EPSON
2-2. Abnormal Paper Feeding
3. Abnormal Power Operation
Chapter 3 Troubleshooting
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When paper is |
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loaded, is it ejected |
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automatically? |
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| YES |
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Is CN7 |
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connected |
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| Connect CN7. | ||||||
properly? |
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Is the FFC | NO |
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cable OK? |
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| Replace the | |||
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Does the printer load single sheets properly, but not load continuous paper at all?
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Is CN12 | NO |
connected |
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properly? |
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YES
YESNO
END
Connect
CN12.
Is the problem solved?
YES
END
Does the Operate |
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button turn the printer |
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on and off? |
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Is CN7 |
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NO |
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connected |
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properly? |
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| YES |
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| END | ||||
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Check the Operate button on the control panel using
a multimeter.
Is the Operate NO button working
correctly?
YES
NO
Replace the control panel board.
Is the problem solved?
YES
END
NO |
Is the problem |
solved? |
Does the
NO
Does the | NO | |
release sensor work | ||
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correctly? |
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YES |
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Replace the release sensor.
Is the
Is control panel | NO |
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FFC connected |
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correctly? |
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Connect the cable.
Is the problem solved?
Is control panel | NO | |||
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FFC connected |
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correctly? |
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Connect the cable.
Is the problem solved?
TOP sensor work correctly? See Table
Replace the
TOP sensor.
YES
END |
Replace the |
main board. |
problem solved?
YES
END
Check the FFC | YES |
using a multimeter. | END |
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NO |
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Check pin 19 of the FFC.
YES
END
NO
Is the problem solved?
YES
Replace the main
END |
Is the FFC |
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OK? |
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| Replace the FFC. |
| NO | Is the problem |
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Is FFC | NO |
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OK? |
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YES |
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Replace the
FFC.
Is the problem solved?
YES
board.
END
END
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Replace the main |
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board. | END | |
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Replace the power
supply board.
END
END |
END