Sennheiser DW PRO2, DW Office, DW PRO1 User Manual

Page 1
DECT
Comfort
call
UserGuide
DW Series
Instruction manual
Page 2
Contents “User Guide”
Contents “User Guide”
Important safety information ....................................................................... 2
Scope of delivery and overview of the DW series ...................................... 4
Base stations with components ................................................................... 4
Headsets with components ..........................................................................5
Product overview of the headsets ................................................................ 6
Overview of the DW Office – HS headset ................................................... 6
Overview of the DW Pro1/Pro2 – HS headsets ......................................... 7
Overview of the buttons .............................................................................. 8
Overview of the LEDs ..................................................................................... 9
Individually adjusting the headset ............................................................11
Putting the headset on and adjusting it ..................................................11
Labeling the headset ...................................................................................14
Testing the headset system and the sound quality ................................ 15
Adjusting the headset system using the DIP switches .........................15
Pairing the headset and the base station ...............................................17
Adjusting the audio signal by means of the dial tone ..........................18
Adjusting the volume ..................................................................................19
Adjusting the automatic audio transmission “Auto Audio” ................19
Making calls using the headset ..................................................................20
Adjusting the volume ..................................................................................20
Muting the headset’s microphone ............................................................21
If you leave the DECT range ........................................................................22
Switching between Phone and PC mode ..................................................22
Calling via the fixed line phone using the headset ................................23
Calling via the computer using the headset ............................................25
Holding a conference call ............................................................................27
Charging the headset and storing the headset system .......................... 28
Charging the headset ...................................................................................28
Switching the headset system off during
extended non-use .........................................................................................30
Sharing a workplace .....................................................................................31
Cleaning and maintaining the headset system ........................................ 33
Replacing the ear pads ................................................................................34
Replacing the headset’s rechargeable battery .......................................35
If a problem occurs ....................................................................................... 38
Specifications ................................................................................................39
Manufacturer Declarations ..........................................................................41
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Important safety information

Important safety information
왘 Please read this instruction manual carefully and completely before
using the product.
왘 Always include this instruction manual when passing the product on to
third parties.
왘 Do not use an obviously defective product.
Preventing damage to health and accidents
왘 Do not listen at high volume levels for long periods of time to prevent
hearing damage.
왘 Always maintain a distance of at least 3.94” (10 cm) between the ear
cups and the cardiac pacemaker or implanted defibrillator since the product generates permanent magnetic fields.
왘 Keep the product, accessories and packaging parts out of reach of
children and pets to prevent accidents and choking hazards.
왘 Do not use the product in situations which require special attention.
Preventing damage to the product and malfunctions
왘 Always keep the product dry and do not expose it to extreme
temperatures (hairdryer, heater, extended exposure to sunlight, etc.) to avoid corrosion or deformation.
왘 Only use attachments/accessories supplied or recommended by
Sennheiser.
왘 Only clean the product with a soft, dry cloth.
왘 Unplug the power supply unit from the wall socket to completely
disconnect the product from the mains power supply.
왘 Do not short-circuit the contacts of the product. Make sure that no
metal objects (e.g. paper clips, hair pins, earrings) come into contact with the interfaces and contacts.
왘 Only use the base station for charging DW series headsets.
Intended use/Liability
The headset system can be used for calling and – together with a computer (VoIP) and/or a telephone – for audio input/output and is intended for professional office or call center use.
It is considered improper use when this product is used for any application not named in this instruction manual.
Sennheiser does not accept liability for damage arising from abuse or misuse of this product and its attachments/accessories. The risk is to be borne by the user.
Sennheiser is not liable for damages to USB devices that are not consistent with the USB specifications.
Sennheiser is not liable for damages resulting from the loss of connection due to flat or overaged rechargeable batteries or exceeding the DECT transmission range.
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Important safety information
Safety instructions for Lithium-Polymer rechargeable batteries
In extreme cases, abuse or misuse of rechargeable batteries can lead to:
WARNING
•explosion,
• fire development,
• heat generation or
•smoke/gas development.
Switch rechargeable battery-powered products off after use.
Only charge rechargeable batteries at ambient temperatures between 10°C/50°F and 40°C/104°F.
Dispose of defective products with built-in rechargeable batteries at special collection points or return them to your specialist dealer.
Do not heat above 70°C/158°F, e.g. do not expose to sunlight or throw into a fire.
When not using rechargeable batteries for extended periods of time, charge them regularly (about every 3 months).
Only use rechargeable batteries recommended by Sennheiser and the appropriate chargers.
Page 5

Scope of delivery and overview of the DW series

Scope of delivery and overview of the DW series
The DW series allows you to combine base stations (BS) and headsets (HS) to meet your needs. The listed headsets and base stations are compatible with each other. The DW series base stations marked with ML in their name are optimized for Microsoft
The scope of delivery includes – depending on the product purchased – a base station and/or a headset with corresponding components.

