Ricoh MT-C1 User Manual

B064 SERIES SERVICE MODE 15 February 2006
4-28
SC No. Symptom Possible Cause
Trimmed staple waste hopper full 737 B
The hopper that holds the waste
from staple trimming is full.
• Staple waste hopper full
• Staple waste sensor defective
Finisher pressure plate motor error 738 B
The pressure plate motor switches
on but does not return to the home
position within the prescribed time
after 2 counts.
• HP sensor defective
• Harness disconnected, defective
• Motor defective
• Finisher main board defective
• Motor overload
Finisher folder plate motor error 739 B
The folder plate motor turns on but
the plate does not return to the
home position within the prescribed
time for 2 counts.
• Plate HP sensor defective
• Harness disconnected, defective
• Folder plate motor defective
• Finisher main board defective
• Folder plate motor overload
Finisher front saddle-stitch stapler motor error 740 B
Saddle-stitch stapler motor fails to
operate within 450 ms within 2
counts..
• HP sensor defective
• Harness disconnected, defective
• Stapler motor defective
• Finisher main board defective
• Stapler motor overload
Finisher rear saddle-stitch stapler motor error 741 B
Saddle-stitch stapler motor fails to
operate within 450 ms within 2
counts..
• HP sensor defective
• Harness disconnected, defective
• Stapler motor defective
• Finisher main board defective
• Stapler motor overload
Finisher jogger side fence motor error 742 B
The jogger motor turns on but the
side fences to not return to the
home position within 340 pulses for
2 counts.
• HP sensors defective
• Harness disconnected, defective
• Motor defective
• Finisher main board defective
• Motor overload
Finisher Jogger Motor Error 743 B
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.
• 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.
Cover interposer bottom plate motor error 750 B
• 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.
• Bottom plate position sensor defective
• Bottom plate HP sensor defective
• Bottom plate motor defective
• Cover sheet feeder main board defective
• Harnesses disconnected, defective

Ricoh MT-C1 Specifications

General

Brand	Ricoh
Model	MT-C1
Category	All in One Printer
Language	English