Ricoh MT-C1 Service Manual page 416

B064 SERIES SERVICE MODE
SC No.
737 B Trimmed staple waste hopper full
The hopper that holds the waste
from staple trimming is full.
738 B Finisher pressure plate motor error
The pressure plate motor switches
on but does not return to the home
position within the prescribed time
after 2 counts.
739 B Finisher folder plate motor error
The folder plate motor turns on but
the plate does not return to the
home position within the prescribed
time for 2 counts.
740 B Finisher front saddle-stitch stapler motor error
Saddle-stitch stapler motor fails to
operate within 450 ms within 2
counts..
741 B Finisher rear saddle-stitch stapler motor error
Saddle-stitch stapler motor fails to
operate within 450 ms within 2
counts..
742 B Finisher jogger side fence motor error
The jogger motor turns on but the
side fences to not return to the
home position within 340 pulses for
2 counts.
743 B Finisher Jogger Motor Error
The jogger fences did not return to
their horizontal home positions on
both ends of the unit, or to their
down home positions within the
prescribed number of pulses. Only
staple mode is disabled. Shift
output, or output to the proof tray
can still be used.
750 B Cover interposer bottom plate motor error
• The bottom plate motor turns on
to raise the bottom plate but the
plate position sensor does not
detect the plate within 3 s.
• The bottom plate motor reverses
to lower the bottom plate but the
bottom plate HP sensor does not
detect the plate within 3 s.
Symptom
4-28
Possible Cause
• Staple waste hopper full
• Staple waste sensor defective
• HP sensor defective
• Harness disconnected, defective
• Motor defective
• Finisher main board defective
• Motor overload
• Plate HP sensor defective
• Harness disconnected, defective
• Folder plate motor defective
• Finisher main board defective
• Folder plate motor overload
• HP sensor defective
• Harness disconnected, defective
• Stapler motor defective
• Finisher main board defective
• Stapler motor overload
• HP sensor defective
• Harness disconnected, defective
• Stapler motor defective
• Finisher main board defective
• Stapler motor overload
• HP sensors defective
• Harness disconnected, defective
• Motor defective
• Finisher main board defective
• Motor overload
• Jogger lift sensor or jogger fence sensor
connectors disconnected, loose, or
damaged.
• Jogger lift sensor or jogger fence sensor
is defective.
• Main harness connection loose or broken.
• Shift jogger motor or shift jogger lift motor
defective.
Finisher main board defective.
• Bottom plate position sensor defective
• Bottom plate HP sensor defective
• Bottom plate motor defective
• Cover sheet feeder main board defective
• Harnesses disconnected, defective
15 February 2006