Base stations with components

DW BS for fixed line phone and computer
DW BS ML for fixed line phone and computer, optimized for
DW BS USB for computer
DW BS USB ML for computer, optimized for Microsoft Lync
DW BS Phone for fixed line phone
®
Lync™.
Microsoft Lync
Manual
Safety Guide
Quick Guide
DW BS DW BS ML
Phone
USB
DW BS USB DW BS USB ML
USB
DW BS Phone
EU/UK/US/AU
4 | DW Series - User Guide
Phone
Page 6
Scope of delivery and overview of the DW series

Headsets with components

DW Office – HS monaural, with different wearing styles
DW Pro1 – HS monaural, with headband
DW Pro2 – HS binaural, with headband
DW Office – HS
DW Pro1 – HS
Quick Guide
DW Pro2 – HS
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Product overview of the headsets

Product overview of the headsets

Overview of the DW Office – HS headset

9
0
8
7
A
B
C
6
1 Headband
2 Charging contacts
1
2
3
4
5
8 Link button
9 Audio button
3 Headset holder
4 Ear pad
5 Microphone
6 Name plate
7 Headset LED
0 Ear hook
A Charging contacts
B Battery compartment
C Ear piece
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Product overview of the headsets

Overview of the DW Pro1/Pro2 – HS headsets

5
DW Pro2 – HS
4
3
5
DW Pro1 – HS
3
4
2
1
2
1
1 Windshield
2 Microphone
3 Battery compartment
4 Ear pad
5 Headband
6
0
7
8
9
6 Name plate
7 Headset LED
8 Link button
9 Audio button
0 Charging contacts
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Product overview of the headsets

Overview of the buttons

Overview of the buttons of the base station
DW BS
DW BS ML
DW BS USB
DW BS USB ML
DW BS Phone
Action Functions Page
왘 Press the Phone button Selects the Phone mode 23
Establishes/disconnects the link
17
between headset and base station
Accepts/ends a call 23
왘 Press the PC button Selects the PC mode 25
Establishes/disconnects the link
17
between headset and base station
Accepts/ends a call 25
Overview of the buttons of the headset
DW Office – Headset DW Pro1/Pro2 – Headset
8 | DW Series - User Guide
Action Functions Page
왘 Press the
Link button 8
Establishes/disconnects the link between headset and base station
17
Accepts/ends a call 23/25
왘 Press and hold the
Switches the headset on/off 30
Link button 8 for 5seconds
왘 Push the
Audio button 9 upwards/downwards
왘 Press the
Audio button 9
왘 Press and hold the Link
button 8 and the Audio button 9 for 5seconds
Adjusts the ring tone volume, the
20 volume of the acoustic signals or the audio volume
Mutes the microphone/unmutes the
21 microphone
Changes the direction of the volume
21 up/down function of the Audio button 9
Special pairing mode 32
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Product overview of the headsets

Overview of the LEDs

Overview of the LEDs of the base station
The LED icons of the PC button and the Phone button are dependent on the base station variant.
LED of the PC button Meaning
lights up PC mode
flashes Incoming PC call
LED of the Phone button Meaning
lights up Phone mode
flashes Incoming telephone call
Link LED Meaning
lights up blue Active link to the headset
lights up red No link to the headset
flashes red Headset is muted
is off Standby mode, headset is within the
range of the base station, but no audio link
Charge status LED (white = lit) Meaning
LED segment 1 flashes Rechargeable battery
is almost flat
LED segments 1 – 4 are lit
Rechargeable battery is charged
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Product overview of the headsets
Overview of the LEDs of the headset
DW Office – HS DW Pro1/Pro2 – HS
Headset LED Meaning
lights up blue Headset is being charged in the base
station
flashes blue slowly Active link to base station
flashes 3 time red Rechargeable battery is almost flat
is off Standby mode or headset is switched off
/headset’s rechargeable battery is fully charged
flashes blue/red Special pairing mode/direction of the
volume up/down function of the Audio button is being changed
Pairing of an additional headset with the base station/conference call
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Individually adjusting the headset

1 2
3
4
Left
Right
Individually adjusting the headset

Putting the headset on and adjusting it

Using the DW Office – HS with the ear hook
1 Insert the ear hook into the ear hook slot.
2 Pre-shape the ear hook by bending it slightly.
3 Place the ear hook around your ear.
4 Bend the flexible ear hook so that the headset sits comfortably and
securely on your ear.
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Individually adjusting the headset
Using the DW Office – HS with the headband
1 Remove the ear hook by carefully pulling it upwards.
2 Replace the name plate with cheek spacer with the basic name plate.
This is necessary in order to be able to rotate the headset’s microphone boom (see diagram 4).
3 Attach the headset to the headset holder of the headband.
4 Rotate the microphone boom and adjust the headset so that the ear
pad rests comfortably on your right or left ear.
1 2
3 4
Left
Right
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Individually adjusting the headset
DW Pro1 – HS DW Pro2 – HS
2-3 cm
RightLeft
1 2
3 4
Using the DW Pro1/Pro2 – HS
1 Rotate the microphone boom.
2 Bend the microphone boom so that the microphone is about 0.8”
(2 cm) from the corner of your mouth.
3DW Pro1 – HS: Adjust the headset so that the ear pad rests comfortably
on your right or left ear.
4DW Pro2 – HS: Adjust the headset so that the ear pads rest comfortably
on your ears.
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Individually adjusting the headset

