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Dahua NVR1A-4P Series - Page 9

Dahua NVR1A-4P Series
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VIII
Foreword
General
This user’s manual (hereinafter referred to be "the Manual") introduces the functions and
operations of the NVR (EZ-IP 2.0) devices (hereinafter referred to be "the Device").
Safety Instructions
The following categorized signal words with defined meaning might appear in the Manual.
Signal Words
Meaning
DANGER
Indicates a high potential hazard which, if not avoided, will result
in death or serious injury.
WARNING
Indicates a medium or low potential hazard which, if not
avoided, could result in slight or moderate injury.
CAUTION
Indicates a potential risk which, if not avoided, could result in
property damage, data loss, lower performance, or
unpredictable result.
ELECTRICITY
Indicates dangerous high voltage.
Take care to avoid coming into contact with electricity.
LASER BEAM
Indicates a laser radiation hazard.
Take care to avoid exposure to a laser beam.
ESD
Electrostatic Sensitive Devices.
Indicates a device that is sensitive to electrostatic discharge.
TIPS
Provides methods to help you solve a problem or save you time.
NOTE
Provides additional information as the emphasis and
supplement to the text.
Revision History
No.
Version
Revision Content
Release Time

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