Yealink DD10K User manual

DECT USB Dongle
DD10K
www.yealink.com
Quick Start Guide (V1.7)

1
DECT USB dongle DD10K allows you to turn the SIP-T41S/
T42S/T54W IP phone to the DECT desk phone (hereinafter
referred to as DD phone). After that, you can use the IP phone
as a handset with a base station.
DECT USB dongle DD10K also allows you to turn the SIP-T58V/
T58A/T58W/T56A/T53/T53W/T54W/T57W/VP59 IP phone to
the corded-cordless phone. After that, you can use the IP phone
as a base station and its handset 1.
The features introduced in this guide apply to the following
Yealink IP phones:
• SIP-T41S/T42S IP phones running rmware V82 or later.
• SIP-T58V/T58A/T58W/T56A IP phones running rmware V83
or later.
• SIP-T53/T53W/T54W/T57W/VP59 IP phones running
rmware V85 or later.
Frequency bands: 1880-1900 MHz (Europe), 1920-1930 MHz
(US).
The following items are included in your package. If you nd
anything missing, contact your system administrator.
Introduction
DD10K Package Contents
Quick Start GuideDD10K
EOL Products: T41S/T42S/T58V/T58A/T56A

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To assemble the DD10K:
1. Insert the DD10K into the USB port on the back of the
phone.
If the rmware versions of the DD10K and IP phone do not
match, the IP phone will upgrade/downgrade the DD10K.
Getting Started (for T58V/T58A/T58W/T56A/T53/
T53W/T54W/T57W/VP59)
Handset Registration Mode
Before registering the handset, make sure the IP phone is in
the registration mode.
To set the IP phone to the handset registration mode:
1. Insert the DD10K.
2. Swipe left or right to go to the second idle screen.
3. Navigate to DECT Settings->Handsets.
4. Tap Register (press Start Reg for T53/T53W/T54W).
Handset Registration
You can register up to other four handsets to one phone.
The supported handsets include W52H, W53H, W56H, W57R,
W59R, W73H, W78H and DD phone.
To register the handset when the phone prompts
“Unregistered!”, do one of the following:
• Press the Reg soft key to register quickly.
• a.Do one of the following:
Assembling the DD10K

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–Press the OK soft key, and then select Register Handset.
–Press , and then select Settings > Registration >
Register Handset.
The handset begins searching for the phone.
b.Press the OK soft key after a phone is found.
c.Enter the base station PIN (default: 0000), and then press the
OK soft key to complete the registration.
Note:
• If the handset is registered to the phone successfully, the phone
prompts “Subscribed Succeed”.
• If the handset prompts “Searching for Base”, check whether your
phone is in the handset registration mode or not.
Switching between DD Phone and CC Phone
Modes (for T54W)
1. Assemble the DD10K.
2. Press the Menu soft key when the phone is idle, and then
select Status->Phone Mode.
3. Select the desired mode and click OK.
The phone will reboot to make the change take effect.
Checking the Dongle Status
(for T58V/T58A/T58W/T56A/T53/T53W/T54W/
T57W/VP59)
To check the dongle status for T58V/T58A/T58W/T57W/T56A
/VP59:
1. Insert the DD10K.
2. Swipe left or right to go to the second idle screen.
3. Navigate to Settings->Status->Dongle.
To check the dongle status for T53/T53W/T54W:
1. Insert the DD10K.
2. Press the Menu soft key when the phone is idle, and then
select Status->Dongle Status.
Getting Started (for T41S/T42S/T54W)
DD Phone Mode
Before using a IP phone as a DECT desk phone, you should