Labeling the headset

왘 Change the lettering of the name plate as shown.
1. OPEN ”Name Plate Maker“
2. TYPE
3. PRINT
4. CUT
WWW
Instruction Manual
www.sennheiser.com/ name-plate-maker
DW Office – HS
DW Pro1 – HS DW Pro2 – HS
14 | DW Series - User Guide
Page 16

Testing the headset system and the sound quality

2
Testing the headset system and the sound quality

Adjusting the headset system using the DIP switches

1 Press the Link button on the headset to disconnect an existing wireless
link between base station and headset. The LEDs on the headset and on the base station go off.
2 Use a pointed object (e.g. a ball pen) to set the DIP switches to the
desired position.
1
Extra Settings
Handset Lifter
Auto Link OFF
Long Range
Wideband
Standard
1 2 3 4 5 6
DHSG
Fast Link
MSH
Short Range
Auto Link ON
Limiter
Narrowband
2
Configuring the handset lifter/hook switch – DIP switches 1 and 2
The DIP switches 1 and 2 are only assigned a function on the DW BS, DW BS ML and DW BS Phone base stations.
Switch position Function
Manual operation
Lifts/hangs up the handset manually or using the handset lifter (Sennheiser HSL 10).
Electronic hook switch (DHSG standard)
Call control via the headset system. For faster link establishment, see Fast Link.
Electronic hook switch (MSH standard)
Call control via the headset system.
Fast Link for DHSG standard and HSL 10 handset lifter
Recommended for frequent callers. Shorter battery life. Fast link establishment without delay due to hidden link to the base station.
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Testing the headset system and the sound quality
Adjusting the radio range – DIP switch 3
If many DECT systems are operated in a confined space, interference can occur. In this case, you should change the radio range.
Switch position Function
Automatically establishing the wireless link between headset and base station (Auto Link) – DIP switch 4
Switch position Function
Auto Link
DW Office – HS DW Pro1 – HS DW Pro2 – HS
Switching between wideband and narrowband audio transmission – DIP switch 5
Standard radio range
Reduced radio range
Use this setting in order to avoid interference with other DECT systems
Range of approx. 10 m indoors
Manual link establishment
When taking the headset out of the base station, you have to manually establish the wireless link between headset and base station.
Automatic link establishment – Auto Link
When taking the headset out of the base station, a wireless link is automatically established between headset and base station.
Switch position Function
Wideband audio transmission
Automatic frequency adjustment of wideband and narrowband calls. Wideband audio transmission is e.g. supported by Skype and gives high speech quality.
Battery life: 8 hours
Narrowband audio transmission
Battery life: 12 hours
Limiting the volume – DIP switch 6
Switch position Function
Standard limitation
Limited volume (country specific)
•AU version: in compliance with Directive AS/ACIF G616:2006
• EU and US version: in compliance with Directive 2003/10/EC
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Testing the headset system and the sound quality

Pairing the headset and the base station

Upon delivery, the headset and the base station are already paired. You only have to pair the headset with the base station if you have purchased the headset and base station separately or if you want to hold a conference call.
“easy pairing” – Pairing the headset and the base station
왘 Place the headset into the magnetic holder of the base station.
왘 The Headset LED alternately flashes red and blue.
If pairing is successful, the Headset LED flashes 3 times blue and then lights up continuously, indicating that the base station and the headset are paired.
왘 If the Headset LED flashes 3 times red and then goes off, start a new
pairing attempt by placing the headset again into the magnetic holder of the base station.
3x
Establishing a wireless link
왘 Press the Link button on the headset or press the backlit button (either
PC or Phone ) on the base station. The link is established. The Link LED on the base station lights up blue and the Headset LED flashes blue slowly.
Disconnecting a wireless link
왘 Press the Link button on the headset or press the backlit button (either
PC or Phone) on the base station. The link is disconnected. The Link LED on the base station and the Headset LED go off. The headset is in standby mode.
If your telephone has a built-in electronic hook switch supporting the MSH standard, you can only disconnect the wireless link between headset and base station by placing the headset into the base station.
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Testing the headset system and the sound quality

Adjusting the audio signal by means of the dial tone

1 Put on the headset and press the Phone button on the base station.
2 Press the Link button on the headset. The Link LED on the base
station lights up blue.
3 Lift the handset. You hear a dial tone.
4 Set the ABC switch to the position A, B or C so that you can hear a clear
dial tone in the headset.
1 2
3 4
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Testing the headset system and the sound quality

Adjusting the volume

Adjusting the microphone volume of the call transmission
By default, the microphone volume control is set to position 4. This setting is suitable for most telephones.
왘 Make a call to someone who will help you find the correct sensitivity
setting for your microphone.
왘 Turn the microphone volume control so that the other party can hear
you at a comfortable level.
Adjusting the microphone volume of the USB transmission
Some softphones adjust the microphone sensitivity automatically.
왘 Activate this function in order to be able to optimally use the
microphone and, via your operating system, adjust the microphone sensitivity so that the other party can hear you at a comfortable level (see the Help function of your operating system).

