Ricoh B082 Service Manual page 899

SERVICE CALL CONDITIONS
Code No.
⇒
D
740
05
06
07
08
B079/B082
Symptom
Stapler motor error
1) After the stapler motor turns on
to move the stapler unit from
its home position, the stapler
unit HP sensor does not
deactivate within 4s.
2) After the stapler motor turns on
to return the stapler unit to its
home position, the stapler unit
HP sensor does not activate
within 4s.
Staple hammer motor error
1) The staple hammer HP sensor
does not deactivate within 0.5s
after the staple hammer motor
turns on.
2) The staple hammer HP sensor
does not activate within 0.5s
after the staple hammer motor
turns on.
Tray lift motor error
1) The tray lift motor does not stop
within 15s after being turned
on.
2) The shift tray HP sensor does
not activate within 15s after the
tray lift motor turns on.
3) The shift tray upper limit switch
turns on while the shift tray is
being raised.
4) Lift motor sensors 1 & 2 do not
send the clock signals to the
finisher board every 200ms
while the tray lift motor is on.
Shift tray height sensor error
1) Abnormal communication data
between finisher board and shift
tray height sensor.
2) No communication between
finisher board and shift tray
height sensor for a certain
period.
3) The finisher board detects a
connection error with the
connector for the shift tray
height sensor.
4) Adjustment error during shift
tray height sensor adjustment.
• Stapler motor defective
Stapler unit HP sensor defective
•
Staple hammer motor defective
Staple hammer HP sensor defective
• Tray lift motor defective
• Lift motor sensor 1 defective
• Lift motor sensor 2 defective
• Shift tray HP sensor defective
• Shift tray upper limit switch defective
•
Booklet entrance guide safety
switch defective
•
Lower door safety switch
defective
Booklet exit cover safety switch
defective
4-14
Rev. 09/2003
Possible Cause
SM