Sc Codes Group 7: Peripherals - Ricoh B132 Service Manual

SC codes Group 7: Peripherals

SC701 D Original pickup operation error
Even though the pickup motor is rotating
clock-wise, the pickup roller home position
sensor cannot detect the position of the
pickup roller.
SC705 D ARDF bottom plate lift motor
• The bottom plate HP sensor
• The bottom plate position
SC720 D Finisher lower transport motor error
No encoder pulse signal is
detected for the transport motor
within the prescribed time.
The 1st failure issues an original
jam message, and the 2nd
failure issues this SC code.
SC721 B Finisher jogger motor error
The jogger fences move out of
the home position but the HP
sensor output does not change
within the specified number of
pulses. The 1st failure issues an
original jam message, and the
2nd failure issues this SC code.
SM
did not detect the home
position of the bottom plate
after the bottom plate lift
motor switches on and lowers
the bottom plate.
sensor does not detect the
position of the plate after the
lift motor switches on and
raises the bottom plate.
SERVICE CALL CONDITIONS
• Pickup roller HP sensor
harness loose, disconnected,
defective
• Pickup roller HP sensor
defective
• Pickup motor harness loose,
disconnected, defective
• Pickup motor defective
• ARDF control board
defective
• ARDF feed motor disconnected,
defective
• Bottom plate HP sensor disconnected,
defective
• ARDF main board defective
• Lower transport motor disconnected,
defective
• Finisher connection to transport motor
loose, defective
• Lower transport motor defective
• Finisher main board defective
• Jogger HP sensor disconnected,
defective
• Jogger motor disconnected, defective
• Jogger motor overloaded due to
obstruction
• Finisher main board and jogger motor
connection loose, defective
• Finisher main board defective
4-57 B132/B200