Yealink SIP-T48U, Быстрый старт

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Addr: 309, 3rd Floor, No.16, Yun Ding North Road, Huli
District, Xiamen City, Fujian, P.R.C
Tel: +86-592-5702000
Fax: +86-592-5702455
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ENVIRONMENTAL RECYCLING
Never dispose of the device with domestic waste
Ask your Town Council about how to dispose of it in an environmentally friendly way. The
cardboarc box, plastic packaging and player components may be recycled in accordance
with prevailing recycling regulations in your country.
Always adhere to prevailing regulations
Those who fail to do so may be fined or prosecuted in accordance with the law. The crossed
out garbage can that appears on the device means that when it has reached the end of its
useful life, it should be taken to a special waste disposal centre and treated separately to
general urban waste.

Do not tread on, pull, or over-bend any cable in case of malfunction of the device.
 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.

Before connecting a cable, connect the grounding cable of the device first. Do not disconnect the grounding cable until you
disconnect all other cables.
Cleaning Requirements

Before cleaning the device, stop using it and disconnect it from the power supply.
 Use a piece of soft, dry and anti-static cloth to clean the device.
 Keep t h e power plug clean and dry. Using a dirty or wet power plug may lead to electric shock or other perils.
Troubleshooting
The unit cannot supply power to Yealink device.
There is a bad connection with the plug.
1. Clean the plug with a dry cloth.
2. Connect it to another wall outlet.
The usage environment is out of operating temperature range.
1. Use in the operating temperature range.
The cable between the unit and the Yealink device is connected incorrectly.
1. Connect the cable correctly.
You cannot connect the cable properly.
1. You may have connected a wrong Yealink device.
2. Use the correct power supply.
Some dust, etc., may be in the port.
1. Clean the port.
Contact your dealer or authorized service facility for any further questions.
Contact Information
YEALINK NETWORK TECHNOLOGY CO.,LTD.
309, 3rd Floor, No.16, Yun Ding North Road, Huli District, Xiamen City, Fujian, P.R.C
YEALINK (EUROPE) NETWORK TECHNOLOGY B.V.
Strawinskylaan 3127, Atrium Building, 8th floor, 1077ZX Amsterdam, The Netherlands
YEALINK (USA) NETWORK TECHNOLOGY CO., LTD.
999 Peachtree Street Suite 2300, Fulton, Atlanta, GA, 30309, USA
Made in China