Ricoh MP C2504 Field Service Manual page 905

6. Troubleshooting
SC No.
SC702-04
SC702-05
896
Type Error Name/Error Condition/Major Cause/Solution
D Protection Device Intercept Error 4
Motor defective in any of the pickup motor, completion stamp, base plate
motor or FAN motor, or a harness short-circuit occurs, and the protection
device of the non-interlocking power supply system intercepts.
Motor defective or a harness short-circuit occurs in the non-interlocking
power supply system.
Check if the SC occurs by turning the main power OFF then ON,
opening/closing covers, and input/output check. If the SC occurs again,
do the following steps. Check if the SC reoccurs by cycling the power
after each step.
• The target parts that need to be checked are the Pick-up Roller Lift
Motor, Stamp Solenoid, Feed Motor, and Cooling Fan Motor.
1. Check if the connector of the target part is connected securely.
Reconnect the connector if it is disconnected, or loose.
2. Check the harness for the target part. Replace the harness if it is
disconnected, or damaged.
3. Check if the motor runs, 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.
D Protection Device Intercept Error 5