SERVICE CALL
10 February 2005
4-12
No.
Definition
Symptom Possible
Cause
Finisher tray lift motor error (1000-sheet finisher)/
Finisher output tray motor error (500-sheet finisher)
726 D
•
The tray lift motor jam is detected
consecutively twice after the tray lift
motor turned on (1000-sheet
finisher).
•
The output tray motor lock signal is
detected for 10 seconds after the
output tray motor turned on (500-
sheet finisher).
•
Tray lift motor or output tray motor
defective
•
Stack height sensor defective
•
Defective finisher control board
•
Defective BICU
•
Defective IOB
•
Incorrect installation
Finisher stapler motor error (500-sheet finisher)
727 D
Stapling does not finish within a
certain time after the stapler motor
turned on.
•
Staple jam
•
Stapler overload caused by trying to
staple too many sheets
•
Stapler motor defective
•
Defective finisher control board
•
Defective BICU
•
Defective IOB
•
Incorrect installation
Finisher paper stack height error (500-sheet finisher)
728 D
The stack height detection lever does
not return to its home position before
going to detect the stack height.
•
Stack height lever solenoid defective
•
Stack height sensor defective
•
Lever sensor defective
•
Main control board defective
•
Defective finisher control board
•
Defective BICU
•
Defective IOB
•
Incorrect installation
Finisher stapler motor error (1000-sheet finisher)
730 B
The stapler motor jam is detected
consecutively twice after the staple
motor turned on.
•
Stapler motor defective
•
Stapler HP sensor defective
•
Poor stapler motor connection
•
Defective finisher control board
•
Defective board
•
Defective BICU
•
Defective IOB
•
Incorrect installation
•
Output tray motor error (500-sheet finisher)
•
Exit guide plate motor error (1000-sheet finisher)
731 D
•
The tray upper limit sensor does
not activate within a certain time
after the tray motor turned on (500-
sheet finisher).
•
The exit guide plate motor jam is
detected consecutively twice after
the exit guide plate motor turned on
(1000-sheet finisher).
•
Defective finisher control board
•
Defective BICU
•
Defective IOB
•
Incorrect installation
500-sheet finisher
•
Output tray motor defective
•
Tray upper limit sensor defective
1000-sheet finisher
•
Exit guide plate motor defective
•
Exit guide plate HP sensor defective