• Code: C4-0
• Description: Tray 4 Feed Out Sensor on JAM (Tray 4 paper feed)
• Causes: The Tray 4 Feed Out Sensor is not turned ON within the specified time after the Prefeed Sensor4 is ON.

• Code: C4-1
• Description: Tray 3 Feed Out Sensor on JAM (Tray 4 paper feed)
• Causes: The Tray 3 Feed Out Sensor is not turned ON within the specified time after the Tray 4 Feed Out Sensor is ON.

• Code: C4-2
• Description: Tray 2 Feed Out Sensor on JAM (Tray 3 paper feed)
• Causes: The Tray 2 Feed Out Sensor is not turned ON within the specified time after the Tray 3 Feed Out Sensor is ON.

• Code: C4-3
• Description: Registration Sensor on JAM (Tray 4 paper feed)
• Causes: The Registration Sensor is not turned ON within the specified time after the Tray 4 Feed Out Sensor is ON.

• Code: C4-4
• Description: Prefeed SENSOR#4 on JAM (Tray 4 paper feed)
• Causes: The Prefeed Sensor4 is not turned ON within the specified time after the Tray 4 Feed/Lift Motor is ON.

• Code: C5-1
• Description: HCF F/O SENSOR On Jam
• Causes: The HCF Feed Out Sensor is not turned ON within the specified time after the HCF Feed Start signal is ON.

• Code: C5-2
• Description: HCF F/O#2 SENSOR On Jam
• Causes: The F/O#2 Sensor on the IOT is not turned ON within the specified time after the HCF Feed Start signal is ON.

• Code: C5-3
• Description: HCF Registration SENSOR On Jam
• Causes: The Registration Sensor on the IOT is not turned ON within the specified time after the F/O#2 Sensor on the IOT is ON.