Ricoh MP C3004 Field Service Manual page 1112

6. Troubleshooting
• Reconnect the connector.
• Replace the sensor.
• Replace the Paper Transport IOB.
• Replace the harness.
Target Part/SP No.:Paper End Sensor (1st Feed Tray) / SP5-803-015 (Tray 1: Paper End
Detection)
Execute an INPUT check when there is no paper at the position of the
referenced sensor.
Execute an INPUT check when there is paper at the position of the
referenced sensor.
Solution:
• Clean the sensor.
• Reconnect the connector.
• Replace the sensor.
• Replace the Paper Transport IOB.
• Replace the harness.
Target Part/SP No.: Tray Set Switch (1st Feed Tray) / SP 5-803-016 (Tray 1: Set Sensor)
Manually press the referenced switch (Done after removing paper feed
tray 1 from the machine.)
Pull out paper feed tray 1 from the machine
Solution:
• Clean the sensor.
• Reconnect the connector.
• Replace the sensor.
• Replace the Paper Transport IOB.
• Replace the harness.
1104
Cause verification
Cause verification
Problem Judgement
1: Paper detected
0: Paper not detected
Problem Judgement
1: Not set
0: Set