Silvercrest KH 2347 User manual

HOME TECH
KH 2347
Headphones
3C
KOMPERNASS GMBH
BURGSTRASSE 21 · D - 44867 BOCHUM
www.kompernass.com
ID-Nr.: KH2347-02/10-V3
Høretelefoner
Betjeningsvejledning
Headphones
Operating instructions
CV_KH2347_DT48913_LB3C.indd 1-3CV_KH2347_DT48913_LB3C.indd 1-3 04.03.2010 8:51:15 Uhr04.03.2010 8:51:15 Uhr

KH 2347
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CV_KH2347_DT48913_LB3C.indd 4-6CV_KH2347_DT48913_LB3C.indd 4-6 04.03.2010 8:51:15 Uhr04.03.2010 8:51:15 Uhr

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Index
Introduction . . . . . . . . .6
Information for these
operating instructions . . . . . 6
Copyright . . . . . . . . . . . . . . 6
Limited liability . . . . . . . . . . 6
Warnings . . . . . . . . . . . . . . 7
Proper use . . . . . . . . . . . . . 8
Safety. . . . . . . . . . . . . .9
Danger of hearing damage 9
Accident hazard . . . . . . . . 9
Handling of batteries . . . . 10
Basic Safety Instructions . . 10
Initial use . . . . . . . . . .12
Safety instructions. . . . . . . 12
Package contents and
transport inspection . . . . . 12
Disposal of the packaging 13
Inserting the batteries . . . . 13
Operating components
(see fold-out sides) . .14
Handling and
operation . . . . . . . . . .14
Putting on the headphones 14
Listening to music with
reduced sound . . . . . . . . . 14
Switching to mute . . . . . . . 16
Changing the batteries. . . 17
Storing the headphones . 17
Troubleshooting . . . . . . . . 18
Safety instructions. . . . . . . 18
Cleaning . . . . . . . . . .19
Storage/Disposal . . .19
Storage. . . . . . . . . . . . . . . 19
Disposal of the headphones 19
Disposing of the batteries. 19
Appendix . . . . . . . . . .20
Technical data . . . . . . . . . 20
Notes on the
EG conformity declaration 20
Warranty . . . . . . . . . . . . . 20
Service and Importer . . . . 21

Introduction
GB
6KH 2347
Introduction
Information for these operating instructions
These operating instructions are a component of the headphones with
sound suppression KH 2347 and provides you with important infor-
mation for intended use, safety, installation and connection as well as
operation of the headphones.
The operating instructions must be constantly kept available, close to
the headphones. They are to be read and used by anyone assigned
to install, service and repair faults in the headphones.
Keep these operating instructions and hand them over with the head-
phones to any future owners.
Copyright
This documentation is copyright protected.
Any duplication and/or reprinting, entirely or partially, as well as re-
production of illustrations, also in modified form, is only permitted with
written consent from the manufacturer.
Limited liability
The manufacturer assumes no responsibility for damage caused by failure
to observe the instructions, improper use, inappropriate repairs, making
unauthorized changes or for using unapproved replacement parts.

Introduction
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Warnings
In the current operation instructions the following warnings are used:
WARNING
A warning of this danger level signifies a possible
dangerous situation.
If the dangerous situation is not avoided it can lead to injuries.
The directives in this warning are there to avoid personal injuries.►
IMPORTANT
A warning of this danger level signifies possible
property damage.
If the situation is not avoided it can lead to property damage.
The directives in this warning are there to avoid property damage.►
NOTICE
A notice signifies additional information that assists in the►
handling of the device.

Introduction
GB
8KH 2347
Proper use
These headphones are exclusively intended for non-commercial
purposes for:
listening to audio material,–
the reducing of undesirable surrounding noises or–
listening to audio material without the disturbing background–
noises
This device is not intended for any other use or for uses beyond those
mentioned.
WARNING
Danger from unintended use!
The headphones could become dangerous when used improperly
and/or used for purposes other than those intended.
Use the headphones exclusively for the purpose that they are►
intended.
Observe the procedures described in these operating►
instructions.
Claims of any kind for damage resulting from unintended use will not
be accepted.
The operator alone bears liability.

