Ricoh MP C2504 Field Service Manual page 869

6. Troubleshooting
SC No.
SC665-04
860
Type Error Name/Error Condition/Major Cause/Solution
D IOB does not start up
The IOB does not start up when starting up, or recovery from energy
saver mode.
• Connector disconnected
• Harness disconnected
• The following board defects (Parts implementation defect, solder
scrap, implemented parts defect, etc.)
• BCU
• Imaging IOB
• Paper Transport IOB
1. Turn the main power OFF/ON.
2. Reconnect the following FFC;
• BCU - Imagine IOB
• Imaging IOB - Paper Transport IOB
3. Replace the following FFC;
• BCU - Imagine IOB
• Imaging IOB - Paper Transport IOB
4. Replace the BCU.
5. Replace the Imaging IOB.
6. Replace the Paper Transport IOB.