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PC-D320/PC-D340/FAX-L400 Chapter 4: Maintenance and Service
"INSTALL CARTRIDGE"
Cause:
(1) The toner cartridge has run out of toner.
(2) Toner detection structure defects.
Solution: (1) Replace the toner cartridge.
(2) Check the connection the ECNT board (J304).
(3) Clean the primary bias contact on the ECNT board and cartridge contact.
(4) Clean the drum grounding contact pin of the drive unit and cartridge
(5) Replace the ECNT board.
"LOAD A4 SIZE PAPER"
Cause:
No A4-size paper is loaded in the cassette or multi-purpose tray.
Solution: Load A4-size paper in the cassette or multi-purpose tray.
"MEMORY FULL"
Cause:
This machine's memory is full because collate copy or 2 on 1 copy was set
when a large document is loaded.
Solution: (1) Divide the document and send each part separately.
(2) If "MEMORY FULL" and "PRESS OK KEY" appear while scanning
"OUTPUT TRAY FULL"
Cause:
Output tray is full of recording paper.
Solution: (1) Remove the recording paper on the Output tray.
(2) Check if the Over flow sensor is operating correctly using the methodes
(3) Check the connection between the SCNT board (J511) and Over flow
(4) Replace the Over flow sensor.
(5) Replace the SCNT board.
"PLEASE WAIT"
Cause:
The standby state and the message "PLEASE WAIT" appears alternately on the
screen.
Solution: (1) Check the connection between the CS drive motor and the SCNT board
(2) Replace the CS drive motor.
(3) Replace the SCNT board.
contact.
documents using the ADF, the document being scanned stops in the ADF.
In this case, press "OK" to make the document come out automatically.
given in this chapter, 6.6 Faculty Tests, Test mode [6] Faculty test,
[3] Sensor tests.
sensor.
(J504).
4-12
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