4. Mechanical operations
Theory of operation ver. 1.0 Aug. 2007
8
Duplex Option
Composition/Operation
4.3
2-sided printing method
• The following two types of 2-sided printing methods are available.
Automatic 2-sided printing is not effective when the FD length is less than 276 mm.
4.3.1
Operations in 2-sided printing with a single sheet of paper resident in the
system
2-sided printing
method
2-sided printing with a single sheet of paper resident in the system
2-sided printing with two sheets of paper resident in the system
(when the FD length is no less than 276 mm, no more than 297 mm).
2
Operation 1
• The first sheet of paper is taken up and fed in from the
main unit drawer and the main unit starts the first print
cycle to produce the print image of the second page of the
original.
Paper exit roller
Operation 2
• Immediately before the 1-sided print leaves the paper exit
roller, the direction of rotation of the paper exit roller is
reversed and the 1-sided print is transported toward and
into the duplex option.
2
Operation 3
• The paper conveyed through the duplex option is tempo-
rarily stopped at the duplex take-up position.
• Any skew in the paper is corrected at the registration roller
before the paper is taken up and fed by the duplex option.
2
Confidential – for internal use only, do not distribute
