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PC-D320/PC-D340/FAX-L400 Chapter 4: Maintenance and Service
4.3.2 Printing problems
• Faulty printing (Evaluation criteria: Test print is faulty.)
• The paper is not fed correctly. (Evaluation criteria: Look at the actual unit.)
The main motor does not run.
(1) Check the connection between the main motor and the ECNT board (J401).
(2) Replace the main motor.
(3) Replace the ECNT board.
(4) Replace the SCNT board.
The paper is not picked up from the multi-purpose tray.
(1) Check whether the recommended paper is used.
(2) Check whether more than 10 sheets of paper have been loaded in the multi-purpose
tray.
(3) Check whether the paper has been loaded into the multi-purpose tray correctly.
(4) Check the connection between the paper pick-up solenoid and the ECNT board (J204).
(5) Replace the paper pick-up solenoid.
(6) Clean the separation pad.
(7) Replace the separation pad.
(8) Replace the ECNT board.
(9) Replace the SCNT board.
The paper is not picked up from the cassette.
(1) Check whether the recommended paper is used.
(2) Check whether more than 250 sheets of paper have been loaded in the cassette.
(3) Check whether the paper has been loaded into the cassette correctly.
(4) Check the connection between the paper pickup solenoid and the ECNT board (J204).
(5) Replace the paper pickup solenoid.
(6) Clean the separation pad.
(7) Replace the separation pad.
(8) Replace the ECNT board.
(9) Replace the SCNT board.
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