Ricoh B022, Service Manual, Page: 791 / 878

SERVICE CALL CONDITIONS
B022/B027 7-8 SM
Finisher staple hammer motor error
(500-sheet finisher)
727 B
Stapling does not finish within a certain
time after staple hammer motor turned
on.
•
Staple jam
•
Stapler overload caused by trying to
staple too many sheets
•
Staple hammer motor defective
Finisher paper stack height error (500-
sheet finisher) 728 B
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
Finisher stapler motor error (1000-sheet
finisher) 730 B
The stapler does not return to its home
position within a certain time after the
stapler motor turned on.
The stapler H.P sensor does not
activate within a certain time after the
stapler motor turned on.
•
Stapler motor defective
•
Stapler H.P sensor defective
•
Poor stapler motor connection
Output tray motor error (500-sheet
finisher)
Exit guide plate motor error (1000-sheet
finisher) 731 B
The tray upper limit sensor does not
activate within a certain time after the
shift motor turned on. (500-sheet
finisher)
The exit guide plate open sensor or exit
guide plate HP sensor does not activate
within a certain time after the exit guide
plate motor turned on. (1000-sheet
finisher)
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
•
Exit guide plate open sensor
defective
Finisher shift motor error (1000-sheet
finisher) 732 B
Roller shift does not finish within a
certain time after the shift motor turned
on.
•
Shift motor defective
•
Shift tray HP sensor defective
Shift tray motor error (optional shift tray
unit) 770 B
The shift tray half-turn sensor is not
activated within a certain amount of
time after the shift tray motor turns on.
•
Shift tray motor defective
•
Shift tray half-turn sensor defective
Bridge communication error 791 B
The SBCU cannot communicate with
the bridge unit properly when the
finisher is installed.
Finisher connection error 792 B
The SBCU cannot communicate with
the finisher properly when the bridge
unit is installed.
•
Poor connection between the finisher
and bridge unit
•
SBCU board defective
⇒
Rev.10/2002