Table of Contents
Yealink UH33 User Manual
Displayed below is the user manual for UH33 by Yealink which is a product in the Headphones & Headsets category. This manual has pages.
Related Manuals
Components
1. T-Bar
2. Adjustable Headband
3. Adjustment Rod
4. Receiver
5. Boom
6. Microphone with sponge cover
7. Headset Cable
8. Clothing Clip
9. 3.5mm Jack
10. Controller
11. USB Connector
Connection
1. Connecting to a phone or PC with the controller
Figure
Description
Figure
Description
Connect the headset to
the 3.5mm jack of the
controller.
To use the headset mode,
simply insert the USB
connector into the USB
port of a compatible
phone or PC.
Connecting to a mobile phone or PC without the controller
Figure
Description
Connect the headset to the 3.5mm jack of the mobile phone or PC.
1
2. Wearing the headset
Figure
Description
Figure
Description
To adjust the headband,
lengthen or shorten the
adjustment rod until it fits
comfortably. Position the
headset receiver that the ear
cushion sit comfortably over
the center of your ears.
Position the T-bar
above your ear.
Hold the receiver securely
against your ear with one
hand. With the other hand,
adjust the boom to ensure
that the microphone sits
about one finger-width from
your mouth.
The clothing clip helps
to keep the headset
properly positioned and
be free from the cord's
weight. Attach the
clothing clip at a
comfortable level to
liberate your hand.
Usage
Answering or ending a call:
1. When there is an incoming call, the call status LED indicator flashes green, press to answer the
call. The call status LED indicator glows green.
2. Press again to end the call. The call status LED indicator goes out.
Adjusting the volume:
1. Press to increase the listening volume during a call.
2. Press to decrease the listening volume during a call.
Muting or unmuting a Call:
1. Press during a call. The call status LED indicator glows red.
2. Press again to unmute the call. The call status LED indicator goes out.
Redialing a call:
1. Press twice when the phone is idle.
The phone dials out the last dialed number and automatically switches to the headset mode.
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3
4
2
When you receive a call on your PC, you can reject the call in addition to the above operations:
Press twice.
When you are in an active call and an incoming call arrives on your PC, do the following:
To answer the new call, long press for 2 seconds. The current call is placed on hold.
To switch between calls after the call is answered, long press for 2 seconds.
To reject the new call, press twice.
To end the current call and answer the new call, press .
Safety Instructions
Read these safety instructions before use! The following basic safety precautions should always be
followed to reduce the risk of fire, electrical shock, and other personal injury.
Only use Yealink accessories designed for this product.
Never allow children to play with the product—small parts may be a choking hazard; cords may
cause strangulation.
Do not insert anything into the product because this may cause damage to the internal
components or cause injury to you.
Avoid contact with liquids.
Discontinue use and contact Yealink if the product overheats, has been damaged or has a damaged
cord or plug.
If you experience a skin irritation after using this product, discontinue use and contact Yealink.
Exposure to high-volume sound may damage your hearing. To protect your hearing, Yealink
suggests that you:
1. Set the volume control in a low position before putting the headset on your ears.
2. Limit the amount of time you use headsets at high volume.
3. Avoid turning up the volume to block out noisy surroundings.
4. Turn the volume down if the sound from the headset prevents you from hearing people
speaking near you.
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.
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, disconnect it
from the power supply.
Use a piece of soft, dry and anti-static cloth
to clean the device.
Keep the power plug clean and dry.
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.
FCC Statement
This device complies with part 15 of the FCC Rules.
Operation is subject to the following
two conditions: (1) this device may not cause harmful
interference, and (2) this device
must accept any interference received, including
interference that may cause undesired operation.
Any Changes or modifications not expressly
approved by the party responsible for compliance
could void the user's authority to operate the
equipment.
IC Statement
This device complies with Industry Canada’s
licence-exempt RSSs. Operation is subject to the
following two conditions:
(1) this device may not cause interference; and
(2) this device must accept any interference, including
interference that may cause undesired operation of
the device. CAN ICES-3(B)
Le présent appareil est conforme aux CNR d’Industrie
Canada applicables aux appareils radio exempts de
licence. L’exploitation est autorisée aux deux
conditions suivantes :
(1) l’appareil ne doit pas produire de brouillage;
(2) l’utilisateur de l’appareil doit accepter tout
brouillage radioélectrique subi, même si
le brouillage est susceptible d’en compromettre le
fonctionnement.NMB-3(B)
Contact Information
YEALINK NETWORK TECHNOLOGY CO.,LTD.
309, 3rd Floor, No.16, Yun Ding North Road, Huli
District, Xiamen City, Fujian, P.R. China
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