Adjusting the automatic audio transmission “Auto Audio”

With the “Auto Audio” function activated and in the case of a USB connec­tion, the audio signals – e.g. from Windows are automatically transmitted to the headset.
When you receive a call or when a connection to Skype™ or HeadSetup is established, the audio transmission stops and you hear for example the ring tone. The “Auto Audio” function is activated by default.
Activating the “Auto Audio” function:
왘 Use a pointed object to press the Set button for approx. 5 seconds. The
Link LED rapidly flashes blue several times.
Deactivating the “Auto Audio” function:
왘 Use a pointed object to press the Set button for approx. 5 seconds. The
Link LED rapidly flashes red several times.
®
Media Player® or iTunes® –
5s
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Making calls using the headset

Making calls using the headset

Adjusting the volume

WARNING
Hearing damage due to high volumes!
Listening at high volume levels for long periods can lead to permanent hearing defects.
왘 Set the volume to a low level before putting on the headset.
왘 Do not continuously expose yourself to high volumes.
You can adjust the ring tone volume, the volume of the acoustic signals and of the audio signal using the Audio button. With base stations connected to a computer, you can also adjust the volume of the audio signal by using the volume control of your operating system.
Adjusting the ring tone volume and the volume of the acoustic signals
왘 Make sure that the headset is in standby mode (the Link LED on the
base station is off). If necessary, press the Link button on the headset.
왘 To adjust the volume, move the Audio button as shown in the diagram.
When the minimum or maximum volume is reached, you hear a double beep in the headset.
DW Office – HS
Adjusting the volume of the audio signal
You can adjust the volume of the audio signal by means of the dial tone or during a call.
왘 Make sure that a link is established between headset and base station
(the Link LED on the base station lights up blue). If necessary, press the Link button on the headset.
왘 To adjust the volume, move the Audio button as shown in the diagram.
When the minimum or maximum volume is reached, you hear a double beep in the headset.
DW Office – HS
DW Pro1 – HS DW Pro2 – HS
DW Pro1 – HS DW Pro2 – HS
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Making calls using the headset
Changing the direction of the volume up/down function
왘 On the Audio button, check which direction is assigned “volume down”.
왘 Simultaneously press and hold the Link button and the Audio button
for 5 seconds. The Headset LED alternately flashes blue/red.
DW Office – HS
5 s
DW Pro1 – HS DW Pro2 – HS
5 s
왘 Push the Audio button in the direction “volume down” until the
Headset LED goes off. The direction of the volume up/down function of the Audio button is changed. The headset switches to standby mode.
DW Office – HS
DW Pro1 – HS DW Pro2 – HS

Muting the headset’s microphone

왘 Press the Audio button.
The microphone is muted. While the microphone is muted, the Link LED on the base station flashes red.
DW Office – HS
Unmuting the headset’s microphone
왘 Press the Audio button.
You hear a beep in the headset. The muting is canceled and the Link LED on the base station lights up blue.
DW Pro1 – HS DW Pro2 – HS
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Making calls using the headset
55 m

If you leave the DECT range

In normal office buildings, the range between headset and base station is up to 55 m. If, during a call, the audio quality deteriorates or the link breaks down completely, you hear a descending sequence of beeps in the headset. The Link LED on the base station lights up red.
왘 Re-enter the DECT range of the base station within 60 seconds.
You hear a ring tone in the headset.
왘 Press the Link button on the headset to resume the call.
If your softphone supports call control, the call will automatically be ended 60 seconds after leaving the DECT range.

Switching between Phone and PC mode

왘 Press the PC button or the Phone button on the base station to
select the desired mode. The button pressed (PC or Phone ) is backlit in white, indicating the selected mode.
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Making calls using the headset

