Epson DFX 9000
Revision B
Troubleshooting
Troubleshooting
114
The printer does not initialize when the power is
turned on
Troubleshooting procedure
None of the
Control Panel
LEDs light.
Power source problem.
1. Check the power cable connection at both ends. Perform a continuity check on
the cable.
2. Verify that the wall socket supplies clean AC current that matches the voltage
rating on the printer.
Internal power problem
Check and replace the following in the order below. Check functionality at each
step.
1. Check the connections at both ends of the OP CABLE.
2. Replace the
OP CABLE (p.144)
3. Replace the
OP UNIT (p.134)
4. Replace the
POWER UNIT (p.136)
5. Initialize
Page 51
or Replace
Page 137
the ROM BOARD.
The Control Panel LEDs all light, but stay on.
Initialize
Page 51
or Replace the
ROM BOARD (p.137)
.
Normal Control
Panel LED
operation (all
LEDs light briefly,
but only the
Power LED stays
lit).
The printer stops initialization after the
Control Panel LEDs light.
Check the following in the order below, testing functionality after each step.
1. Make sure the top cover is closed.
2. Check, and if necessary replace, the
CO SW ASY (p.147)
3. Check the OP CABLE and connections. Replace the
OP CABLE (p.144)
if
necessary.
4. Replace the
OP UNIT (p.134)
.
5. Initialize
Page 51
or Replace
Page 137
the ROM BOARD.
The printer stops initialization after the
Control Panel LEDs light, but
initializes normally after disconnecting
the data interface cable.
1. Check and replace the data cable.
2. Check the host computer for failure.
A Fatal Error message is displayed on the LCD.
Refer to
Troubleshooting based on error codes (p.106)
.
Содержание DFX-9000
Страница 1: ...EPSONDFX 9000 Serial Impact Dot Matrix Printer SEDM04003 SERVICE MANUAL ...
Страница 8: ...C H A P T E R 1 PRODUCT DESCRIPTION ...
Страница 61: ...Epson DFX 9000 Revision B Product Description Dimensions and weight 54 ...
Страница 62: ...C H A P T E R 2 OPERATING PRINCIPLES ...
Страница 99: ...Epson DFX 9000 Revision B Operating Principles Circuit operation 92 ...
Страница 100: ...C H A P T E R 3 TROUBLESHOOTING ...
Страница 103: ...Epson DFX 9000 Revision B Troubleshooting Overview 96 3 1 3 Power on initialization sequence Main ...
Страница 104: ...Epson DFX 9000 Revision B Troubleshooting Overview 97 Mechanism initialization e e e e e ...
Страница 107: ...Epson DFX 9000 Revision B Troubleshooting Overview 100 PAPER FEEDING FF APG APPROACH ...
Страница 130: ...C H A P T E R 4 DISASSEMBLY AND ASSEMBLY ...
Страница 217: ...Epson DFX 9000 Revision B Disassembly and Assembly PULL TRACTOR UNIT L PULL TRACTOR UNIT R 210 ...
Страница 218: ...C H A P T E R 5 ADJUSTMENT ...
Страница 263: ...Epson DFX 9000 Revision B Adjustment Additional functions 256 ...
Страница 264: ...C H A P T E R 6 MAINTENANCE ...
Страница 286: ...C H A P T E R 7 APPENDIX ...
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Страница 324: ...EPSON DFX 9000 Revision B Appendix Component Layout 317 7 4 Component Layout ...
Страница 333: ...EPSON DFX 9000 Revision B Appendix Parts list 326 ...