Ricoh 240w 用户指南

Troubleshooting

72

Black or white streaks appear 
on copies.

Image density  is  too  dark.

Adjust image density. See p.30 
“Adjusting Copy Image Den-
sity”.

The exposure glass or platen 
plate is dirty.

Clean the exposure glass or 
platen plate. See “Maintaining 
Your Machine”, General Set-
tings Guide.

The original is dusty.

Clean the original and try cop-
ying again.

Be particularly careful when 
using the following types of 
original:

• Hand drawn or drawn on 

with other forms of pencil 
or pen, such as a plotter.

• Film, translucent paper, or 

other originals that attract 
static electricity.

• Very long originals.

A shadow of the reverse side 
of an original image appears 
on copies.

Image density is too dark.

Adjust the image density set-
ting. See p.30 “Adjusting 
Copy Image Density”.

The background is dirty.

Image density is too dark.

Adjust the image density set-
ting. See p.30 “Adjusting 
Copy Image Density”.

The edges of pasted sections 
are shown.

Image density is too dark.

Adjust the image density set-
ting. See p.30 “Adjusting 
Copy Image Density”.

Change the orientation of the 
original.

Put mending tape on the past-
ed part.

The same copy area is dirty 
whenever making copies.

The exposure glass or platen 
plate is dirty.

Clean the exposure glass or 
platen plate. See “Maintaining 
Your Machine”, General Set-
tings Guide.