Calling via the fixed line phone using the headset

If you want to use the headset to accept, make or end calls, you have to establish a wireless link between headset and base station. You can choose between manual and automatic link establishment (see “Auto Link” on page 16):
Switch position Function
Manual link establishment
When taking the headset out of the base station, you have to manually establish the wireless link between headset and base station.
Automatic link establishment – Auto Link
When taking the headset out of the base station, a wireless link is automatically established between headset and base station.
Managing calls without using a call control functionality
Accepting a call: You hear the ring tone of the fixed line phone. Press the
Link button on the headset. Lift the handset or press the “accept call” button on your fixed line phone.
Making a call: Press the Link button on the headset to establish a link between base station and headset. Lift the handset and dial the desired number. The phone connection is established.
Ending a call: Hang up the handset or press the “end call” button on your fixed line phone.
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Making calls using the headset
Managing calls using a call control functionality (EHS, HSL 10)
Accepting a call: You hear a ring tone in the headset. Press the Link button
on the headset to accept the call. The handset lifter/electronic hook switch lifts the handset.
Making a call: Dial the desired number. Press the Link button on the headset to establish a link between base station and headset. The phone connection is established automatically.
Ending a call: Press the Link button. If the other party hangs up, your telephone and your headset become automatically ready to receive the next call.
Frequent callers who use an electronic hook switch with DHSG capability are recommended to activate the “Fast Link” function for faster link establishment (see page 15)
Switch position Function
Fast Link (only when DHSG standard is used)
Recommended for frequent callers. Shorter battery life. Fast link establishment without delay due to hidden link to the base station.
Switching a call between headset and fixed line phone
왘 Press the Link button on the headset to switch between headset and
handset of the fixed line phone during an ongoing call.
In case of a fixed line phone with a handset lifter/an electronic hook switch, this switching can only be done on the fixed line phone.
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Making calls using the headset

Calling via the computer using the headset

If you want to use the headset to accept, make or end calls, you have to establish a wireless link between headset and base station. You can choose between manual and automatic link establishment (see “Auto Link” on page 16):
Switch position Function
Manual link establishment
When taking the headset out of the base station, you have to manually establish the wireless link between headset and base station.
Automatic link establishment – Auto Link
When taking the headset out of the base station, a wireless link is automatically established between headset and base station.
Managing calls without using the “HeadSetup” call control functionality
Accepting a call: The softphone signals that you are receiving a call. You
hear a ring tone in the headset. Click on “Accept call” on your softphone.
Making a call: Press the Link button on the headset to establish a link between base station and headset. If the “Auto Audio” function is activated, this step is not necessary (see page 19). Start the call using your softphone.
Ending a call: End the call using your softphone.
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Making calls using the headset
Managing calls using the “HeadSetup” call control functionality
Accepting a call: The softphone signals that you are receiving a call. You
hear a ring tone in the headset. Press the Link button on the headset to accept the call.
Making a call: Start the call using your softphone, the audio signal is automatically transmitted to the headset.
Ending a call: Press the Link button. If the other party hangs up, your softphone and your headset become automatically ready to receive the next call.
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Making calls using the headset
DW Office – HS DW Pro1 – HS
DW Pro2 – HS
GUEST

Holding a conference call

The headset system allows you to hold a conference call with up to 4 DW series headsets. The first headset paired (master) is used control the call establishment and end of conversation.
Pairing the master headset with the base station
MASTER
GUEST
GUEST
왘 Place the master headset into the base station and wait until the
headset LED lights up blue. Take the headset out of the base station and press the Link button to pair the headset with the base station. The Link LED on the base station lights up blue.
Adding a guest headset to a conference call
왘 Place the guest headset into the base station of the master headset.
The Headset LED alternately flashes blue/red until a link to the base station is established. The Headset LED flashes 3 times blue.
왘 Take the guest headset out of the base station. You hear a beep in the
master headset.
왘 To add the guest headset to the conference call, press the Link button
on the master headset within 15 seconds.
왘 Repeat this procedure to add additional guest headsets to the
conference call.
왘 Call the other party.
Dropping a guest headset from the conference call
왘 Press the Link button on the guest headset. The guest headset is
dropped from the conference call.
Ending a conference call
왘 Use the master headset to end the conference call or to disconnect the
link to the base station. The guest headsets are automatically dropped
GUEST
from the conference call.
To subsequently use the guest headset with other base stations, place the guest headsets into the other base stations. The
GUEST
MASTER
GUEST
Headset LED alternately flashes blue/red until a link is established.
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Charging the headset and storing the headset system

Charging the headset and storing the headset system

Charging the headset

Always store the headset in the base station to ensure that it is fully charged when needed. The intelligent battery charging technology prevents over-charging.
DW Pro2 – HSDW Office – HS DW Pro1 – HS
왘 Place the headset into the magnetic holder of the base station.
The Headset LED lights up blue and the rechargeable battery is being charged. The Charge status LED on the base station indicates the charge status:
LED segment (white = lit up)
Required charging time
approx. 10 min.
approx. 20 min.
approx. 40 min.
approx. 60 min.
Corresponds to a talk time of
Wideband Narrowband
approx. 2 hrs approx. 3 hrs
approx. 4 hrs approx. 6 hrs
approx. 6 hrs approx. 9 hrs
approx. 8 hrs approx. 12 hrs
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Shortly before the rechargeable battery is about to run flat, only one LED segment lights up weakly. The Headset LED flashes red and you hear three beeps. You have several minutes of battery reserve. When the rechargeable battery is flat, the headset switches off.
If the headset is outside the range of the base station, it will switch off after 30 minutes in order to conserve battery power.
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Charging the headset and storing the headset system
Charging the headset using the optional CH 10 headset charger
The CH 10 headset charger is an optional accessory available from your Sennheiser partner. The CH 10 allows you to charge additional DW series headsets, e.g. for sharing the same base station when working shifts.
DW Office – HS
DW Pro1 – HS
DW Pro2 – HS
왘 Refer to the instruction manual of the CH 10 for more information.
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Charging the headset and storing the headset system
5 s
5 s
3x
3x
DW Office – HS
DW Pro1 – HS DW Pro2 – HS
1
2 2

