Ricoh Aficio 470W - Manual (Page 126)

Troubleshooting
106
3
If You Cannot Make Clear Copies
Problem Cause Action
Black or white streaks appear
on the copy. The image density is too dark. Adjust the image density. See
P.41 “Adjusting Copy Image
Density”
The exposure glass or feed
roller is dirty. Clean the exposure glass or
feed roller. See P.148 “Main-
taining Your Machine”
The original is dusty. Clean the original and try
copying again.
Be particularly careful when
using the following types of
original.
• Hand drawn or other orig-
inals drawn with a pencil
or pen, such as from a plot-
ter.
• Film, translucent paper
(vellum) or other originals
that easily attract static
electricity.
• Very long originals.
A shadow of the reverse side
of an original image is also
copied. The image density is too dark. Adjust the image density set-
ting. See P.41 “Adjusting Copy
Image Density”
The background is dirty. The image density is too dark. Adjust the image density set-
ting. See P.41 “Adjusting Copy
Image Density”
The edges of pasted sections
are shown. The image density is too dark. Adjust the image density set-
ting. See P.41 “Adjusting Copy
Image Density”
Change the direction of the
original.
Put mending tape on the past-
ed part.
The same copy area is dirty
whenever making copies. The exposure glass or feed
roller is dirty. Clean the exposure glass or
feed roller. See P.148 “Main-
taining Your Machine”