Waste Toner Bottle Is Not Detected Even When It Is Set; Paper Transfer Unit Open/Close Led Not Lit And Paper Transfer Unit Open - Ricoh MP C2504 Field Service Manual

Waste toner bottle is not detected even when it is set

Target Part/SP No.:Waste Toner Bottle Set Sensor / SP5-803-033 (Toner Collection Bottle Set
Sensor)
Detach the waste toner bottle from the machine.
Solution:
• Reconnect the connector.
• Replace the sensor.
• Replace the Imaging IOB.
• Replace the harness.

Paper transfer unit open/close LED not lit and paper transfer unit open

Target Part/SP No.:PTR Open/Close Sensor / SP5-803-028 (PTR Open/Close Sensor)
Execute an INPUT check with an object (e.g. paper) placed within the
sensor detection range.
Execute an INPUT check without an object (e.g. paper) placed within
the sensor detection range.
Solution:
• Clean the sensor.
• Reconnect the connector.
• Replace the sensor.
• Replace the Paper Transport IOB.
• Replace the harness.
Paper transfer unit open/close LED not lit
Target Part/SP No.:Paper Transfer Unit Open/Close LED / SP5-804-206 (PTR Open/Close
LED)
Turn ON the paper transfer unit open/close LED with OUTPUT check
Cause verification
Cause verification
Cause verification
Troubleshooting for Transport/Paper Feeding of the Machine
Problem Judgement
0: Set
Problem Judgement
1: Close
0: Open
Problem Judgement
1: Close
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