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5
DF4(X)20HD-DN/IR
Introduction
Typographical Conventions
This document may contain various warning words and symbols that indicate
potential sources of danger:
DANGER
DANGER indicates a hazardous situation which, if not avoided, will result
in death or serious injury.
WARNING
WARNING indicates a hazardous situation which, if not avoided, could
result in death or serious injury.
CAUTION
CAUTION indicates a hazardous situation which, if not avoided, could
result in minor or moderate injury.
NOTICE
NOTICE indicates practices for preventing property damage, incorrect
configurations or faulty operations.
For reasons of clarity and readability, various text formatting elements and
types of emphasis are used in this documentation:
Instructions are indicated by arrows:
¼
Carry out instructions one after the other in the sequence described.
Expressions in
bold/italics
generally indicate a control element on the unit
(switches or labels) or on its user interface (buttons, menu items).
Paragraphs in italics provide information on basic principles, special features
and efficient procedure as well as general recommendations.