Epson DFX-9000
Revision B
Product Description
Basic specifications
26
* In/Out denotes the signal flow direction from the printer.
11
BUSY
29
Out
This signal, when high, means that the printer is not ready to accept data.
12
PE
28
Out
This signal, when high, means that the printer has a paper-out error.
13
SLCT
28
Out
Always high (active) when the printer is powered on.
14
-AFXT
30
In
Not used.
31
-INIT
30
In
This signal’s negative pulse initializes the printer.
32
-ERROR
29
Out
This signal is low when the printer has error.
36
-SLIN
30
In
Not used.
18
Logic H
-
Out
This line is pulled up to +5 V through a 3.9 k
Ω
resistor.
35
+5 V
-
Out
This line is pulled up to +5 V through a 1.0 k
Ω
resistor.
17
Chassis
-
-
Chassis GND
16, 33
19-30
GND
-
-
Signal GND
15, 34
NC
-
-
Not connected.
Table 1-20. Connector pin assignment, forward channel (continued)
Pin No.
Signal
name
Return
GND Pin
In/Out*
Function description
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 ...