Switching the headset system off during extended non-use

You can switch off the headset system (1) or the headset (2) when not using the products for extended periods of time (e.g. when you are on holiday).
Switching the headset system off
1 Disconnect the base station from the mains power supply. The base
station switches off immediately, the headset switches off about 30 minutes later.
2 Press and hold the Link button for 5 seconds to switch off the headset
immediately. The Headset LED flashes 3 times red, the headset is switched off completely. The Link LED on the base station lights up red after a short time, the Charge status LED on the base station goes off.
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Switching the headset system on and pairing the components
왘 Plug the power supply unit into a wall socket. The base station is
switched on.
왘 Place the headset into the magnetic holder of the base station. The
Headset LED flashes 3 times blue and then lights up blue. The base station and the headset are paired.
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Sharing a workplace

Sharing a workplace
The headsets and base stations of the DW series are compatible with each other. If, for example, you share a workplace, you can use one base station with different headsets. The last headset paired with the base station can be used without more ado.
왘 Place the headset to be used into the magnetic holder of the base
station. The Headset LED alternately flashes blue/red until the headset is successfully paired with the base station. The Headset LED flashes 3 times blue and then goes off. You can now use the newly paired headset.
If pairing has failed, the Link LED on the base station lights up red or is off. Repeat the procedure.
DW Office – HS DW Pro1 – HS DW Pro2 – HS
3x
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Sharing a workplace
Using the headset with a third party base station (DECT-GAP telephone)
왘 Place the headset at a maximum distance of 1 m from the third party
base station.
왘 Simultaneously press and hold the headset’s Link button and
Audio button for 5 seconds. The headset switches to a special pairing mode and the Headset LED alternately flashes blue/red.
왘 Set the third party base station to a special pairing mode (see the
instruction manual of the third party base station). The default code for the headset is “0000”. The headset pairs with the third party base station. If pairing is successful, the Headset LED goes off.
DW Office – HS
5 s
If pairing is not successful within 60 seconds, the headset switches back to standby mode.
To pair the headset again with a DW series base station:
왘 Simultaneously press and hold the headset’s Link button and
Audio button for 5 seconds. The headset switches to a special pairing mode and the Headset LED alternately flashes blue/red.
왘 Place the headset into the magnetic holder of the base station. The
Headset LED flashes 3 times blue and then lights up blue. The base station and the headset are paired.
DW Pro1 – HS DW Pro2 – HS
5 s
32 | DW Series - User Guide
Page 34

Cleaning and maintaining the headset system

Cleaning and maintaining the headset system
CAUTION
Liquids can damage the electronics of the product!
Liquids entering the housing of the product can short-circuit the electronics.
왘 Keep all liquids far away from the product.
왘 Do not use any solvents or cleansing agents.
왘 Before cleaning, disconnect the base station from the mains power
supply.
왘 Only use a dry and soft cloth to clean the product.
왘 Clean the charging contacts of the base station and the charging
contacts of the headset from time to time using e.g. a cotton swab.
DW Office – HS DW Pro1 – HS
DW Pro2 – HS
DW Series - User Guide | 33
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Cleaning and maintaining the headset system
A
B

Replacing the ear pads

For reasons of hygiene, you should replace the ear pads from time to time. Spare ear pads are available from your Sennheiser partner.
DW Office – HS
1 Carefully remove the old ear pad from the ear cup. Make sure that the
fastening ring of the old ear pad is also removed from the ear cup.
2 Pull the collar B of the ear pad over the notch A of the headband.
3 Turn the ear pad counter-clockwise over the notch until the collar
completely surrounds the ear cup.
1
3
2
34 | DW Series - User Guide
DW Pro1/Pro2 – HS
1 Carefully remove the old ear pad from the ear cup.
2 Attach the new ear pad to the ear cup by pressing firmly around the ear
pad.
1 2
Page 36
Cleaning and maintaining the headset system
1

