W611W User Manual
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3
Safety Instruction
3.1 Safety Instruction
Please read the following safety notices before installing or using this unit. They are crucial for the safe and
reliable operation of the device.
Please use the external power supply that is included in the package. Other power supply may cause
damage to the phone and affect the behavior or induce noise.
Before using the external power supply in the package, please check the home power voltage.
Inaccurate power voltage may cause fire and damage.
Please do not damage the power cord. If power cord or plug is impaired, do not use it because it may
cause fire or electric shock.
Do not drop, knock or shake the phone. Rough handling can break internal circuit boards.
This phone is designed for indoor use. Do not install the device in places where there is direct sunlight.
Also do not put the device on carpets or cushions. It may cause fire or breakdown.
Avoid exposure the phone to high temperature or below 0
℃
or high humidity.
Avoid wetting the unit with any liquid.
Do not attempt to open it. Non-expert handling of the device could damage it. Consult your authorized
dealer for help, or else it may cause fire, electric shock and breakdown.
Do not use harsh chemicals, cleaning solvents, or strong detergents to clean it. Wipe it with a soft cloth
that has been slightly dampened in a mild soap and water solution.
When lightning, do not touch power plug, it may cause an electric shock.
Do not install this phone in an ill-ventilated place. You are in a situation that could cause bodily injury.
Before you work on any equipment, be aware of the hazards involved with electrical circuitry and be
familiar with standard practices for preventing accidents.
3.2 Battery Warning
To prevent the battery pack from leaking, overheating and catching fire.Please observe the following
precautions:
Soft aluminum packaging foil is easily damaged by sharp edged parts such as nickel sheets, pins and
needles.
Do not hit the battery pack with any sharp parts.
Do not immerse the battery pack in water or seawater.
Do not use and place the battery pack near heat sources such as fire or heaters.
Do not reverse the positive and negative poles.
Do not connect the battery pack to the power outlet.