Ricoh MP C3004 Field Service Manual page 908

6. Troubleshooting
SC No.
SC503-32
900
Type Error Name/Error Condition/Major Cause/Solution
• Lift motor error/connector missing
• Limit sensor error/connector missing
• Harness broken
• Bank control board defective
• Foreign object, such as paper scrap, is caught between the right
tray and the tray lift motor
• Paper set incorrectly
• Timing belt damage/dropout
• Timing pulley damage/dropout
• Base plate damage/not horizontal
• Paper feed roller missing item
• Pickup arm damage
• Foreign object, such as paper scrap, is caught inside the right tray
Remove the jammed paper or slip of paper from the tray, and check if the
SC occurs by turning the main power OFF then ON. If the SC occurs
again, do the following steps. Check if the SC reoccurs by cycling the
power after each step.
1. Check if all connectors in Tray 3 are connected securely. Reconnect
the connectors if they are disconnected, or loose.
2. Check the harness in Tray 3. Replace the harnesses if it is
disconnected, or damaged.
3. Check if the motor runs, sensors turn OFF/ON, has no overloads,
and is properly driven. Replace the parts if there are any defects.
4. Check if there are any signs of a short circuit. Replace the parts if
there are any defects.
B 3rd Tray Descent Error (LCIT PB3170/PB3230 (D695))