6.2.5 SC5XX: PAPER FEED AND FUSING
SC No. Level Error Name/Error Condition/Major Cause/Solution
502-01 B 2nd tray (option) error (lift error)
The tray lift sensor does not detect the tray bottom plate or stack
of paper for 10 seconds after the machine start to initialize all
units.
* If the machine detects an error three times consecutively, this
SC is issued.
 Tray lift motor error or harness disconnected
 Tray lift sensor error or harness disconnected
 Each harness damaged
 Main board defective
 Foreign matter, such as paper scrap, is caught between the
tray and tray lift motor or in the tray.
 Paper set fault
 Bottom plate defective
 Paper feed roller missing
 Tray lift sensor feeler defective
 Reload the paper.
 Remove the foreign matter.
 Replace the tray lift motor.
 Reconnect the connector.
 Replace the harness.
 Replace the tray lift sensor.
 Replace the main board.
 Replace the tray.
 Replace the paper feed roller.
 Replace the tray lift sensor feeler.
 Replace the bottom plate.
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