Epson DFX 9000
Revision B
Disassembly and Assembly
RF UNIT
164
4.2.4.10 RF UNIT
1. Remove the
UPPER UNIT (p. 135)
2. Tilt up the rear of the PR MECHA ASY and support it using the tilt
bar.
Refer to section 4.2.4.1 PR MECHA ASY, p. 149.
3. Remove the two C.B.S. 3 × 6 screws that secure the RF MOTOR to
the SIDE FRAME, RIGHT, and release the RF MOTOR.
4. Release the RF UNIT cable from the three cable clamps (SIDE
FRAME, RIGHT: 2 places, bottom rear: 1 place).
5. Disconnect the RF UNIT cables from the SENSOR BOARD UNIT
(CNRFS: 3 pins, CNRMS: 2 pins), and pull the RF UNIT cables out
through the hole in the SIDE FRAME, RIGHT.
Figure 4-43. RF UNIT Removal (1)
W A R N I N G
Do not touch the RF MOTOR immediately after using the
printer, or you may burn your hand. Allow the motor to
cool enough to work with it.
C H E C K
P O I N T
When removing the RF MOTOR from the SIDE FRAME,
RIGHT, leave the RF MOTOR cable secured by the clamp
and connected to the SENSOR BOARD UNIT.
[Front]
[Rear]
RF MOTOR
Cable clamp
SENSOR BOARD UNIT
RF UNIT cables
CNRMS
CNRFS
Cable clamp
3)
3)-1
Summary of Contents for DFX-9000
Page 1: ...EPSONDFX 9000 Serial Impact Dot Matrix Printer SEDM04003 SERVICE MANUAL ...
Page 8: ...C H A P T E R 1 PRODUCT DESCRIPTION ...
Page 61: ...Epson DFX 9000 Revision B Product Description Dimensions and weight 54 ...
Page 62: ...C H A P T E R 2 OPERATING PRINCIPLES ...
Page 99: ...Epson DFX 9000 Revision B Operating Principles Circuit operation 92 ...
Page 100: ...C H A P T E R 3 TROUBLESHOOTING ...
Page 104: ...Epson DFX 9000 Revision B Troubleshooting Overview 97 Mechanism initialization e e e e e ...
Page 107: ...Epson DFX 9000 Revision B Troubleshooting Overview 100 PAPER FEEDING FF APG APPROACH ...
Page 130: ...C H A P T E R 4 DISASSEMBLY AND ASSEMBLY ...
Page 218: ...C H A P T E R 5 ADJUSTMENT ...
Page 263: ...Epson DFX 9000 Revision B Adjustment Additional functions 256 ...
Page 264: ...C H A P T E R 6 MAINTENANCE ...
Page 286: ...C H A P T E R 7 APPENDIX ...
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Page 324: ...EPSON DFX 9000 Revision B Appendix Component Layout 317 7 4 Component Layout ...
Page 333: ...EPSON DFX 9000 Revision B Appendix Parts list 326 ...