Ricoh Aficio 2035e Service Manual page 198

SERVICE CALL CONDITIONS
Code No.
641 D BICU control data transfer abnormal
A sampling of the control data sent from
the BICU reveals an abnormality.
670 B Engine response error
After powering on the machine, a
response is not received from the
engine within the specified time.
672 B Controller-to-operation panel
communication error at startup
After powering on the machine, the
communication circuit between the
controller and the operation panel is not
opened, or communication with
controller is interrupted after a normal
startup.
690 A GAVD block I
An error is detected in the GAVD
communication I
the GABIC2.
691 A GAVD FCI block I
An error is detected in the FCI
communication I
the GABIC2.
692 A CDIC GAVD block I
An error is detected in the CDIC
communication I
the GABIC2.
700 B ARDF original pick-up malfunction
After the pick-up motor is turned on, the
original stopper HP sensor is not
detected.
701 B ARDF original pick-up/paper lift
mechanism malfunction
The original pick-up HP sensor does
not activate three times consecutively
after the pick-up motor has turned on.
722 B Finisher jogger motor error
The finisher jogger HP sensor does not
return to the home position, or move out
of the home position, within the
specified time.
724 B Finisher staple hammer motor error
Stapling does not finish within 600 ms
after the staple hammer motor turned
on.
725 B Finisher stack feed-out motor error
The stack feed-out belt HP sensor does
not activate within a certain time after
the stack feed-out motor turned on.
B135/B138
Symptom
2
C bus error
2
C control register of
2
C bus error
2
C control register of
2
C bus error
2
C control register of
4-12
Possible Cause
• Controller board defective
• External noise
• BICU board defective
• BICU installed incorrectly
• BICU defective
• Controller board defective
• Controller stall
• Controller board installed incorrectly
• Controller board defective
• Operation panel connector loose or
defective
2
• I
C bus on BICU defective
2
• I
C bus on BICU defective
2
• I
C bus on BICU defective
• Original stopper HP sensor (output
abnormal)
• Pick-up motor defective (not rotating)
• Timing belt out of position
• ARDF main board defective
• Original pick-up HP sensor defective.
• Pick-up motor defective
• ARDF main board defective
• Jogger HP sensor defective
• Jogger motor defective
• Staple jam
• Stapler overload caused by trying to
staple too many sheets
• Staple hammer motor defective
• Stack feed-out HP sensor defective
• Stack feed-out motor overload
• Stack feed-out motor defective
SM