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 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 list of Epson-
approved lubricants and adhesives required for servicing the product.
CHAPTER 7. APPENDIX
Provides the following additional information for reference:
• Connector Summary
• Electrical Circuits
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, and WARNING messages.
Indicates an operating or maintenance procedure, practice or condition 
that, if not strictly observed, could result in injury.
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 is necessary to maintain the product’s quality.
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.
W A R N I N G
C A U T I O N
C H E C K
P O I N T
A D J U S T M E N T
R E Q U I R E D