Error Is Detected; Failure Occurs During Printing - Epson Stylus Color 660 Service Manual

EPSON Stylus Color 440/640/740

3.2.2 Error is detected

START
Check the error
message.(Refer to
Table 3-3)
Turn off the printer,
Is it a carriage
and move the carriage
error?
by hand.
Yes
NO
Replace the ink-
Is it an ink
cartridge with a
cartridge
new one.
error?
Yes
NO
Maintenance Error
Yes
Does the error
appear again?
Replace the waste
ink absorber and reset
the counter.
(Refer to 1.4.2)
Check the ink cartridge
sensor and replace
the head if it's ubnormal.
Flowchart 2
Chapter 3 Troubleshooting
Does the carriage
move smoothly?
Yes
Check CR motor.
Replace the main
board if there is no
problem.
NO
Yes
Is the problem
solved?
NO
Refer to Section 3.4
"Repair of the printer
mechanism".
END
END

3.2.3 Failure occurs during printing

START
Perform self-
test printing
Is printing
carried out
O.K?
YES
Is print
quality
normal?
NO
NO
Perform cleaning
Is the
problem
solved?
YES
END
NO
Are all
cables connected
to the main
Perform printing
board?
adjustment.
NO
YES (Refer to Chapter5)
Connect them.
Is the
problem
Replace the ink
solved?
cartridge with a new
one and perform
NO
YES
self-test.
Is the
problem
solved?
YES
NO
Refer to 3.4 2Repair of
Replace the Main
the printer-mechanism".
board
Is the
problem
solved?
NO
YES
END
Flowchart 3
Revision A
YES
Refer to 3.4 "Repair of
the printer-mechanism".
NO
Is the
problem
solved?
NO
YES
END
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