Ricoh B082 Service Manual page 879

Rev. 09/2003
Note: When this SC is displayed, check SP7-902 (SC detail). The first 2 digits
indicate the type of error.
Example: 741 0100000000000000
Code No.
⇒
D
740
09
10
⇒
741 D
1000 sheet finisher error in saddle stitching area
01
02
03
SM
Symptom
Back-up RAM error
The check sum is abnormal when
the main switch is turned on.
Communication error
Communication error between
finisher board and booklet unit
board.
Positioning plate motor error
1) After the positioning plate motor
turns on to move the positioning
plate from its home position, the
positioning plate HP sensor does
not deactivate within 1.25s.
2) After the positioning plate motor
turns on to return the positioning
plate to its home position, the
positioning plate HP sensor does
activate within 1s.
Folder roller motor error
1) The folder roller motor sensor
doesn't send the clock pulse to the
booklet unit board within a certain
period after the folder roller motor
turns on.
Shutter guide motor error
After the shutter guide motor turns
on to move the shutter guide from
its home position, the shutter guide
HP sensor does not deactivate
within 0.4s.
1) After the shutter guide motor turns
on to return the shutter guide to its
home position, the shutter guide
HP sensor does not activate within
1s.
SERVICE CALL CONDITIONS
Possible Cause
Finisher board defective
• Finisher board defective
• Booklet unit board defective
• Poor connection of the interface
harness
• Positioning plate motor defective
•
Positioning plate HP sensor
defective
• Folder roller motor defective
• Folder roller motor sensor
defective
• Shutter guide motor defective
•
Shutter guide HP sensor
defective
4-15 B079/B082