DASAN ELECTRON DW-770B Wireless Headset (Fixed Part) User Manual DW 770 100316 ENG DECT

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Document ID	1482847
Application ID	LiCnv7zAnWIG9iVSNK9ktg==
Document Description	Users Manual
Short Term Confidential	No
Permanent Confidential	No
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Document Type	User Manual
Display Format	Adobe Acrobat PDF - pdf
Filesize	36.1kB (451193 bits)
Date Submitted	2011-06-14 00:00:00
Date Available	2011-06-15 00:00:00
Creation Date	2011-05-23 16:08:33
Producing Software	Acrobat Distiller 9.4.2 (Windows)
Document Lastmod	2011-05-23 16:08:33
Document Title	Microsoft Word - DW-770-100316_ENG_DECT_
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Document Author:	cybercopman

CONTENTS
Introduction
Features – headset and base unit
Features – base unit back and bottom
Setting up the unit
Battery Charging
Operation
Pairing your Headset and Base Unit
Checking for compatibility
Making and ending a call using a telephone with Lifter attached
Answering a call using a telephone with Lifter attached
Adjusting the TX(transmit) volume
Adjusting the RX(receive) volume
Muting the microphone on the headset
VoIP with PC
De-register all headsets
Electronic Hook Switch
Replacing the battery pack
Technical features
Optional accessories
1.INTRODUCTION
INTRODUCTION
Do not continue to operate the equipment if you are in any doubt about it working normally,
or if it is damaged in any way.
Thank you for purchasing this product
The unit has been developed using the latest wireless technology.

Switch off, withdraw the mains plug and consult your dealer.
Do not allow electrical equipment to be exposed to rain or moisture.
With the unit we are confident you will experience a great level of comfort and freedom
compared to using a standard telephone for making and receiving your calls.
Never push anything into holes, slots or any other opening as this could result in fatal
electrical shock.
READ THE USER GUIDE
Never guess or take chances with electrical equipment.
The unit is very easy to use and set-up, although to get the best from your new purchase,
we recommend you read this User Guide before getting down to any calls.
Do not open the telephone housing as doing so will void your warranty.
UNPACKING
WARNING
Telephone headsets are capable of producing high levels of sound. Prolonged exposure to
Remove the unit from its packaging and ensure that along with this User Guide you have
the correct mains plug fitted to the power supply unit for your supply and the correct
specified accessories.
Retain the packing carton for storage of your unit, and also in the unlikely event that the
unit needs to be returned for service or repair.
IMPORTANT
Ensure that all electrical connections (including extension leads and interconnections
between pieces of equipment) are properly made and in accordance with the relevant
manufacturers instructions.
high sound levels can cause damage to hearing.
3. Feature – Base Unit Back and Bottom
2. Feature – Headset and Base Unit
RX (Volume Up/Down)
Ear Hook Fitting
CALL On/Off
Additional Battery
Docking (optional)
Mute/Pairing
PC
TX Mute Button
Power LED
PC/TEL Button
Microphone
In use LED
Pairing Button
Charging LEDs
Over Head Fitting
Neckband Fitting
Telephone Cord
Cable Tie
TEL
HANDSET
LIFTER
DC JACK
4. Setting up the Unit
Connect the POWER SUPPLY UNIT
Plug the Power Supply Unit to the DC Input Jack on the back of the unit. Then
Despite the sophistication behind the unit, the set-up and operation of the unit is
connect the Power Supply Unit to your wall supply.
remarkably simple. Please follow these steps in the following pages and refer to the
drawings on the previous pages and you will be up and running with your new wireless
headset in a very short time.
Place the headset on the base unit to charge
Important: Before first use, please charge the headset fully for up to 4~5 hours to
maximize your battery operational life.
5. Battery Charging
Important: Before first use, please charge the headset fully for up to 4~5 hours to
Assemble the HEADSET and BATTERY
maximize your battery operational life.
Attach the battery to the headset by sliding the battery onto the headset.
Note: When the battery is connected the power is automatically turned on.
Place the headset on the base unit to charge
Always place the headset on the base unit when not in use to allow your headset
Connect the TELEPHONE HANDSET TO THE UNIT
to be charged and ensure the talk-time and life of the battery.
Unplug the handset cord from your telephone base unit and plug it into the
HANDSET port located on the back of unit.
Before first use, please charge the headset fully for up to 4~5 hours to maximize
your battery operational life.
Connect the TELEPHONE BASE UNIT TO THE UNIT
Only use the base unit fitted with the original power supply unit to charge your
Use the supplied telephone cord and connect on end to the HANDSET port on
headset, or damaged and incorrect operation may occur.
your telephone base unit. The other end should be connected to the TELEPHONE
port located on the back of the unit.
When charging the LEDs on the front of the base unit will illuminate in RED. The following
are the status and colors expected during the charging process.
Checking for compatibility
As telephone manufactures can vary their configuration, it is necessary to have
Charging Status
LED Colour
Fully charged
GREEN
Charging
RED
compatibility selections on the base unit to ensure that the unit is compatible with
virtually any telephone.
To check and adjust for compatibility between the Base unit and the telephone
perform the following:
6. Operation
Before operation your headset must be paired with your base unit, this can be confirmed