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enable the DD phone mode rst.
To enable the DD phone mode when the IP phone is
powered on (only for rmware version 84 or later):
1. Insert the DD10K.
The phone screen prompts you whether to switch to the DD
phone mode.
2. Press the OK soft key to continue, and the phone switches to
the DD phone mode after rebooting.
To enable the DD phone mode when the IP phone is
powered off:
1. Insert the DD10K.
2. Power on the IP phone.
The IP phone switches to the DD phone mode automatically
after startup.
If you purchase the DD10K package, you should manually
register the DD phone to one Base station.
Registration
You can register the DD phones to W70B/W80 Multi-Cell
System/W90 Multi-Cell System. Each DD phone can be
registered to only one base station.
Before registering the DD phone, make sure the base station is
in registration mode (long press on the base station till the
registration LED ashes).
To register the DD phone when the phone prompts
“Unregistered!”, do one of the following:
•Press the Reg soft key to register quickly.
•a.Do one of the following:
–Press the OK soft key, and then select Register Handset.
–Press , and then select Settings > Registration >
Register Handset.
The IP phone begins searching for the base station.
b.Press the OK soft key after a base station is found
successfully.
c.Enter the base station PIN (default: 0000), and then press the
OK soft key to complete registration.
Note:
•If the DD phone is registered to the base station successfully, the phone
prompts “Subscribed Succeed”.
•If the DD phone prompts “Searching for Base”, check whether your base
station is powered on or not.

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Basic Call Features (for T41S/T42S/T54W)
Call Mute and Un-mute
•Press to mute the microphone during a call.
•Press again to un-mute the call.
Call Hold and Resume
To place a call on hold:
Press the Hold soft key during an active call.
To resume the call, do one of the following:
•If there is only one call on hold, press the Resume soft key.
•If there is more than one call on hold, press or to select
the desired call, and then press the Resume soft key.
Call Transfer
You can transfer a call in the following ways:
Blind Transfer
1. Press the Transfer soft key during an active call. The call is
placed on hold.
2. Enter the number you want to transfer to.
3. Press the Transfer soft key.
Semi-Attended Transfer
1. Press the Transfer soft key during an active call. The call is
placed on hold.
2. Enter the number you want to transfer to, and then press .
3. Press the Transfer soft key when you hear the ring-back tone.
Attended Transfer
1. Press the Transfer soft key during an active call. The call is
placed on hold.
2. Enter the number you want to transfer to, and then press .
3. Press the Transfer soft key when the second party answers.
Call Forward
To enable call forward:
1. Press the Menu soft key when the phone is idle, and then
select Features->Call Forward.
2. Select a desired account.
3. Select the desired forward type:
Always Forward----Incoming calls are forwarded
unconditionally.
Busy Forward----Incoming calls are forwarded when the

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phone is busy.
No Answer Forward----Incoming calls are forwarded if not
answered after a period of time.
4. Enter the number you want to forward to. For No Answer
Forward, press or to select the desired ring time to
wait before forwarding from the After Ring Time eld.
5. Press the Save soft key to accept the change.
Conference
1. Press the Conf soft key during an active call. The call is
placed on hold.
2. Enter the number of the second party, and then press the
Send soft key.
3. Press the Conf soft key again when the second party
answers. All parties are now joined into the conference.
4. Press the End Call soft key to disconnect all parties.
Speed Dial
To congure a speed dial key:
1. Press the Menu soft key when the phone is idle, and then select
Features->DSS Keys.
2. Select the desired DSS key, and then press the Enter soft key.
3. Select SpeedDial from the Type eld, select the desired line from
the Account ID eld, enter a label in the Label eld and then enter
the number in the Value eld.
4. Press the Save soft key to accept the change.
To use the speed dial key:
1. Press the speed dial key to dial out the preset number.
Customizing Your Phone (for T41S/T42S/T54W)
Handset Name
To rename the handset:
1. Press the Menu soft key when the phone is idle, and then select
Settings->Basic Settings->Phone Name.
2. Edit the value in the Phone Name eld.
3. Press the Save soft key to accept the change.
Call History
1. Press the History soft key when the phone is idle, press or
to scroll through the list.
2. Select an entry from the list, you can do the following:
•Press the Send soft key to call the entry.
•Press the Delete soft key to delete the entry from the list.