Safety
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Safety
In this chapter you receive important safety information regarding
handling of the headphones.
These headphones comply with the required safety regulations. In-
correct usage can, however, lead to personal injury and property
damage.
Danger of hearing damage
WARNING
Danger as a result of extreme sound
levels!
Loud music can lead to hearing damage.
Avoid extreme sound levels, especially over long►
periods of time, when you are using these head-
phones.
Accident hazard
WARNING
Danger through impaired perception!
Acoustical warning and indication signals and environmental►
noises can sound different when you are wearing these head-
phones. Make yourself aware of how these signals deviate
in their sound so that you can recognise the signals in the
corresponding situations.
Do not use the headphones when operating an automobile,►
bicycle or in any other situation in which environmental sound
impaired perception could present a danger to yourself or
others.

Safety
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10 KH 2347
Handling of batteries
WARNING
Danger from improper use!
For safe handling of batteries observe the following safety
instructions:
Do not throw the batteries into a fire.►
Do not short-circuit the batteries.►
Do not attempt to recharge the batteries.►
Regularly check the condition of the batteries. Leaking battery
►
acid can cause permanent damage to the device. Special
caution should be shown when handling damaged or leaking
batteries. Danger from acid burns! Wear protective gloves.
Make sure the batteries are not accessible to children. When►
swallowed seek immediate medical attention.
Remove the batteries if you do not intend to use the head-►
phones for an extended period of time.
Basic Safety Instructions
For safe handling of the headphones observe the following safety
information:
Before use check the headphones for visible external damage.■
Do not operate damaged or dropped headphones.

Safety
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Damaged cables or connections should be replaced by author-■
ized qualified persons or by the customer service department.
Persons who, due to their physical, intellectual or motor abilities,■
are incapable of operating the headphones safely may only use
the headphones under supervision or direction from a responsible
person.
Only permit children to use the headphones when properly su-■
pervised.
Repairs to the headphones should only be carried out by author-■
ized qualified persons or by the customer service department.
Incorrect repairs can result in danger for the user. In addition war-
ranty claims become void.
A repair to the headphones, during the warranty period, may only■
be carried out by a customer service department authorized by
the manufacturer otherwise no additional warranty claims can be
considered for subsequent damage.
Defective components may only be replaced with original replace-■
ment parts. Only by using original replacement parts can you
guarantee that the safety requirements are complied with.
Do not undertake any unauthorised reconstruction or modifications■
to the headphones.
Protect the headphones from moisture and liquid penetration.■
Do not use the headphones in the vicinity of open flames.■

Initial use
GB
12 KH 2347
Initial use
Safety instructions
WARNING
When operating the headphones personal injury
and property damage can occur!
To avoid danger observe the following safety instructions:
Pakaging materials may not be used as playthings. There is a►
risk of suffocation!
Package contents and transport inspection
The headphones are delivered with the following components as
standard:
Headphones●
Connection cable●
Airplane adapter●
2 Batteries type AAA (not shown)●
Protective case (not shown)●
Operating instructions●
NOTICE
Check the contents to make sure everything is there and for►
visible damage.
If the contents are not complete or are damaged due to defec-►
tive packaging or through transportation contact the service
hotline (see chapter "Warranty").

Initial use
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Disposal of the packaging
The packaging protects the headphones from transport damage. The
packaging materials are selected from the point of view of their en-
vironmental friendliness and disposal technology and are therefore
recyclable.
The recirculation of packaging into the material circuit saves
on raw material and reduces generated waste. Dispose of
packaging material that is no longer needed according to
the regionally established regulations.
NOTICE
If possible preserve the device's original packaging during►
the warranty period so that in the case of a warranty claim
you can package the headphones properly for return.
Inserting the batteries
The headphones battery compartment 8is located in the right ear
cap 7. To insert the batteries proceed as follows:
Make sure that the on/off switch6is in the
OFF-Position (off).
Open the battery compartment8by pressing
on the locking mechanism and at the same time
swing out the cover.
Remove the depleted batteries and place 2 new
type AAA batteries into the battery compartment
8. Be sure to insert the batteries with the correct
polarity.
Close the battery compartment8by placing
the cover in position and allowing the locking
mechanism to engage.

