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SC500 (Engine: Paper Transport 1: Paper Feed, Duplex, Transport)

SC No.	Type	Error Name/Error Condition/Major Cause/Solution
SC501-01	D	Paper Feed Tray Lift Motor Error (Tray 1)
		After the paper feed tray 1 is set, paper feed tray lift sensor does not turn on within 10 seconds. This SC is issued if a problem is detected four times consecutively.
		Bottom plate of the paper feed tray defective Connector disconnected or defective Drive transmission of the paper feed tray lift motor defective Paper feed tray lift motor defective IOB defective
		Bottom plate of the paper feed tray defective Check the bottom plate of the paper feed tray. If the bottom plate does not move smoothly, repair or replace the paper feed tray. Connector disconnected or defective Reconnect the following connector. Then perform a conduction inspection. If there is no conduction, replace the connector. Paper Feed Tray Lift Motor – IOB connector
		Drive transmission of the paper feed tray lift motor defective Check the gears. If any gears are damaged, replace them. Paper feed tray lift motor defective Replace the paper feed tray lift motor. Engine board defective Replace the engine board.

SC No.	Type	Error Name/Error Condition/Major Cause/Solution
SC502-01	D	Paper Feed Tray Lift Motor Error (Tray 2)
		After the paper feed tray 2 is set, paper feed tray lift sensor does not turn on within 10 seconds. This SC is issued if a problem is detected four times consecutively.
		Bottom plate of the paper feed tray defective Connector disconnected or defective Drive transmission of the paper feed tray lift motor defective Paper feed tray lift motor defective Main board defective
		Bottom plate of the paper feed tray defective Check the bottom plate of the paper feed tray. If the bottom plate does not move smoothly, repair or replace the paper feed tray. Connector disconnected or defective Reconnect the following connector. Then perform a conduction inspection. If there is no conduction, replace the connector. Paper Feed Tray Lift Motor – Main Board connector
		Drive transmission of the paper feed tray lift motor defective Check the gears. If any gears are damaged, replace them. Paper feed tray lift motor defective Replace the paper feed tray lift motor. Main board defective Replace the main board.

SC No.	Type	Error Name/Error Condition/Major Cause/Solution
SC502-02	D	Paper Feed Tray Error (Tray 2)
		The error signal is detected for 2 seconds consecutively after the paper feed motor is activated.
		Connector defective or disconnected Drive transmission of the paper feed motor defective Paper feed motor defective Main board defective
		Connector defective or disconnected Reconnect the following connector. Then perform a conduction inspection. If there is no conduction, replace the connector. Paper Feed Tray Lift Motor – Main Board connector Drive transmission of the paper feed motor defective Check the gears. If any gears are damaged, replace them. Paper feed motor defective Replace the paper feed motor. Main board defective Replace the main board.

SC No.	Type	Error Name/Error Condition/Major Cause/Solution
SC503-01	D	Paper Feed Tray Lift Motor Error (Tray 3)
		After the paper feed tray 3 is set, paper feed tray lift sensor does not turn on within 10 seconds. This SC is issued if a problem is detected four times consecutively.
		Bottom plate of the paper feed tray defective Connector disconnected or defective Drive transmission of the paper feed tray lift motor defective Paper feed tray lift motor defective Main board defective
		Bottom plate of the paper feed tray defective Check the bottom plate of the paper feed tray. If the bottom plate does not move smoothly, repair or replace the paper feed tray. Connector disconnected or defective Reconnect the following connector. Then perform a conduction inspection. If there is no conduction, replace the connector. Paper Feed Tray Lift Motor – Main Board connector
		Drive transmission of the paper feed tray lift motor defective Check the gears. If any gears are damaged, replace them. Paper feed tray lift motor defective Replace the paper feed tray lift motor. Main board defective Replace the main board.

SC No.	Type	Error Name/Error Condition/Major Cause/Solution
SC503-02	D	Paper Feed Tray Error (Tray 3)
		The error signal is detected for 2 seconds consecutively after the paper feed motor is activated.
		Connector defective or disconnected Drive transmission of the paper feed motor defective Paper feed motor defective Main board defective
		Connector defective or disconnected Reconnect the following connector. Then perform a conduction inspection. If there is no conduction, replace the connector. Paper Feed Motor – Main Board connector Drive transmission of the paper feed motor defective Check the gears. If any gears are damaged, replace them. Paper feed motor defective Replace the paper feed motor. Main board defective Replace the main board.

