OVERVIEW
PRODUCT REFERENCE GUIDE
xv
Appendix H, Scancode Tables lists control character emulation information for USB Key-
board interfaces.
Appendix I, ASCII Chart lists hexadecimal reference values for ASCII characters.
Manual Conventions
The following conventions are used in this document:
The symbols listed below are used in this manual to notify the reader of key issues or
procedures that must be observed when using the reader:
NOTE: This symbol draws attention to details or procedures that may be
useful in improving, maintaining, or enhancing the performance of the
hardware or software being discussed.
CAUTION: This symbol advises you of actions that could damage equipment
or property.
WARNING: This symbol advises you of actions that could result in harm or
injury to the person performing the task.
HIGH VOLTAGE: This symbol alerts the user they are about to perform an
action involving, either a dangerous level of voltage, or to warn against an
action that could result in damage to devices or electrical shock.
LASER: This symbol alerts the user they are about to perform an action
involving possible exposure to laser light radiation.
GROUNDING: This symbol advises you to pay particular attention to the
grounding instructions for correct device functioning.
ESD: This symbol identifies a procedure that requires you take measures to
prevent Electrostatic Discharge (ESD) e.g., use an ESD wrist strap. Circuit
boards are most at risk. Please follow ESD procedures.
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