Ricoh Da-P1 Field Service Manual page 182

6. Troubleshooting
SC No.
SC531-00
SC No.
SC532-00
SC No.
SC541-00
180
Level Error Name/Error Condition/Major Cause/Solution
PCDU Cooling fan error
The fan motor lock (rotating state) signal is sampled at 100 ms intervals
and the machine fails to receive the lock signal 50 times in succession.
• Failed fan motor
D
• Disconnected connector
• Replace the fan motor.
• Check the connector.
• Replace the harness.
• Replace the engine board.
Level Error Name/Error Condition/Major Cause/Solution
PSU Cooling fan error
The fan motor lock (rotating state) signal is sampled at 100 ms intervals
and the machine fails to receive the lock signal 50 times in succession.
• Failed fan motor
D
• Disconnected connector
• Replace the fan motor.
• Check the connector.
• Replace the harness.
• Replace the engine board.
Level Error Name/Error Condition/Major Cause/Solution
Broken fusing (Center) thermistor wire
The condition whereby the temperature is -20°C or less for 5 seconds has
been detected 10 times or more.
A
• Broken thermistor wire
• Bad connector contact
Clear the SP: fusing SC.