Table 5-11. The LCD Displays "Service Req. E0003"
Step
Cause
Checkpoint
Finding
Solution
1
The connector may be
connected improperly.
Is CN2 on the PWB-E board
properly connected ?
No
Connect it
properly.
2
The thermistor may be
bad.
Is operation OK when the
thermistor is replaced?
Yes
Replace the
thermistor.
3
The heater lamp may be
bad.
Turn the printer on when the fusing
unit is cold. Does the heater lamp
light up ?
No
Replace the
heater lamp.
4
The thermostat may be
bad.
Check the thermostat current at
normal temperature. Is a current
detected?
No
Replace the
thermostat.
Table 5-12. The LCD Displays "Service Req. E0004"
Step
Cause
Checkpoint
Finding
Solution
1
The connector may be
connected improperly.
Is connector CN5 on the PWB-A
board properly connected?
No
Connect it
properly.
2
The main motor may be
bad.
Replace the main motor. Is
operation OK?
Yes
Replace the main
motor.
3
The PWB-E board may
be bad.
---
---
Replace the
PWB-A board
Table 5-13. The LCD Displays SERVICE REQ. E0005
Step
Cause
Checkpoint
Finding
Solution
1
The connector may be
connected improperly.
Are connectors CN5 and CN12
(relay connectors) on the PWB-A
board properly connected?
Is connector CN2 on the PWB-F
board properly connected?
No
Connect them
properly.
2
The PWB-E/ PWB-F
board may be bad.
Does the power supply fan rotate if
the PWB-E board is replaced?
Does the fusing fan rotate if the
PWB-F board is replaced?
Yes
Replace the
PWB-E board or
PWB-F board.
3
The PWB-A board may
be bad.
---
---
Replace the
PWB-A board.
Troubleshooting
EPL-N2000 Service Manual
5-8
Rev. A
Содержание EPL-N2000
Страница 1: ...EPSON TERMINAL PRINTER EPL N2000 SERVICE MANUAL EPSON 4006861 ...
Страница 8: ...REVISION SHEET Revision Rev A Issued Date November 17 1996 Revision P a g e 1st issued ...
Страница 118: ...Figure 3 26 Drive Unit Gear Engagement Disassembly and Assembly EPL N2000 Service Manual 3 26 Rev A ...
Страница 131: ...Chapter 4 Adjustment No adjustment is required in this product ...
Страница 133: ...Troubleshooting EPL N2000 Service Manual 5 2 Rev A ...
Страница 167: ...A 2 Exploded Diagrams Figure A 2 Housing Appendix EPL N2000 Service Manual A 18 Rev A ...
Страница 168: ...Figure A 3 Frames EPL N2000 Service Manual Appendix Rev A A 19 ...
Страница 169: ...Fifure A 4 Paper Takeup Section 1 Appendix EPL N2000 Service Manual A 20 Rev A ...
Страница 170: ...Figure A 5 Paper Takeup Section 2 EPL N2000 Service Manual Appendix Rev A A 21 ...
Страница 171: ...Figure A 6 Drive Unit Appendix EPL N2000 Service Manual A 22 Rev A ...
Страница 172: ...Fifure A 7 Transfer Unit EPL N2000 Service Manual Appendix Rev A A 23 ...
Страница 173: ...Figure A 8 Fusing Unit Appendix EPL N2000 Service Manual A 24 Rev A ...
Страница 174: ...Figure A 9 Paper Cassette Unit EPL N2000 Service Manual Appendix Rev A A 25 ...
Страница 175: ...Figure A 10 Lower Paper Cassette Standard Appendix EPL N2000 Service Manual A 26 Rev A ...
Страница 176: ...Figure A 11 Lower Paper Cassette Optional EPL N2000 Service Manual Appendix Rev A A 27 ...
Страница 177: ...Figure A 12 Optional Duplex Unit Appendix EPL N2000 Service Manual A 28 Rev A ...
Страница 179: ...Figure A 14 C207 MAIN Board Component Layout Rear Appendix EPL N2000 Service Manual A 30 Rev A ...
Страница 188: ...EPSON ...