While wearing the headset – push the ON/OFF button

If you cannot hear a dial tone with the factory setting, adjust the
by the following check:
COMPATIBILITY switch on the base unit bottom until you hear a clear dial

tone.
After power on the Base and Headset unit, it takes 15 seconds to be paired

automatically. If your base unit LED is constantly blinking BLUE, you need to pair
MICROPHONE SELECTION switch to the “C” position.
your headset with your base unit.
When making a call, if your voice cannot be heard or is very low, adjust the
Making and ending call using a telephone with LIFTER attached
Pairing your Headset and Base Unit

While wearing the headset, press the ON/OFF button
1.
Make sure BLUE LED is blinking after your Base unit is turned on. Press and

Check the lifter function activates (telephone connection opens)
hold the pairing button on right side of Base unit about 5 seconds. Release

You can hear a dial tone
the button.(BLUE LED is blinking faster)

GREEN LED on the headset unit will be turned off (in-use status) and BLUE
2.
LED on the Base unit turns on
Press and hold the mute button on the headset until RED LED is blinking.

Dial desired number
Check the LED status when you push the ON/OFF button of headset.

To end the call press the ON/OFF button on the headset
BASE LED
HEADSET LED

Check the lifter function de-activates (telephone connection closes)
IN USE Mode
BLUE
BLINKING every 3 seconds

GREEN LED on the headset will be blinking every 3 seconds (standard
Stand-by Mode
OFF
OFF
Not paired
BLINKING
OFF
Release the button.
paired status) and BLUE LED on the Base unit turns off.
4
Answering a call using a telephone with Lifter attached
Adjusting the RX (receive) volume
To adjust follow these steps:

The telephone rings

Make a telephone call and ask the person you are calling for their assistance.

While wearing the headset, press the ON/OFF button on the headset

Adjust the RX (receive) volume by pressing the + or – (up/down) buttons on

The lifter function activates (telephone connection opens)

To end the call press the ON/OFF button on the headset

The lifter function will de-activate (telephone connection closes)
the headset while your caller is speaking.
Muting the microphone

To MUTE the microphone on the headset press the MUTE button located on
the headset or Base unit.
Adjusting the TX (transmit) volume

The TX (transmit) volume can be adjusted using the volume control located on the
bottom of the base unit.
Adjust the volume by pushing the control up or down button to increase or
To turn the MUTE off, press the MUTE button again. Normal operation will
now resume.
VoIP with PC
decrease the level. The volume should be set to personal preference.

Connect USB cable (option) between PC and mini USB port of Base.
To adjust follow these steps:

To make call or receive through, push the PC/TEL button first and then press

Make a telephone call and ask the person you are calling for their assistance.

Adjust the volume as you talk by pushing the volume control up(+) or down(-)

Ask the person you are calling to tell you when the volume of your voice is
the ON/OFF button.

acceptable.

De-register all headsets
If the TX(transmit) volume is still low, then set the MICROPHONE
Press and hold the paring button on the base unit until BLUE LED starts to
blink fast, then release the button.

SELECTION switch located on the bottom of the base unit to “C”
10
Press the pairing button seven times continuously. BLUE LED will be OFF.
Electronic Hook Switch (DASAN DHSG cable: accessory)

The unit enables you to answer and end calls remotely by using its built-in
electronic hook switch (EHS). EHS of the unit is only possible on certain
telephone systems supporting DHSG protocol like Siemens.
7. Replacing the Battery Pack
Removing the battery from the headset
8. Technical Features
Compatibility
Compatible with most standard corded desk phone
Radio Frequency Range
Europe: 1.8GHz (DECT)

Ensure the headset is turned off

Push the button on the inside face of the headset
Radio Frequency Modulation
0.5 GFSK (Gaussian Frequency Shift Keying)

