Ricoh MT-C1 Service Manual page 447

15 February 2006
728 B Shift jogger retraction motor error (B703)
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.
729 D Finisher punch motor error
The punch HP sensor does not activate
within the prescribed time after the punch
motor turns on.
B140/B246 Duplicated Number
730 B Finisher stapler movement motor error
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.
730 B Finisher Tray 1 shift motor error
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.
732 B Finisher shift roller motor error
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.
733 D Finisher lower tray lift motor error
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.
B140/B246 SERIES SERVICE MODE
B246
• Motor harness disconnected,
loose, defective
• Motor defective
• Motor overload
• HP defective
B140
• Punch HP sensor defective
• Sensor harness disconnected,
defective
• Punch motor defective
• Finisher main board defective
• Poor punch motor overload
B140
• Stapler HP sensor defective
• Sensor harness disconnected,
defective
• Stapler movement motor defective
• Finisher main board defective
• Stapler movement motor overload
B246
• 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
• Shift roller HP sensor defective
• Sensor harness disconnected, defective
• Shift roller motor defective
• Finisher main board defective
• Shift roller motor overload
• Paper height sensor 1 or 2 defective
• Sensor harness disconnected, defective
• Tray lift motor defective
• Finisher main board defective
• Tray lift motor overload
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