Operating components
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14 KH 2347
Operating components (see fold-out sides)
Left ear cap 7Right ear cap
2Mute switching (PLAY/MUTE) 8Battery compartment
3Audio input socket (INPUT) 9Adjustable headband
4Volume control (VOLUME) 10 Connection cable
5Battery indicator (POWER) 11 Airplane adapter
6On/Off switch (ON/OFF)
Handling and operation
Putting on the headphones
When putting on the headphones observe the indicators "R" (Right)■
and "L" (Left) on the side of the ear caps + 7.
Set the adjustable headband■ 9in such a way that the head-
phones are sitting comfortably on your head and the ear caps
cover the ears.
Listening to music with reduced sound
You can connect the headphones to a number of playback devices
(i.e. CD, DVD, MP3 players, HiFi systems, PC's and laptops) or to an
airplane entertainment system.
To listen to music without disturbing background noises proceed as
follows:
Connect one end of the connection cable10 to the audio input
socket 3on the left ear cap of the headphones.

Handling and operation
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Connect the other end to the socket on the playback device.
NOTICE
To connect the headphones to an airplane entertainment sys-►
tem use the supplied airplane adapter 11 .
Switch the playback device on and set the volume to the mini-
mum.
Slide the on/off switch6on the left ear cap in the "ON"
direction. The battery indicator 5lights up.
Put on the headphones as described in the paragraph"Putting
on the headphones".
Set the desired volume either at the playback device or with the
assistance of the volume control 4on the left ear cap of the
headphones.
NOTICE
You can also listen to music without sound reduction and/or►
without inserting batteries. For this the On/Off switch 6on
the left ear cap must be in the "OFF" position.

Handling and operation
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16 KH 2347
Sound reduction only
If you want to use the headphones for sound reduction only proceed
as follows:
Slide the on/off switch6on the left ear cap in the "ON"
direction. The battery indicator 5lights up.
Put on the headphones as described in the paragraph"Putting
on the headphones".
NOTICE
For mere sound reduction operation the following applies:
The mute switching must be deactivated, that is to say, the►
PLAY/MUTE button 2on the left ear cap of the head-
phones is engaged (counter-sunk).
The connection cable is not necessary.►
The volume control has no influence on the sound reduction it►
is only used to control the audio source.
Switching to mute
With the mute switching you can carry on conversations without re-
moving the headphones. For this proceed as follows:
While you are listening to music press the PLAY/MUTE button2
on the left ear cap of the headphones.
The audio input signal is interrupted and thus allows for a brief conver-
sation without removing the headphones.

Handling and operation
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Changing the batteries
The battery indicator 5does not light up so bright when the battery
voltage decreases. Insert new batteries as described in the chapter
"Inserting batteries".
Storing the headphones
The headphones are equipped with revolving and pivoting ear caps in
order to fold them together and make storage easier.
IMPORTANT
Possible damage to the headphones!
Turning the ear caps in the wrong direction can damage the►
headphones.
To fold the headphones together proceed as follows:
First turn both ear caps+ 7inwards so that
they lay flat.
Then pivot both ear caps+ 7into the head
band.
Now you can store the headphones together with the accessories in
the protective case.