Replacing the headset’s rechargeable battery

CAUTION
Damage to the product due to improper handling
The cables can be kinked or damaged if you open the battery compartment too jerkily.
왘 Carefully open the battery compartment and loosen the connector plug
of the rechargeable battery.
Spare rechargeable batteries are available from your Sennheiser partner. Only use spare rechargeable batteries recommended by Sennheiser.
DW Office – HS
1 Remove the earhook or the headband (see page 11) and open the
battery compartment.
2 Carefully move the battery compartment cover in the direction of the
arrow until you overcome a slight resistance. Remove the rechargeable battery and carefully loosen the connector plug of the rechargeable battery.
3 Insert the connector plug of the new rechargeable battery into the
connection socket. Observe correct orientation of the connector plug.
4 Close the battery compartment.
2 3
4
DW Series - User Guide | 35
Page 37
Cleaning and maintaining the headset system
Headset Pro1 – HS
1 Open the battery compartment cover.
2 Remove the rechargeable battery and carefully loosen the connector
plug of the rechargeable battery.
3 Insert the connector plug of the new rechargeable battery into the
connection socket. Observe correct orientation of the connector plug.
4 Replace the battery compartment cover.
1 2
3 4
36 | DW Series - User Guide
Page 38
Cleaning and maintaining the headset system
Headset Pro2 – HS
1 Carefully remove the ear pad from the ear cup where the battery
compartment is located.
2 Open the battery compartment.
1 2
3 Remove the rechargeable battery and carefully loosen the connector
plug of the rechargeable battery.
4 Insert the connector plug of the new rechargeable battery into the
connection socket. Observe correct orientation of the connector plug.
5 Replace the battery compartment cover.
6 Reattach the ear pad to the ear cup by pressing firmly around the ear
pad.
3 4
5 6
DW Series - User Guide | 37
Page 39

If a problem occurs

If a problem occurs
For causes and solutions that are mainly related to the base station, refer to the chapter “If a problem occurs ...” in the “Setup Guide”.
Problem Possible cause Possible solution Page
The headset is placed into the base station but the Charge status LED if off
Link between headset and base station cannot be established
Bad radio link between headset and base station
Noise interference and connection loss
The rechargeable battery cannot be charged
The rechargeable battery is quickly depleted even after charging
Bad audio quality, the other party sounds too low or too loud
The sound from the fixed line phone is distorted and disturbed
Rechargeable battery is deep discharged
Wrong operating mode (Phone/PC)
Headset is not paired with the base station, the Link LED lights up red
Transmission range is exceeded
Microphone rubs on the cheek or perhaps the beard
Too many DECT systems within the radio range
Distance between base station and fixed line phone is so small that interference occurs
Charging contacts of the headset or the base station are dirty
Rechargeable battery is defective
Headset is not properly placed into the magnetic holder of the base station
Overaged rechargeable battery
Microphone sensitivity is not correctly adjusted
Base station is not adjusted to the fixed line phone.
Wait several minutes until the Charge status LED lights up.
For quick-charging the headset: Briefly press the Set button at the rear of the base station.
Press the PC button or the Phone button to select the correct operating mode.
Place the headset into the base station.
Reduce the distance between headset and base station.
Adjust the radio range. 16
Bend the microphone boom so that the microphone is about
0.8 - 1.2” (2 - 3 cm) from the corner of your mouth.
Reduce the radio range. 16
Set the base station to narrowband transmission.
Increase the distance between base station and fixed line phone.
Clean the charging contacts on the headset and on the base station.
Replace the defective rechargeable battery with a new one.
Check if the headset is properly placed into the magnetic holder.
Replace the overaged rechargeable battery with a new one.
Adjust the microphone sensitivity.
Use the ABC switch to adjust the base station to your fixed line phone.
28
–
22
17
–
13
16
–
33
35
28
35
19
19
For more information and an FAQ list, please visit our website at www.sennheiser.com.
If a problem occurs that is not l solutions, please contact your local Sennheiser partner for assistance. To find a Sennheiser partner in your country, search at www.sennheiser.com under “Service & Support”.
38 | DW Series - User Guide
isted in the above table or if the problem cannot be solved with the proposed
Page 40

