Epson 680Pro Service Manual - Page 4
About This Manual, Contents - manual schematic
UPC - 010343832138
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About This Manual This manual describes basic functions, theory of electrical and mechanical operations, maintenance and repair procedures of EPSON Stylus Color 680/777/777i. 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 This manual consists of six chapters and one 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 Provides the step-by-step procedures for the troubleshooting. CHAPTER 4.DISASSEMBLY AND ASSEMBLY Describes the step-by-step procedures for dissaembling 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. APPENDIXProvides the following additional information for reference: • Connector pin assignments • Electric circuit boards components layout • Exploded diagram • Electrical circuit boards schematics