Handling and operation
GB
18 KH 2347
Troubleshooting
Safety instructions
WARNING
To avoid danger and property damage observe the following
safety instructions:
Repairs to electronic devices may only be carried out by spe-►
cialists who have been trained by the manufacturer. Consider-
able danger to the consumer and damage to the headphones
can occur as a result of incorrect repairs.
Malfunction causes and remedies
The following table will help with localizing and remedying minor
malfunctions:
Defect Possible cause Solution
The battery
indicator 5
does not light
up/no sound
reduction
The On/Off switch 6is
in the OFF-Position.
Slide the on/off switch
6on the left ear
cap in the "ON"
direction.
Batteries are discharged. Insert new batteries.
No sound
Audio source is not
switched on.
Switch the audio
source on.
The connection cable
plug is not inserted pro-
perly into the connection
socket.
Make sure that the plug
is inserted completely
into the connection
socket.
Mute switching 2on the
headphones is activated.
Deactivate the mute
switching 2.
Volume control 4is set
to "0".
Set the volume control
4higher.

Storage/Disposal
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NOTICE
If you cannot solve the problem with the aforementioned►
methods please contact customer service.
Cleaning
Clean the exterior surfaces of the headphones with a slightly■
dampened cloth.
Storage/Disposal
Storage
Store the headphones in a dry environment.
Disposal of the headphones
Under no circumstances should you throw
the headphones into the normal household
waste. These headphones fall under the Euro-
pean directive 2002/96/EC.
Dispose of the headphones via an approved disposal fa-
cility or via your community disposal centre. Observe the
currently applicable regulations. In case of doubt, please
contact your waste disposal centre.
Disposing of the batteries
Do not dispose of the batteries with household waste. Each consumer
is legally obliged to dispose of batteries at a collection centre in his
community / district or at a retail company. This obligation is intended
to ensure that batteries are disposed of in an environmentally safe
fashion. Only dispose of batteries when they are fully discharged.

Appendix
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20 KH 2347
Appendix
Technical data
Measurements (W x H x D): 17.6 x 19.3 x 7.3 cm
Weight (without accessories) approx. 180 g
Operating temperature +5 - +40 °C
Humidity (no condensation) 5 - 90 %
Power supply:
Battery
2 x 1.5 V Type AAA
(supplied)
Duration of operation (on average) approx. 40 h
Broadband characteristic voltage approx. 125 mV
Sensitivity 96 dB ± 3 dB
Impedance 32 Ohm ± 4 Ohm
Sound suppression approx. 12 dB (±) 3 dB at
300 Hz
Notes on the EG conformity declaration
This device complies regarding conformity to the
basic requirements and other relevent regulations
of the directive for electro-magnetic compatibility
2004/108/EC.
The complete original declaration of conformity can
be obtained from the importer.
Warranty
You receive a 3 year warranty on the headphones from the date of
purchase. These headphones have been manufactured with care and
meticulously examined before delivery.
Please retain your receipt as proof of purchase. In the case of a warranty
claim, please get in touch, by telephone, with our service department.
Only in this way can a post-free despatch for your goods be assured.

Appendix
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NOTICE
The warranty covers only claims for material and maufacturing►
defects, not for transport damage, wear and tear or for damage
to fragile components, e.g. switches or rechargeable batteries.
These headphones are for private use only and are not intended for
commercial applications. The warranty is void in the case of abusive
and improper handling, use of force and internal modifications not
carried out by our authorized Service Centre.
Your statutory rights are not restricted in any way by this warranty.
The warranty period is not extended through repairs made under war-
ranty. This applies also for replaced or repaired parts.
Any damages or deficiencies found on purchase must be reported as
soon as possible after unpacking, at the latest two days after purchase.
On expiry of the warranty, all repairs carried out are subject to payment.
Service and Importer
DES UK LTD
Tel.: [phone] (£ 0.10 / minute)
e-mail: [email protected]
Kompernass Service Ireland
Tel: [phone] (0,082 EUR/Min.)
Standard call rates apply. Mobile operators may vary.
e-mail: [email protected]
Importer
KOMPERNASS GMBH
BURGSTRASSE 21
44867 BOCHUM, GERMANY
www.kompernass.com