Specifications

Specifications
Base station
DW BS/DW BS ML
Dimensions 108 x 116 x 114 mm (W x H x D)
Weight approx. 368 g
Operating temperature range +5°C to +45°C (+41°F to +113°F)
Storage temperature range –20°C to +70°C (–4°F to +158°F)
DW BS USB/DW BS USB ML/DW BS Phone
Dimensions 108 x 116 x 114 mm (W x H x D)
Weight approx. 322 g
Operating temperature range +5°C to +45°C (+41°F to +113°F)
Storage temperature range –20°C to +70°C (–4°F to +158°F)
Headset
DW Office – HS
Dimensions 140 x 24 x 22 mm (W x H x D)
Weight with ear hook: approx. 22 g
with headband: approx. 50 g
Talk time narrowband: up to 12 hours
wideband: up to 8 hours
Charging time 50%: approx. 20 min
100%: approx. 1 hour
Range (environment dependent)
Speaker type dynamic, neodymium magnet
Microphone type Electret microphone, noise canceling
Operating temperature range +5°C to +45°C (+41°F to +113°F)
Storage temperature range –20°C to +70°C (–4°F to +158°F)
DW Pro1/Pro2 – HS (DW 10)
Dimensions 170 x 175 x 55 mm (W x H x D)
Weight Pro1: approx. 65 g
Talk time narrowband: up to 12 hours
Charging time 50%: approx. 20 min
Range (environment dependent)
Speaker type dynamic, neodymium magnet
Microphone type Electret microphone, ultra noise canceling
Operating temperature range +5°C to +45°C (+41°F to +113°F)
Storage temperature range –20°C to +70°C (–4°F to +158°F)
free line of sight: up to 180 m in office buildings: up to 55 m
Pro2: approx. 85 g
wideband: up to 8 hours
100%: approx. 1 hour
free line of sight: up to 180 m in office buildings: up to 55 m
DW Series - User Guide | 39
Page 41
Specifications
Power supply unit
Nominal input voltage 100 – 240 V~
Nominal input current max. 0.2 A
Mains frequency 50 – 60 Hz
Nominal output voltage 5 V
Nominal output current max. 850 mA
Operating temperature range +5°C to +45°C (+41°F to +113°F)
Storage temperature range –20°C to +70°C (–4°F to +158°F)
Relative humidity operation: 20 to 85%
storage: 20 to 95%
Weight approx. 75 g
DECT
EU, UK, AU: CAT IQ 1.0
Frequency 1,880 to 1,900 MHz 1,920 to 1,930 MHz
SAR value of DW Office – HS 0.196 W/kg
(max. 10 g SAR)
SAR value of DW Pro1 – HS 0.069 W/kg
(max. 10 g SAR)
SAR value of DW Pro2 – HS 0.058 W/kg
(max. 10 g SAR)
In compliance with
Europe: EMC EN 301489-6
Radio EN 301406
Safety EN 60950-1
SAR EN 50360 ref EN
USA & Canada: This product meets the safety requirements of CSA No. 231437
US version: DECT 6.0
0.093 W/kg (max. 1 g SAR)
0.044 W/kg (max. 1 g SAR)
0.025 W/kg (max. 1 g SAR)
62209-1 (headset)
40 | DW Series - User Guide
Canada: IC: 2099D-TDB1
(DW BS-US & DW BS USB-US) IC: 2099D-TDH1
(DW 10 HS/DW 20 HS/DW 30 HS) IC: 2099D-TDH1 IC: 2099D-TDH1
USA: FCC ID: DMOCDBDIB (DW BS-US)
FCC ID: DMOCDBDKB (DW BS USB-US) FCC ID: DMOCDHDFC FCC ID: DMOCDHDEC
Page 42

Manufacturer Declarations

Manufacturer Declarations
Warranty
Sennheiser Communications A/S gives a warranty of 24 months on this product. For the current warranty conditions, please visit our website at www.sennheiser.
In compliance with the following requirements
• WEEE Directive (2002/96/EC)
Please dispose of this product at the end of its operational lifetime by taking it to your local collection point or recycling center for such equipment.
• Battery Directive (2006/66/EC)
The product’s built-in rechargeable batteries can be recycled. In order to protect the environment, please dispose of defective products with their rechargeable batteries as special waste or return them to your specialist dealer.
CE Conformity
com or contact your Sennheiser partner.
1321
• R&TTE Directive (1999/5/EC)
• EMC Directive (2004/108/EC)
• Low Voltage Directive (2006/95/EC)
• ErP Directive (2009/125/EC)
•
RoHS Directive (2011/65/EU)
The declaration is available at www.sennheiser.com. Before
putting the product into operation, please observe the
respective country-specific regulations!
Statements regarding FCC and Industry Canada
FCC Declaration of Conformity (DoC)
SENNHEISER Model No:
Sennheiser Electronic Corporation
We,
declare the above device comply with the requirements of Federal Communicat ions Comm iss ion.
This device compli es with P art 15 of the FCC rules . Operation is subjected t o the following two conditions:
1) This device may not cause harmful i nterference,
2) This device must accept any int erference received, including interference that may cause undes ired operation.
Responsible Party: Greg Beebe
One Enterprise Drive • Old Lyme • CT 06371 • USA Tel: +1 (860) 434 9190, ex t. 144 Fax: +1 (860) 434 1759
DW BS-US/DW BS USB-US
and
This equipment complies with Part 15 of the FCC Rules and with RSS-213 of Industry Canada. Operation is subject to the following two conditions: (1) this equipment may not cause harmful interference, and (2) this equipment must accept any interference received, including interference that may cause undesired operation.
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate
DW Series - User Guide | 41
Page 43
Manufacturer Declarations
radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.
This class B digital equipment complies with the Canadian ICES-003.
Changes or modifications made to this equipment not expressly approved by Sennheiser electronic Corp. may void the FCC authorization to operate this equipment. Before putting the equipment into operation, please observe the respective country-specific regulations!
The headsets DW 10 HS/DW 20 HS/DW 30 HS comply with Industry Canada RF radiation exposure limits for devices used by the general public. They have been tested for SAR and have complied with Industry Canada SAR limits for devices used by the general public.
Trademarks
Sennheiser is a registered trademark of Sennheiser electronic GmbH & Co. KG.
Other product and company names mentioned in this instruction manual may be the trademarks or registered trademarks of their respective owners.
42 | DW Series - User Guide
Page 44
Sennheiser Communications A/S
Industriparken 27, 2750 Ballerup, Denmark www.sennheiser.com
Publ. 07/13, A02
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