Patton electronic smartnode 4110 사용자 설명서

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About this guide
 
Model 4520 & 4110 Series Getting Started Guide
 
10
 
Precautions
 
Notes and cautions, which have the following meanings, are used throughout this guide to help you become 
aware of potential Router problems. 
 
Warnings
 
 relate to personal injury issues, and 
 
Cautions
 
 refer to potential 
property damage.
 
Note
 
Calls attention to important information.
 
Safety when working with electricity
 
The shock hazard symbol and WARNING heading indicate a potential electric 
shock hazard. Strictly follow the warning instructions to avoid injury caused 
by electric shock.
The alert symbol and WARNING heading indicate a potential safety hazard. 
Strictly follow the warning instructions to avoid personal injury.
 
The shock hazard symbol and CAUTION heading indicate a 
potential electric shock hazard. Strictly follow the instructions to 
avoid property damage caused by electric shock.
The alert symbol and CAUTION heading indicate a potential haz-
ard. Strictly follow the instructions to avoid property damage.
 
Mains Voltage: Do not open the case when the power cord is connected. For 
systems without a power switch, line voltages are present within the power 
supply when the power cord is connected.
Hazardous network voltages are present in WAN ports regardless of whether 
power to the SmartNode is ON or OFF. To avoid electric shock, use caution 
when near WAN ports. When detaching cables, detach the end away from the 
SmartNode first.
Do not work on the system or connect or disconnect cables during periods of 
lightning activity.