Ricoh D069 Field Service Manual page 248

3. Appendix: Service Call Conditions
No.
Definition
Exhaust fan motor error
590 B
The exhaust fan motor is locked for five
seconds.
Accounting error 1
3
632 C
An error occurs during communication with
the MF accounting device.
Accounting RAM error
634 C
An error occurs in the backup RAM for the
MF accounting device.
Accounting battery error
635 C
An error occurs in the battery of the MF
accounting device.
Printer board communication error
692 C
Scanner board communication error
694 C
56
Symptom
• BICU does not get a signal from the
printer board for 1.5 seconds or
more.
• BICU gets a break-signal after
completing the communication with
the printer board and does not get a
signal from the printer board for 10
seconds or more.
• BICU does not get a signal from the
scanner board for 1.5 seconds or
more.
• BICU gets a break-signal after
completing the communication with
the scanner board and does not get a
signal from the scanner board for 10
seconds or more.
Possible Cause
• Loose connection of the exhaust fan
motor
• Overload
• Defective accounting device
• Loose connection
• Defective accounting device
• Defective accounting device
• Defective communication between
BICU and printer board
• Defective communication between
BICU and scanner board