About This Manual
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.
Manual Configuration
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
• Electrical circuit boards schematics
• Exploded diagram & Parts List
Symbols Used in this Manual
Various symbols are used throughout this manual either to provide additional 
information on a specific topic or to warn of possible danger present during a 
procedure or an action. Be aware of all symbols when they are used, and 
always read NOTE, CAUTION, or WARNING messages.
Indicates an operating or maintenance procedure, practice or 
condition that is necessary to keep the product’s quality.
Indicates an operating or maintenance procedure, practice, or 
condition that, if not strictly observed, could result in damage to, 
or destruction of, equipment.
May indicate an operating or maintenance procedure, practice or 
condition that is necessary to accomplish a task efficiently. It may 
also provide additional information that is related to a specific 
subject, or comment on the results achieved through a previous 
action.
Indicates an operating or maintenance procedure, practice or 
condition that, if not strictly observed, could result in injury or loss 
of life.
Indicates that a particular task must be carried out according to a 
certain standard after disassembly and before re-assembly, 
otherwise the quality of the components in question may be 
adversely affected.