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•Press the Option soft key, do the following:
•Select Detail to view detailed information about the entry.
•Select Add to Contact to add the entry to the local
directory.
•Select Add to Blacklist to add the entry to the blacklist.
•Select Delete All to delete all entries from the list.
Contact Directory
To add a contact:
1. Press the Directory soft key when the phone is idle.
2. Press the Add soft key to add a contact.
3. Enter a unique contact name and contact numbers in the
corresponding elds.
4. Press the Add soft key to accept the change.
To edit a contact:
1. Press the Directory soft key when the phone is idle.
2. Press or to select the desired contact, press the
Option soft key and then select Detail from the prompt list.
3. Edit the contact information.
4. Press the Save soft key to accept the change.
To delete a contact:
1. Press the Directory soft key when the phone is idle, and
then select All Contacts.
2. Press or to select the desired contact, press the
Option soft key and then select Delete from the prompt list.
3. Press the OK soft key when the phone prompts “Delete
selected item?”.
Volume Adjustment
•Press during a call to adjust the receiver volume of
the handset/speakerphone/headset.
•Press when the phone is idle or ringing to adjust
the ringer volume.
Ring Tones
1. Press the Menu soft key when the phone is idle, and then
select Settings->Basic Settings->Sound->Ring Tones.
2. Press or to select Common or the desired account ,
and then press the Enter soft key.
3. Press or to select the desired ring tone.
4. Press the Save soft key to accept the change.

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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 +158°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 nancial damages, lost
prots, claims from third parties, etc., arising from the use of this product.
DC symbol
is the DC voltage symbol.
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 [email protected].
Safety Instructions
Save these instructions. Read these safety instructions before use!
The following basic safety precautions should always be followed to reduce risk
of re, electrical shock, and other personal injury.
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.
• During the process of storage, transportation, and operation, please avoid
collision and crash of the device.
• Please attempt not to dismantle the device by yourself. In case of any
discrepancy, please contact the appointed maintenance center for repair.
• Without prior written consent, no organization or individual is permitted to
make any change to the structure or the safety design of the device. Yealink
is under no circumstance liable to consequences or legal issues caused by
such changes.
• 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.
• Place the device on a stable and level platform.
• Please place no heavy objects on the device in case of damageand

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deformation caused by the heavy load.
• Keep at least 10 cm between the device and the closest object for heat
dissipation.
• Do not place the device on or near any inammable or re-vulnerable object,
such as rubber-made materials.
• Keep the device away from any heat source or bare re, such as a candle or
an electric heater.
• Keep the device away from any household appliance with strong magnetic
eld or electromagnetic eld, such as a microwave oven or a refrigerator.
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. Pleaseusethe 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.
• 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 specied 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 rst.
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 the power plug clean and dry. Using a dirty or wet power plug may
lead to electric shock or other perils.

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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 ned 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.
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

About Yealink
Yealink (Stock Code: 300628) is a global brand that specializes in
video conferencing, voice communications and collaboration solutions
with best-in-class quality, innovative technology and user-friendly
experience. As one of the best providers in more than 140 countries
and regions, Yealink ranks No.1 in the global market share of SIP
phone shipments (Global IP Desktop Phone Growth Excellence
Leadership Award Report, Frost & Sullivan, 2019).
Technical Support
Visit Yealink WIKI (http://support.yealink.com/) for rmware downloads,
product documents, FAQ, and more. For better service, we sincerely
recommend you to use Yealink Ticketing system (https://ticket.yealink.
com) to submit all your technical issues.
YEALINK(XIAMEN) NETWORK TECHNOLOGY CO., LTD.
Web: www.yealink.com
Addr: No.1 Ling-Xia North Road, High Tech Park, Huli
District, Xiamen, Fujian, P.R.C
Copyright©2022 Yealink Inc. All rights reserved.