DEVELOPING AND PAPER
PAPER FEED SYSTEM
The paper feed system drives the paper through
There are different types of developing systems
the reader-printer. The paper roll is held in a paper
used in reader-printers. Some are wet systems and some
supply holder. It is driven by the paper feed system
are dry. A wet system uses a developing fluid and
through the developer and then to the paper cutter.
special paper to make the print. The dry type uses a
Finally, the finished print is fed out a slot in the
different paper and heat to make the print. Figure 11-3
cabinet. Figure 11-2 is the paper feed system of the
is a diagram of a dry system, and figure 11-4 is a
3-M 500 Reader-Printer. Other models may have a
diagram of a wet developing system.
slightly different system.
Figure 11-4.--Functional diagram of a developing system (wet).