SC No.	Type	Error Name/Error Condition/Major Cause/Solution
SC504-01	D	Paper Feed Tray Lift Motor Error (Tray 4)
		After the paper feed tray 4 is set, paper feed tray lift sensor does not turn on within 10 seconds. This SC is issued if a problem is detected four times consecutively.
		Bottom plate of the paper feed tray defective Connector disconnected or defective Drive transmission of the paper feed tray lift motor defective Paper feed tray lift motor defective Main board defective
		Bottom plate of the paper feed tray defective Check the bottom plate of the paper feed tray. If the bottom plate does not move smoothly, repair or replace the paper feed tray. Connector disconnected or defective Reconnect the following connector. Then perform a conduction inspection. If there is no conduction, replace the connector. Paper Feed Tray Lift Motor – Main Board connector
		Drive transmission of the paper feed tray lift motor defective Check the gears. If any gears are damaged, replace them. Paper feed tray lift motor defective Replace the paper feed tray lift motor. Main board defective Replace the main board.

SC No.	Type	Error Name/Error Condition/Major Cause/Solution
SC504-02	D	Paper Feed Tray Error (Tray 4)
		The error signal is detected for 2 seconds consecutively after the paper feed motor is activated.
		Connector defective or disconnected Drive transmission of the paper feed motor defective Paper feed motor defective Main board defective
		Connector defective or disconnected Reconnect the following connector. Then perform a conduction inspection. If there is no conduction, replace the connector. Paper Feed Motor – Main Board connector Drive transmission of the paper feed motor defective Check the gears. If any gears are damaged, replace them.
		Paper feed motor defective Replace the paper feed motor. Main board defective Replace the main board.

SC No.	Type	Error Name/Error Condition/Major Cause/Solution
SC505-01	D	Paper Feed Tray Lift Motor Error (Tray 5)
		After the paper feed tray 5 is set, paper feed tray lift sensor does not turn on within 10 seconds. This SC is issued if a problem is detected four times consecutively.
		Bottom plate of the paper feed tray defective Connector disconnected or defective Drive transmission of the paper feed tray lift motor defective Paper feed tray lift motor defective Main board defective
		Bottom plate of the paper feed tray defective Check the bottom plate of the paper feed tray. If the bottom plate does not move smoothly, repair or replace the paper feed tray. Connector disconnected or defective Reconnect the following connector. Then perform a conduction inspection. If there is no conduction, replace the connector. Paper Feed Tray Lift Motor – Main Board connector
		Drive transmission of the paper feed tray lift motor defective Check the gears. If any gears are damaged, replace them. Paper feed tray lift motor defective Replace the paper feed tray lift motor. Main board defective Replace the main board.

SC No.	Type	Error Name/Error Condition/Major Cause/Solution
SC505-02	D	Paper Feed Tray Error (Tray 5)
		The error signal is detected for 2 seconds consecutively after the paper feed motor is activated.
		Connector defective or disconnected Drive transmission of the paper feed motor defective Paper feed motor defective Main board defective
		Connector defective or disconnected Reconnect the following connector. Then perform a conduction inspection. If there is no conduction, replace the connector. Paper Feed Motor – Main Board connector Drive transmission of the paper feed motor defective Check the gears. If any gears are damaged, replace them. Paper feed motor defective Replace the paper feed motor. Main board defective Replace the main board.

SC No.	Type	Error Name/Error Condition/Major Cause/Solution
SC520-01	D	Main Motor Error 1
		The main motor is not stabilized within 2 seconds after the motor is activated.
		Main motor defective IOB defective
		Main motor defective Reconnect the following connector. Then perform a conduction inspection. If there is no conduction, replace the connector. IOB – Main Motor connector Replace the main motor. IOB defective Update the engine software to the latest version. Replace the IOB.

SC No.	Type	Error Name/Error Condition/Major Cause/Solution
SC520-02	D	Main Motor Error 2
		After the main motor is stabilized, the stable OFF signal is detected for 2 seconds consecutively.
		Main motor defective IOB defective
		Main motor defective Check if the gears rotate smoothly. If any gears are damaged, replace them. Reconnect the following connector. Then perform a conduction inspection. If there is no conduction, replace the connector. IOB – Main Motor connector Replace the main motor. IOB defective Update the engine software to the latest version. Replace the IOB.