Ricoh Aficio MP 7001 Troubleshooting Manual page 36

2. Troubleshooting When Using the Copy/Document Server Function
Problem
Black lines appear.
White lines appear.
2
Copies are blank.
A moiré pattern is produced
on copies.
Black spots appear on the
copy of a photographic print.
White stripes appear on the
OHP.
34
Cause
The exposure glass or
scanning glass is dirty.
The exposure glass or
scanning glass is dirty.
The original is not set
correctly.
Your original has a dot
pattern image or many lines.
Because of high humidity, the
photographic print has stuck
to the exposure glass.
Fragments of paper are stuck
to the OHP.
Solution
Clean them. See "Maintaining Your
Machine", About This Machine
Clean them. See "Maintaining Your
Machine", About This Machine
When using the exposure glass, face the
originals down. When using the ADF,
face them up.
Place the original on the exposure glass
at a slight angle.
Place the print on the exposure glass in
either of the following ways:
• Place an OHP transparency on the
exposure glass, and then place the
print on the OHP transparency.
• Place the print on the exposure
glass, and then place two or three
sheets of white paper on it. Leave
the ADF open when copying.
Use a dry cloth to wipe any paper
fragments off the back of the OHP.
.
.