Ricoh A-C2 Service Manual page 167

19 January, 2001
Code No.
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.
726 B Finisher shift tray 1 lift motor error
Tray shift does not finish within the
specified time after the shift motor
turned on, or the stack height sensor
does not activate within the specified
time after the shift tray lift motor turned
on.
727 B Finisher stapler rotation motor error
Stapler rotation does not finish within
the specified time after the staple
rotation motor turned on, or the stapler
does not return to its home position
within the specified time after stapling
finished.
729 B Finisher punch motor error
After the punch motor is turned on, the
punch HP sensor does not activate
within the specified time.
730 B Finisher stapler positioning motor error
After the stapler motor is turned on, the
stapler does not return to its home
position within the specified time, or the
stapler HP sensor does not activate
within the specified time after the
stapler motor is turned on.
731 B Finisher exit guide open/close motor
error
After the finisher exit guide open/close
motor is turned on, the open/close
sensor does not activate within the
specified time.
Symptom
4-11
SERVICE CALL CONDITIONS
Possible Cause
Original stopper HP sensor (output
abnormal)
Pick-up motor defective (not rotating)
Timing belt out of position
ADF main board defective
Original pick-up HP sensor defective.
Pick-up motor defective
ADF 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
Shift motor defective or overloaded
Shift tray lift motor defective or
overloaded
Stapler rotation motor defective or
overloaded
Stapler rotation motor connection
loose or connector defective
Punch motor defective or overloaded
Punch HP sensor defective
Punch motor connection loose or
connector defective
Stapler positioning motor defective or
overloaded
Stapler HP sensor defective
Stapler positioning motor connection
loose or connector defective
Finisher exit guide open/close motor
defective
Open/close sensor defective