Canon DR-5020 Instructions Manual page 14

G Simple color or black-and-white gray-scale output (DR-5080C)
Besides black-and-white 2-bit output, this unit supports various output modes:
gray-scale (4, 16, 256 levels) and color (3, 6, 12, 24 bits). Optional memory
may need to be added on depending on the scanning mode. Also, not all
modes are supported depending on the application and scanner driver in use.
For more details, thoroughly read the instruction manuals for the application
and scanner driver in use.
G Drop-out color (DR-5080C)
This function disables drop-out scanning of (that is, "drops out") a specific color
in the document.
G Various options
The wide range of options includes the imprinter for printing characters on the
document being scanned, bar code decoder for reading bar codes in
documents, and the endorser for printing numbers and characters on the
document after scanning.
1.1 Features of DR-5020/5080C
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