M3091DC Image Scanner Operation Guide 4-5

4.3.2 Cleaning the Automatic Document Feeder

Be aware of high-temperature in the glass
surface of Automatic Document Feeder
(ADF). It could result in a burm
Clean the automatic document feeder every time it has read about
1,000 pages. However, this standard differs for the type of document
to be read. If the toner is insufficiently fixed, you may need to clean after
a smaller number of pages has been read.
Clean the automatic document feeder through the following procedure (see
the figure on the next page):
1) Open the automatic document feeder by pulling it toward you while
raising the cover open lever.
2) Clean the following components with a dry cloth or a cloth moistened
with isopropyl alcohol:
Pad: Clean this component downward (in arrow direction). In this
case, be careful not to catch the cloth in the pick arm or spring.
Automatic document feed glass surface: Clean this component gently.
Pick roller: Gently clean this component, taking care not to damage
the roller surface. If black foreign matter attaches to the
component, the document feed performance is affected;
therefore, thoroughly clean it.
Feed roller: Gently clean this component, taking care not to roughen
the roller surface. If black foreign matter attaches to the
component, the document feed performance is affected;
therefore, thoroughly clean it.
Plastic roller: Gently clean this component, taking care not to
roughen the roller surface. If black foreign matter attaches to the
component, the document feed performance is affected;
therefore, thoroughly clean it.