• Code: 496-00
• Description: Toner collection bottle error The toner collection bottle set switch remains off when the front door is closed.
• Causes: • No toner collection bottle set • Poor connection of the switch connector

• Code: 501
• Description: Tray 1 lift malfunction • The lift sensor is not activated within 10 s after the tray lift motor starts lifting the bottom plate. • When the tray lowers, the tray lift sensor does not go off within 1.5 s. • Tray overload detected when the tray is set. • The lower limit sensor of the LCT does not detect the lower limit within 10 s.
• Causes: • Tray lift motor defective, disconnected • Paper or other obstacle trapped between tray and motor • Pick-up solenoid disconnected, blocked by an obstacle • Too much paper loaded in tray Note • At first, the machine displays a message asking the operator to reset the tray. • This SC will not display until the operator has pulled the tray out and pushed it in 3 times. • If the operator turns the machine off/on before the 3rd opening and closing of the tray, the 3-count is reset.

• Code: 502
• Description: Tray 2 lift malfunction • The lift sensor is not activated within 10 s after the tray lift motor starts lifting the bottom plate. • When the tray lowers, the tray lift sensor does not go off within 1.5 s. • Tray overload detected when the tray is set.
• Causes: • Tray lift motor defective or disconnected • Paper or other obstacle trapped between tray and motor • Pick-up solenoid disconnected or blocked by an obstacle • Too much paper loaded in tray Note • At first, the machine displays a message asking the operator to reset the tray. • This SC will not display until the operator has pulled the tray out and pushed it in 3 times. • If the operator turns the machine off/on before the 3rd opening and closing of the tray, the 3-count is reset.

• Code: 503
• Description: Tray 3 lift malfunction • The lift sensor is not activated within 10 s after the tray lift motor starts lifting the bottom plate. • When the tray lowers, the tray lift sensor does not go off within 1.5 s. • Tray overload detected when the tray is set.
• Causes: • Tray lift motor defective or disconnected • Paper or other obstacle trapped between tray and motor • Pick-up solenoid disconnected or blocked by an obstacle • Too much paper loaded in tray Note • At first, the machine displays a message asking the operator to reset the tray. • This SC will not display until the operator has pulled the tray out and pushed it in 3 times. • If the operator turns the machine off/on before the 3rd opening and closing of the tray, the 3-count is reset.

• Code: 504
• Description: Tray 4 lift malfunction • The lift sensor is not activated within 10 s after the tray lift motor starts lifting the bottom plate. • When the tray lowers, the tray lift sensor does not go off within 1.5 s. • Tray overload detected when the tray is set.
• Causes: • Tray lift motor defective or disconnected • Paper or other obstacle trapped between tray and motor • Pick-up solenoid disconnected or blocked by an obstacle • Too much paper loaded in tray Note • At first, the machine displays a message asking the operator to reset the tray. • This SC will not display until the operator has pulled the tray out and pushed it in 3 times. • If the operator turns the machine off/on before the 3rd opening and closing of the tray, the 3-count is reset.

• Code: 510
• Description: LCT tray malfunction One of the following conditions is detected: • When the bottom plate is lifted, the upper limit sensor does not come on for 18 s. • When the bottom plate is lowered, the lower limit sensor does not come on for 18 s. • After lift begins, the upper limit sensor does not switch on before the pick-up solenoid switches on. • The paper end sensor switches on during lift and the upper limit sensor does not switch on for 2.5 s, and a message prompts user to reset paper.
• Causes: • Tray lift motor defective or connector disconnected • Lift sensor defective or disconnected • Pick-up solenoid defective or disconnected • Paper end sensor defective

• Code: 515-00
• Description: Duplex jogger motor error 1 When the jogger fence moves to the home position, the jogger HP sensor does not turn on even if the jogger fence motor has moved the jogger fence 153.5 mm.
• Causes: • Paper or other obstacle has jammed mechanism • Sensor connector disconnected or defective • Sensor defective

• Code: 516-00
• Description: Duplex jogger motor error 2 When the jogger fence moves from the home position, the jogger fence HP sensor does not turn off even if the jogger motor has moved the jogger fence 153.5 mm.
• Causes: • Paper or other obstacle has jammed mechanism • Sensor connector disconnected or defective • Sensor defective