4
Introduction
Thank you for purchasing the Canon Document Scanner
imageFORMULA DR-2020U. Please read this manual thoroughly
before using the scanner to familiarize yourself with its capabilities,
and to make the most of its many functions. After reading this manual,
store it in a safe place for future reference.
Symbols Used in This Manual
The following symbols are used in this manual to explain procedures,
restrictions, handling precautions, and instructions that should be
observed for safety.
WARNING
Indicates a warning concerning operations that may lead to death or
injury to persons if not performed correctly. To use the scanner safely,
always pay attention to these warnings.
CAUTION
Indicates a caution concerning operations that may lead to injury to
persons, or damage to property if not performed correctly. To use the
scanner safely, always pay attention to these cautions.
IMPORTANT
Indicates operational requirements and restrictions. Be sure to read
these items carefully to operate the scanner correctly, and avoid
damaging the scanner.
Hint
Indicates a clarification of an operation, or contains additional
explanations for a procedure. Reading these notes is highly
recommended.
Manuals for the Scanner
Documentation for this scanner consists of the following manuals.
Please read these manuals thoroughly before using the scanner to
familiarize yourself with its capabilities and make the most of its many
functions.
• Reference Guide (this manual)
This describes setup procedures and basic operations for the
scanner.
• User Manual (electronic manual)
This provides complete and comprehensive information about the
scanner.
• CapturePerfect 3.0 Operation Guide (electronic manual)
This is the operation guide for the Canon document scanner
application, CapturePerfect 3.0.
Hint
Electronic manuals are installed to the following locations as PDF
(Portable Documents Format) files during installation of the supplied
software.
