Ricoh MP C2504 Field Service Manual page 868

SC No. Type
SC665-02 D
SC No. Type
SC665-03 D
Error Name/Error Condition/Major Cause/Solution
Connection Error (BCU – Imaging IOB)
The machine detects the communication error between BCU and Imaging
IOB (No connection) when starting up, or recovery from energy saver
mode.
• FFC connection error
• FFC defective (disconnected, foreign object, etc.)
• The following board defects (Parts implementation defect, solder
scrap, implemented parts defect, etc.);
• BCU
• Imaging IOB
1. Reconnect the FFC between BCU and Imaging IOB.
2. Replace the FFC between BCU and Imaging IOB.
3. Replace the BCU.
4. Replace the Imaging IOB.
Error Name/Error Condition/Major Cause/Solution
Connection Error (Paper Transport IOB – Imaging IOB)
The machine detects the communication error between Imaging IOB and
Paper Transport IOB (No connection) when starting up, or recovery from
energy saver mode.
• FFC connection error
• FFC defective (disconnected, foreign object, etc.)
• The following board defects (Parts implementation defect, solder
scrap, implemented parts defect, etc.);
• Paper Transport IOB.
• Imaging IOB.
1. Reconnect the FFC between Paper Transport IOB and Imaging IOB.
2. Replace the FFC between Paper Transport IOB and Imaging IOB.
3. Replace the Imaging IOB.
4. Replace the Paper Transport IOB.
Service Call 620-687
859