Bedienungsanleitung Yealink UH33 (Seite 6 von 8) (Englisch)

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Regulatory Notices

Operating Ambient Temperatures

 Operating temperature: +32 to 104°F (0 to 40°C)

 Relative humidity: 5% to 90%, noncondensing

 Storage temperature: -22 to +160°F (-30 to

+70°C)

Warranty

Our product warranty is limited only to the unit itself,

when used normally in accordance with the operating

instructions and the system environment. We are not

liable for damage or loss

resulting from the use of this product, or for any

claim from a third party. We are not liable for

problems with Yealink device arising from the use of

this product; we are not liable for financial

damages, lost profits, claims from third parties, etc.,

arising from the use of this product.

Explanation of the symbols

DC symbol

is the DC voltage symbol.

WEEE Warning symbol

To avoid the potential effects on the

environment and human health as a result of

the presence of hazardous substances in electrical

and electronic equipment, end users of electrical and

electronic equipment should understand the

meaning of the crossed-out wheeled bin symbol. Do

not dispose of WEEE as unsorted municipal waste

and have to collect such WEEE separately.

Restriction of Hazardous Substances Directive

(RoHS)

This device complies with the requirements of the EU

RoHS Directive. Statements of compliance can be

obtained by contacting support@yealink.com.

Safety Instructions

Save these instructions. Read these safety

instructions before use!

General Requirements

 Before you install and use the device, read

the safety instructions carefully and observe

the situation during operation.

 During the process of storage,

transportation, and operation, please always

keep the device dry and clean, avoid

collision and crash.

 Please attempt not to dismantle the device

by yourself. In case of any discrepancy,

please contact the appointed maintenance

center for repair.

 Please refer to the relevant laws and statutes

while using the device. Legal rights of others

should be respected as well.

Environmental Requirements

 Place the device at a well-ventilated place.

Do not expose the device under direct

sunlight.

 Keep the device dry and free of dusts.

 Do not place the device on or near any

inflammable or fire-vulnerable object, such

as rubber-made materials.

 Keep the device away from any heat source

or bare fire, such as a candle or an electric

heater.

Operating Requirements

 Do not let a child operate the device without

guidance.

 Do not let a child play with the device or any

accessory in case of accidental swallowing.

 Please use the accessories provided or

authorized by the manufacturer only.

 The power supply of the device shall meet the

requirements of the input voltage of the

device. Please use the provided surge

protection power socket only.

 Before plugging or unplugging any cable,

make sure that your hands are completely dry.

 Do not spill liquid of any kind on the product

or use the equipment near water, for example,

near a bathtub, washbowl, kitchen sink, wet

basement or near a swimming pool.

 During a thunderstorm, stop using the device

and disconnect it from the power supply.

Unplug the power plug and the Asymmetric

Digital Subscriber Line (ADSL) twisted pair

(the radio frequency cable) to avoid lightning

strike.

 If the device is left unused for a rather long

time, disconnect it from the power supply and

unplug the power plug.

 When there is smoke emitted from the device,

or some abnormal noise or smell, disconnect

the device from the power supply, and unplug

the power plug immediately.

 Contact the specified maintenance center for

repair.

 Do not insert any object into equipment slots

that is not part of the product or auxiliary

product.

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