Epson FX-880 Service Manual

About Epson FX-880 Service Manual

Epson FX-880 Service Manual describes basic functions, theory of electrical and mechanical operations, maintenance and repair procedures of FX880. 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. The chapters are organized as follows:

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 troubleshooting.
CHAPTER 4. DISASSEMBLY AND ASSEMBLY
Describes the step-by-step procedures for disassembling 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.
APPENDIX
Provides the following additional information for reference:

  • Connector pin assignments
  • Electric circuit boards components layout
  • Exploded diagram
  • Electrical circuit boards schematics

Epson FX-880 SPECIFICATION

The FX-880 is a small hoot, 9 pins serial impact dot matrix printer. The main specification is as follows;

Epson FX-880 HARDWARE SPECIFICATIONS

  • Print method 9 pins Impact dot matrix
  • Print pin arrangement 9 ´ 1
  • Print pin diagrams 0.29 mm ( 0.0114 inch )

Epson FX-880 ELECTRICAL SPECIFICATION

120 V version

Rated voltage AC 120 V
Input voltage range AC 103.5 to 132 V
Rated frequency range 50 to 60 Hz
Input frequency range 49.5 to 60.5 Hz
Rated current 0.7 A ( Max. 1.6 A )
Power consumption Approx. 34 W ( ISO/IEC10561 Letter pattern)
Insulation resistance Min. 10 MW ( between AC line and chassis)
Dielectric strength AC 1000 V rms 1 min. or AC 1200 V rms 1 sec.(between AC line and
chassis)

230 V version

Rated voltage AC 220 to 240 V
Input voltage range AC 198 to 264 V
Rated frequency range 50 to 60 Hz
Input frequency range 49.5 to 60.5 Hz
Rated current 0.4 A ( Max. 0.9 A )
Power consumption Approx. 34 W ( ISO/IEC10561 Letter pattern)
Energy Star compliant
Insulation resistance Min. 10 MW ( between AC line and chassis)
Dielectric strength AC 1000 V rms 1 min. or
AC 1200 V rms 1 sec. ( between AC line and chassis)

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Epson FX-880 Service Manual