Epson 440 User Manual download pdf (Page 86)

EPSON Stylus Color 440/640/740 Revision A

Chapter 3 Troubleshooting 86

3.2.2 Error is detected

Flowchart 2

3.2.3 Failure occurs during printing

Flowchart 3

START

Check the error

message.(Refer to

Table 3-3)

Is it a carriage

error?

Is it an ink

cartridge

error?

Maintenance Error

Replace the waste

ink absorber and reset

the counter.

(Refer to 1.4.2)

NO

NO

Turn off the printer,

and move the carriage

by hand.

Yes

Replace the ink-

cartridge with a

new one.

Yes

Does the error

appear again?

Check the ink cartridge

sensor and replace

the head if it's ubnormal.

END

Does the carriage

move smoothly?

Yes

Check CR motor.

Replace the main

board if there is no

problem.

Is the problem

solved?

Refer to Section 3.4

"Repair of the printer

mechanism".

END

NO

Yes

NO

Yes

NO

START

Is printing

carried out

O.K?

Is print

quality

normal?

Is the

problem

solved?

Perform printing

adjustment.

(Refer to Chapter5)

Replace the ink

cartridge with a new

one and perform

self-test.

Is the

problem

solved?

Refer to 3.4 2Repair of

the printer-mechanism".

Is the

END

END

Are all

cables connected

to the main

board?

Perform cleaning

Connect them.

Is the

Refer to 3.4 "Repair of

the printer-mechanism".

Is the

END

Replace the Main

board

NO

YES

NO

NO

YES

YES

NO

YES

YES

NO

YES

NO

YES

NO

YES

Perform self-

test printing

problem

solved?

problem

solved?

problem

solved?

NO

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