Epson 440 - Control Panel Operation Is Abnormal

Stylus Color 600 Service Manual
Rev. A
5-
8
5.2.5 Control panel operation is abnormal
START
Is the
control panel
connected
correctly?
Connect the
control panel
correctly.
Is the
problem
solved?
Replace the control
panel.
Is the
problem
solved?
END
Replace the
main board.
END
YES
NO
NO
YES
NO
YES
Figure 5-6. Flow Chart 5