Safety Precautions - Read Carefully; Safety Symbols - NEC 1000BASE-T User Manual

Keep this operation manual on hand so that you can refer to it when necessary. Be sure to read the
"Safety Precautions" and "Precautions on Use."

Safety Precautions - Read carefully -

This section offers essential information for the safe and proper use of this controller.

Safety Symbols

Follow all instructions in this User's Guide to ensure the safe operation of this controller
This guide explains what areas pose a danger, what may result from not following safety
instructions and how to avoid danger. "Warning" and "Caution" are the terms used here to
express the level of danger. These terms mean the following.
WARNING
CAUTION
Precautions and notices against hazards are presented with one of the following 3 symbols.
The individual symbols are defined as follows:
Attention
Prohibited
Action
Mandatory
Action
Attention
Indicates
cautions.
Indicates a hazard that can lead to
electric shock.
Prohibited Action
Indicates a general prohibition.
Mandatory Action
Indicates general instruction for
users.
Indicates a hazard that can lead to death or serious injury.
Indicates a hazard that can lead to burning, injury or damage to property .
This symbol indicates the presence of a hazard. An image in the
symbol illustrates the hazard type.
This symbol indicates prohibited actions. An image in the symbol
illustrates a particular prohibited action.
This symbol indicates mandatory actions. An image in the symbol
illustrates a mandatory action to avoid a particular hazard.
general warnings and Indicates a hazard that can lead to
burns.
Indicates a hazard that can lead to
fire.
Indicates prohibition of disassembly
or modification.
Indicates that you must unplug from the
electrical outlet.
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(Example)
(Electric shock)
(Example)
(Do not
disassemble)
(Example)
(Unplug)