Xerox 421 Manuale Utente
WorkCentre Pro 421 User Guide
2-9
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Components
Automatic Document Feeder (ADF)
The ADF automatically separates and feeds originals from the
input tray.
input tray.
Duplex Automatic Document Feeder (DADF)
The DADF automatically separates and feeds originals from its
input tray. When scanning two-sided originals, after scanning
the first side, the original is inverted to enable the second side
to be scanned.
input tray. When scanning two-sided originals, after scanning
the first side, the original is inverted to enable the second side
to be scanned.
Constant Velocity Transport (CVT) Glass
The Constant Velocity Transport (CVT) glass is the narrow
strip of glass located at the left side of the document glass.
When originals are fed from the document feeder (ADF or
DADF), the CVT glass automatically scans the images into
memory. This does not apply to originals placed on the
document glass.
strip of glass located at the left side of the document glass.
When originals are fed from the document feeder (ADF or
DADF), the CVT glass automatically scans the images into
memory. This does not apply to originals placed on the
document glass.
Auto Duplex Unit (ADU)
Makes two-sided copies from one-sided and/or two-sided
originals.
originals.
Offset Catch Tray (OCT)
The Offset Catch Tray separates jobs for easy retrieval. The
tray holds a maximum of 250 sheets of 80 g/m
tray holds a maximum of 250 sheets of 80 g/m
2
(20lb) paper.
Paper Trays 1 and 2
Located at the front of the machine these trays can each hold
a maximum of 550 sheets of 80 g/m
a maximum of 550 sheets of 80 g/m
2
(20lb) paper.
HINT: Refer to Appendix B - Specifications for more
information about approved media.
information about approved media.