Ricoh D069 Field Service Manual page 244

3. Appendix: Service Call Conditions
No.
Definition
Image transfer error
193 B
Scanned images are not transferred to the
controller memory within one minute.
Memory address error
3
The BICU does not receive the memory
198 B
address report from the controller within
one minute.
Charge roller current leak
302 B
The polling module detects a current leak
of the charge roller.
Polygonal mirror motor error
The polygon mirror motor does not reach
the operating speed within 10 seconds.
320 B
Or, the polygon mirror motor remains out
of the operating speed for 0.2 second after
reaching the operating speed.
No laser writing signal (F-GATE) error
The poling module does not detect the laser
321 B
writing signal (F-GATE) asserting after the
laser crosses 5 mm from the start point on
the drum surface.
52
Symptom Possible Cause
• Defective BICU board
• Defective controller board
• Inconsistency between the BICU
firmware and the controller firmware
• Defective BICU
• Defective controller
• Defective charge roller
• Defective high voltage supply board
• Loose connection of the PCU
• Defective polygon mirror motor
• Loose connection between the
polygonal mirror motor and the BICU
• Defective cable between the BICU
and the polygon mirror motor
• Defective BICU
• Defective BICU
• Loose connection on the fax controller
or the printer controller
• Defective fax controller or printer
controller