Ricoh B079 Service Manual page 219

Note: When this SC is displayed, check SP7-902 (SC detail). The first 2 digits
indicate the type of error.
Example: 741 0100000000000000
01: 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.
- Possible causes -
• Positioning plate motor defective
• Positioning plate HP sensor defective
02: 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.
- Possible causes -
• Folder roller motor defective
• Folder roller motor sensor defective
03: Shutter guide motor error
1) 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.
2) 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.
- Possible causes -
• Shutter guide motor defective
• Shutter guide HP sensor defective
04: Booklet jogger motor error
1) After the booklet jogger motor turns on to move the booklet jogger plate from
its home position, the booklet jogger HP sensor does not deactivate within
0.5s.
2) After the booklet jogger motor turns on to return the booklet jogger plate to its
home position, the booklet jogger HP sensor does not activate within 1s.
SM
CÓPIA NÃO CONTROLADA
4-21
CÓPIA NÃO CONTROLADA
SERVICE CALL CONDITIONS
B079/B082