JRC JFE-400, Instruction Manual

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Before You Begin
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Before You Begin
Symbols Used in This Manual
To ensure that the equipment is used safely and correctly, and that the operator and third
parties are not exposed to danger or damage, pictograms are used in this manual and on the
equipment itself. These pictograms are described below.
Please familiarize yourself with these pictograms and the meanings they convey before
reading the rest of the manual.
Failure to observe a warning indication, leading to incorrect handling, may result in death or
serious injury to the operator.
Failure to observe a caution indication, leading to incorrect handling, may result in injury to
the operator, or physical damage to the equipment.
Example Pictograms
This mark is intended to alert the user to the presence of precautions including
danger and warning items. The picture in each mark alerts you to operations that
should be carefully performed.
This mark is intended to alert the user to the presence of prohibited activity. The
picture/word in/beside each mark alerts you to operations that are prohibited.
This mark is intended to alert the user to the presence of necessary instructions.
The picture in each mark alerts you to operations that must be performed.
Warning Labels
Warning labels are affixed to the cover of Echo sounder
body.
High voltage circuit exists inside the cover. Do not remove
the cover.
Do not attempt to remove, damage, or modify, the warning
labels.