.4 PANEL CONTROL
1.4.1 Indicators (LEDs)
1.4.2 Panel Functions
1.4.3 Printer Condition and Panel Status
1.4.4 Error Status
1.4.5 Printer Initialization

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 Loading/Feeding Mechanism
2.1.4.1 Paper Loading Mechanism (ASF unit)
2.1.4.2 Paper Feeding Mechanism
2.1.5 Ink System Mechanism
2.1.5.1 Capping Mechanism
2.1.5.2 Pump unit mechanism
2.1.6 Ink Sequence
2.2 Electrical Circuit Operating Principles
2.2.1 C417 PSB/PSE board
2.2.2 C418 MAIN Board
2.2.2.1 Main Elements
2.2.2.2 Printhead Driver Circuit
2.2.2.3 PF Motor (PF/ PUMP/ ASF Motor) Driver Circuit
2.2.2.4 CR Motor Driver Circuit
2.2.2.5 Reset Circuit
2.2.2.6 EEPROM Control Circuit
2.2.2.7 Sensor Circuit

Chapter 3 Troubleshooting
3.1 Overview
3.2 Troubleshooting with LED Error Indications and Status Monitor 3 Message
3.3 Unit Level Troubleshooting

Chapter 4 Disassembly and Assembly
4.1 Overview
4.1.1 Precautions
4.1.2 Tools
4.1.3 Screws
4.1.4 Work Completion Check
4.2 Disassembly
4.2.1 Upper housing removal
4.2.2 Printhead removal
4.2.3 CR unit removal
4.2.4 CR motor removal
4.2.5 ASF unit removal
4.2.6 PSB/PSE unit removal
4.2.7 Holder shaft unit removal
4.2.8 Circuit board removal
4.2.9 Waste drain ink pad (under the ASF unit) removal
4.2.10 Lower housing removal
4.2.11 Caution regarding Ink system removal, PF roller unit removal and PF motor removal
4.2.12 Ink system unit removal (Cap unit, Pump unit & Waste drain ink pad)
4.2.13 PF roller unit removal
4.2.14 PF motor removal

Chapter 5 Adjustment
5.1 Overview
5.1.1 Required Adjustment

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

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