This manual describes basic functions, theoryof electrical and mechanical operations, maintenance and repair procedures of EPSON Stylus PHOTO 890 / 1280 / 1290. The instructions and procedures included herein are intended for the experienced repair technicians, and attention shouldbe 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 EPSON Stylus PHOTO 890 / 1280 / 1290.
CHAPTER 2. OPERATING PRINCIPLES.
Describes the theory of electrical and mechanical operations of EPSON Stylus PHOTO 890 / 1280 / 1290.
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 EPSON Stylus PHOTO 890 / 1280 / 1290.
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 EPSON Stylus PHOTO 890 / 1280 / 1290.
APPENDIX
Provides the following additional information for reference:
• EEPROM Address Map;
• Connector Pin Assignments;
• Component Layout;
• Exploded Diagrams;
• Electrical Board Circuit Diagram.
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