Ricoh Aficio MP201SPF Service Manual page 198

SC Tables
No.
Definition
Mechanical total counter error
901 B
The polling module does not detect
the mechanical total counter.
Engine total counter error
903 B
The checksum of the total counter
is not correct.
Printer application program error
The printer application program
954 B
does not become ready when the
printer application program is
necessary.
Image transfer error
The BICU requests the controller to
955 B
transfer image data; but the
controller does not become ready.
Status error (laser optics housing unit)
The optics-housing unit does not
964 B
become ready within 17 seconds
after a request.
D115/D116
Symptom
6-10
Possible Cause
Defective mechanical total
counter
Defective BICU
Loose connection
Defective NVRAM on the BICU
Defective application program
Defective application program
Defective software
SM