Ricoh MT-C1 - Page 447

15 February 2006 B140/B246 SERIES SERVICE MODE
4-59
Trouble-
shooting
Shift jogger retraction motor error (B703)
B246
728 B
The side fences do not retract within the
prescribed time after the retraction motor
switches on. The 1st detection failure
issues a jam error, and the 2nd failure
issues this SC code.
• Motor harness disconnected,
loose, defective
• Motor defective
• Motor overload
• HP defective
Finisher punch motor error
B140
729 D
The punch HP sensor does not activate
within the prescribed time after the punch
motor turns on.
• Punch HP sensor defective
• Sensor harness disconnected,
defective
• Punch motor defective
• Finisher main board defective
• Poor punch motor overload
B140/B246 Duplicated Number
Finisher stapler movement motor error
B140
730 B
The stapler HP sensor does activate
within the prescribed time after the stapler
motor turns on and moves the stapler
away from home position. After 2 counts,
the SC is logged as a jam.
• Stapler HP sensor defective
• Sensor harness disconnected,
defective
• Stapler movement motor defective
• Finisher main board defective
• Stapler movement motor overload
Finisher Tray 1 shift motor error
B246
730 B
The shift roller HP sensor of the upper
tray does not activate within the
prescribed time after the shift tray starts to
move toward or away from the home
position. The 1st detection failure issues a
jam error, and the 2nd failure issues this
SC code.
• Shift tray HP sensor of the upper
tray disconnected, defective
• Shift tray motor of the upper tray is
disconnected, defective
• Shift tray motor of the upper tray
overloaded due to obstruction
Finisher shift roller motor error 732 B
The shift roller HP sensor does not
activate within the prescribed time
after the shift roller motor turns on.
After 2 counts, the SC is logged as
a jam.
• Shift roller HP sensor defective
• Sensor harness disconnected, defective
• Shift roller motor defective
• Finisher main board defective
• Shift roller motor overload
Finisher lower tray lift motor error 733 D
After the lift motor switches on to lift
the tray, paper height sensor 2
does not detect the top of the paper
stack, or after the motor reverses to
lower the stack the top of the stack
remains detected (the status of
paper height sensor 1 does not
change). After 2 counts, the SC is
logged as a jam.
• Paper height sensor 1 or 2 defective
• Sensor harness disconnected, defective
• Tray lift motor defective
• Finisher main board defective
• Tray lift motor overload