Slide battery off the headset
Operating range
Up to 90 meter (Approx. 300 feet)
US: 1.9GHz(DECT)
Talk time
Up to 8 hours
Extra battery pack option
Standby time
Approx. 50 hours
An extra battery pack can be purchased, to increase your talk time to 14 to 16
Battery type
Lithium Polymer
hours between charges. The extra battery is charged by placing the battery onto
Charging time
Approximately 4~5 hours
the battery charging point on the base unit.
Power Supply Unit
Output Voltage: DC 9V 650mA
When the battery is placed onto the battery charging point, an indicator LED will
illuminate in RED. When fully charged this will change to GREEN.
9. Optional Accessories
Extra Battery Pack
DL-570L Handset Lifter
This handset lifter has been exclusively designed for use with the unit, allowing
A second battery pack is available which can be charged on its own charging
you to answer and end calls with the touch of a button when away from your desk.
points on the unit. Adding a second battery pack will increase your talk-time to 14
Features:
to 16 hours.

Remote one-touch answer/end of calls

Automatically lifts and replaces handset

Compatible with most standard telephones

Easy installation
Other Accessories(Option)
USB Cable

Back-Neck Headband
After finishing the connection, please tie all cables with a cable-tie.
Warranty and service
We will repair or replace, at our opinion, this product if found defective due to materials or
Declaration of Conformity for CE marking
workmanship within the warranty period beginning from the original date of purchase. This
product is warranted by authorized representative for the period specified.
The Original dated purchase receipt must be presented to the authorized service center
In compliance with the essential requirements and other relevant provisions of the following EC
when service is rendered. On all carry-in models, transportation to and from the service
directives.
station is the responsibility of the purchaser.
Reference No. Tile
This warranty does not cover damages due to accident, fire, flood, earthquake and/or other
EN 301 406
Digital Enhanced Cordless Telecommunications (DECT);
acts of God; misuse, incorrect line voltage, improper installation, improper or unauthorized
Harmonized EN for Digital Enhanced Cordless Telecommunications (DECT)
repairs, commercial use or damages occurred in shipping. Exterior and interior finish,
covering essential requirements under article 3.2 of the R&TTE Directive;
lamps, glass, plastics parts and temperature probes are not covered under this warranty.
Generic radio) (v1.5.1)
Customer adjustment according to the owner’s manual are not covered under this warranty.
EN 301 489-1
This warranty is automatically void if the serial number is missing or altered.
ElectroMagnetic Compatibility (EMC) standard for radio equipment and services;
Part 1: Common technical
EN 301 489-6
requirements
(V1.8.1)
Electromagnetic compatibility and Radio spectrum Matters (ERM);
ElectroMagnetic Compatibility (EMC) standard for radio equipment and services;
Part 6: Specific conditions for Digital Enhanced Cordless Telecommunications
(DECT) equipment (V1.3.1)
EN 60950-1
Information technology equipment – safety – Part 1: General requirements : 2006
The product specified above was tested conforming to the applicable rules under the most accurate
measurement standards possible, and that all the necessary steps have been taken and are in force to
assure that production units of the same product will continue to comply with the requirements
FCC NOTICE
This equipment has been tested and found to comply with the limits for a Class B
RF Exposure Statement:
digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to
This equipment complies with FCC RF radiation exposure limits set forth for an
provide reasonable protection against harmful interference in a residential
uncontrolled environment. Use of other accessories may not ensure compliance
installation. This equipment generates uses and can radiate radio frequency energy
with FCC RF exposure guidelines.
and, if not installed and used in accordance with the instructions, may cause
This device must not be co-located or operating in conjunction with any other
harmful interference to radio communications. However, there is no guarantee that
antenna or transmitter.
interference will not occur in a particular installation. If this equipment does cause
The changes or modifications not expressly approved by the party responsible for
harmful interference to radio or television reception, which can be determined by
compliance could void the user’s authority to operate the equipment.
turning the equipment off and on, the user is encouraged to try to correct the
DW-770H :
interference by one or more of the following measures:
The tests are performed in positions and locations (e.g., at the ear and worn on the
• Reorient or relocate the receiving antenna.
body) as required by the FCC for each model. The SAR value for this model
• Increase the separation between the equipment and receiver.
handset when tested for use at the ear is 0.000753 W/kg.
• Connect the equipment into an outlet on a circuit different from that to which
DW-770B :
the receiver is needed.
In order to comply with FCC RF exposure requirements the base station must be
• Consult the dealer or an experienced radio TV technician for help.
installed with a minimum separation distance of 20 cm from the antennas to the
This device complies with part 15 of the FCC Rules. Operation is subject to the
user or near by persons.
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.
CAUTION : Any changes or modifications in construction of this device which
are not expressly approved by the party responsible for compliance could void the
user's authority to operate the equipment.


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