Ricoh D025 Service Manual page 506

SC Tables
No. Type
Replace the PCU.
No. Type
RFID: Unit check error
The machine gets RFID communication error even the toner cartridges
have not been installed in the machine.
683 B
Caused by noise
Turn the main power switch off and on.
No. Type
Memory address command error
The BICU does not receive a memory address command from the
controller 120 seconds after paper is in the position for registration.
687 D
1.
2.
3.
D023/D025
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Noise
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Loose connection
Defective controller
Defective BICU
Check if the controller is firmly connected to the BICU.
Replace the controller.
Replace the BICU.
3-54
Rev. 4/27/2011
SM Appendix