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CHAPTER 4
VI-17. "PRINTER OPEN" message appears when the cover is closed.
<Possible causes>
1.The projection for the delivery cover is damaged. Action: Replace the delivery cover.
2.The projection for the upper cover is damaged. Action: Replace the upper cover.
3.The projection for the
4.The
Action: Using the printer driver tester, check the condition of the sensor. If the LED of the tester does not light up when the
5.Interlock arm does not move smoothly, or is damaged.
Action: Adjust the arm so that it moves smoothly. Replace it if damaged.
6.Connector is loose.
Action: Reconnect connector J1401 on the switch/sensor PCB and connectors J205 and J221 on the DC controller PCB.
7.The door switch is defective.
Action: Replace the switch/sensor PCB.
8.The DC controller PCB is defective. Action: Replace the DC controller PCB.
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