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EPSON FX-2180 Service Manual Chapter 3 Troubleshooting
3-6
2-2. Abnormal Paper Feeding
START
END
When paper is
loaded, is it ejected
automatically?
Is the problem
solved?
Is CN7
connected
properly?
Connect CN7.
Does the printer load
sin
g
le sheets properly, but
not load continuous
paper at all?
Is CN12
connected
properly?
Connect
CN12.
Is the problem
solved?
END
Is the FFC
cable OK?
Replace the
cable.
Does the
TOP sensor work
correctly? See
Table 3-2.
Is the problem
solved?
END
Replace the
TOP sensor.
Is the problem
solved?
END
Replace the main
board.
END
Does the
release sensor work
correctly?
Replace the
release
sensor.
Is the
problem
solved?
END
Replace the
main board.
END
YES
NO
YES
NO
NO
YES
YES
NO
NO
YES
NO
YES
YES
NO
YES
YES
NO
NO
YES
YES
NO
NO
YES
Figure 3-5. Flowchart 2-2
3. Abnormal Power Operation
START
END
Does the Operate
button turn the printer
on and off?
Is the problem
solved?
Is CN7
connected
properly?
Connect CN7.
Is the Operate
button working
correctly?
Replace the control
panel board.
Is the problem
solved?
END
Is the FFC
OK?
Is the problem
solved?
END
Replace the FFC.
Is the problem
solved?
END
Replace the main
board.
END
Is control panel
FFC connected
correctly?
Connect the
cable.
Is the problem
solved?
END
Replace the power
supply board.
END
YES
NO
NO
YES
YES
NO
YES
YES
Check the Operate button
on the control panel using
a multimeter.
Is control panel
FFC connected
correctly?
Connect the
cable.
Check the FFC
using a multimeter.
Check pin 19 of the FFC.
Is FFC
OK?
Replace the
FFC.
Is the problem
solved?
END
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
NO
NO
YES
YES
NO
NO
YES
NO
Figure 3-6. Flowchart 3