Ricoh MT-C1 Service Manual page 446

B140/B246 SERIES SERVICE MODE
B140/B246 Duplicated Number
725 B Finisher stack feed-out motor error
The stack feed-out belt HP sensor
does not activate within the
prescribed number of pulses after
the stack feed-out motor turns on
and does not activate after 2 retries.
725 Exit guide motor
The status of the exit guide sensor
did not change at the prescribed time
during operation of the exit guide.
B140/B246 Duplicated Number
726 B Finisher upper tray lift motor error
The paper height sensor does not
activate within the prescribed time
after the upper tray lift motor turns
on, or the sensor remains on after
the motor reverses to lower the tray.
726 Front shift jogger motor error (B703)
The sides fences do not retract
within the prescribed time after the
shift jogger motor switches on. The
1st detection failure issues a jam
error, and the 2nd failure issues this
SC code.
B140/B246 Duplicated Number
727 B Finisher stapler rotation motor error
The stapler motor switches on but
the motor does not return to the
home position within the prescribed
number of pulses. After 2 counts, the
SC is logged as a jam.
727 B Rear shift jogger motor (B703)
The side fences do not retract within
the prescribed time after the shift
jogger motor switches on. The 1st
detection failure issues a jam error,
and the 2nd failure issues this SC
code.
B140
• Stack feed-out HP sensor defective
• Harness disconnected or defective
• Stack feed-out motor defective
• Finisher main board defective
• Motor overload
B246
• Exit guide open sensor loose, broken,
defective.
• Exit guide motor defective
• Finisher main board defective
B140
• Upper tray paper height sensor
defective
• Sensor harness disconnected,
defective
• Tray lift motor defective
• Finisher main board defective
• Tray lift motor overload
B246
• Shift jogger motor disconnected,
defective
• Shift jogger motor overloaded due to
obstruction
• Shift jogger HP sensor disconnected,
defective
B140
• Stapler rotation motor defective
• Poor stapler rotation motor connection
• Stapler rotation sensor defective
• Finisher main board defective
• Rotation motor overload
B246
• Motor harness disconnected, loose,
defective
• Motor defective
• Motor overload
• HP defective
4-58
15 February 2006