Ricoh MP C2504 Field Service Manual page 1030

• Replace the Paper Transport IOB.
• Replace the harness.
Target Part/SP No.:Reverse Motor / SP5-804-047 (Inverter Motor:CW:Standard Speed)
Turn the referenced motor OFF with OUTPUT check
Turn the referenced motor ON with OUTPUT check
Solution:
• Reconnect the connector.
• Replace the motor.
• Replace the Paper Transport IOB.
• Replace the harness.
Target Part/SP No.:Bypass Length Sensor / SP5-803-024 (By-pass: Sub Scan Length Sensor)
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.
Checking paper jam, or paper status
Check the paper position (Check whether or not the leading
edge of the paper, side paper guide, and end paper guide
are positioned according to the manual.)
Check if the paper has reached the maximum stackable limit
of the side paper guide.
Cause verification
Cause verification
Troubleshooting for Transport/Paper Feeding of the Machine
Problem Judgement
Drive sound heard
Drive sound not heard
Problem Judgement
1: Paper detected
0: Paper not detected
• Check the paper orientation.
• Turn the paper in the feed tray
upside down.
Reduce the paper to below the
stackable limit.
1021