Silvercrest KH 2525 Operating Instructions Manual

Brand: Silvercrest

Model: KH 2525

Type: Operating Instructions Manual

■ LOUDSPEAKER SYSTEM

Operating instructions

Käyttöohje

Bruksanvisning

Betjeningsvejledning

KOMPERNASS GMBH ⋅ BURGSTRASSE 21 ⋅ D-44867 BOCHUM

www.kompernass.com

ID-Nr.: KH2525 10/2009-V3

Loudspeaker System

Langaton kaiutinjärjestelmä

Radiohögtalarsystem

Radiostyret højtalersystem

KH 2525

CV_KH2525_DT37971_LB3.indd 1-4CV_KH2525_DT37971_LB3.indd 1-4 25.11.2009 14:31:13 Uhr25.11.2009 14:31:13 Uhr

Operating instructions ...................................................................5

Käyttöohje ....................................................................................25

Bruksanvisning .............................................................................45

Betjeningsvejledning ...................................................................65

KH 2525

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Loudspeaker System KH 2525

Index

Introduction . . . . . . . . . . . . . .6

Preface . . . . . . . . . . . . . . . . . . . . . . . 6

Information for these operating

instructions . . . . . . . . . . . . . . . . . . . . 6

Limited liability . . . . . . . . . . . . . . . . . 7

Warnings . . . . . . . . . . . . . . . . . . . . . 7

Proper use. . . . . . . . . . . . . . . . . . . . . 8

Safety . . . . . . . . . . . . . . . . . . .9

Danger from electric current . . . . . . . 9

Handling of batteries/rechargeable

batteries . . . . . . . . . . . . . . . . . . . . . . 9

Basic Safety Instructions . . . . . . . . .10

Operating components

(see foldout sides) . . . . . . . .11

Setting up and connecting . .12

to the power supply . . . . . . . . . . . .12

Safety instructions . . . . . . . . . . . . . .12

Package contents and transport

inspection . . . . . . . . . . . . . . . . . . . .12

Disposal of the packaging . . . . . . .13

Requirements for the setup location 13

Connecting the mains adapter . . . .13

Connecting the transmission unit

to an audio device . . . . . . . . . . . . .14

Inserting and connecting the

rechargeable battery pack . . . . . .14

Charging batteries . . . . . . . . . . . . . 15

Handling and operation . . .15

Switching On and Oﬀ . . . . . . . . . .15

Settings . . . . . . . . . . . . . . . . . . . . . .16

Operation . . . . . . . . . . . . . . . . . . . .17

Cleaning . . . . . . . . . . . . . . . .17

Safety instructions . . . . . . . . . . . . . .17

Cleaning . . . . . . . . . . . . . . . . . . . . .17

Troubleshooting . . . . . . . . . .18

Safety instructions . . . . . . . . . . . . . .18

Malfunction causes and remedies .18

Storage/Disposal . . . . . . . . .20

Storage . . . . . . . . . . . . . . . . . . . . . .20

Disposal of the device . . . . . . . . . .20

Disposing of the batteries . . . . . . . .20

Appendix . . . . . . . . . . . . . . .21

Technical data . . . . . . . . . . . . . . . .21

Notes on the EG conformity

declaration . . . . . . . . . . . . . . . . . . .23

Warranty . . . . . . . . . . . . . . . . . . . .23

Service . . . . . . . . . . . . . . . . . . . . . .24

Importer . . . . . . . . . . . . . . . . . . . . .24

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Introduction

Loudspeaker System KH 2525

Introduction

Preface

Dear customer,

by purchasing the Loudspeaker System KH 2525 you have decided on a quality

product from SilverCrest, which, in terms of technology and functionality, meets

the most up-to-date development standards.

Read the information included here so that you can quickly familiarize yourself

with your device and thus make full use of its functions.

We wish you a great deal of enjoyable use.

Information for these operating instructions

These operating instructions are a component of the Loudspeaker System KH 2525

(henceforth designated as the device) and supplies you with important information

for intended use, safety, installation and connection as well as operation of the device.

The operating instructions must be constantly kept available close to the device.

They are to be read and used by anyone assigned to install, service and repair

faults in the device.

Keep these operating instructions and hand them over with the device to any future

owners.

This documentation is copyright protected.

Any duplication and/or reprinting, entirely or partially, as well as reproduction of

illustrations, also in modiﬁ ed form, is only permitted with written consent from the

manufacturer.

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Introduction

Loudspeaker System KH 2525

Limited liability

All technical information, data and information for installation, connection and

operation contained in these operating instructions correspond to the latest at time

of printing and, to the best of our knowledge, take into account our previous

experience and know-how.

No claims can be derived from the details, illustrations and descriptions in these

instructions.

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.

Warnings

In the current operation instructions the following warnings are used:

DANGER

A warning of this danger level signiﬁ

es a life threatening

dangerous situation.

If the dangerous situation is not avoided it can lead to serious injury or death.

The directives in this warning are there in order to avoid serious personal ►

injuries or death.

WARNING

A warning of this danger level signiﬁ es 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. ►

KH2525_37971_LB3 indb Abs4 7 25 11 2009 14 14 15 Uhr

Introduction

Loudspeaker System KH 2525

IMPORTANT

A warning of this danger level signiﬁ

es 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 signiﬁ es additional information that assists in the handling of the ►

device.

Proper use

This device is designed only for the playback of audio signals from any audio

device. Both speakers are therefore connected to the transmission unit via radio

waves.

If you are not using the device within the EU economic area you must observe the

regulations and/or laws of the country you intend to use it in.

This device is not intended for any other use or for uses beyond those mentioned.

WARNING

Danger from unintended use!

Danger can come from the device if used for unintended purposes and/or

other types of use.

Use the device exclusively for intended purposes. ►

Observe the procedures described in these operating instructions. ►

Claims of any kind for damage resulting from unintended use will not be excepted.

The oper

ator alone bears liability.

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Safety

Loudspeaker System KH 2525

Safety

In this chapter you receive important safety information regarding handling of the

device.

This device complies with the statutory safety regulations. Incorrect usage can,

however, lead to personal injury and property damage.

Danger from electric current

DANGER

Life threatening danger from electrical current!

Lif

e threatening danger exists from contact with live electrical

wires or components!

Observe the following safety information in order to avoid the danger of

electric shock:

Do not use the device if the mains power adapter or the connection cable ►

are damaged.

Under no cir

cumstances open the mains power adapter housing. The risk ►

of electric shock exists from touching voltage carrying connections and

changing the electrical/mechanical construction.

Handling of batteries/rechargeable batteries

WARNING

Danger from improper use!

For the safe handling of batteries/rechargeable batteries observe the

following safety information:

Do not throw batteries/rechargeable batteries into a ﬁ re. ►

Do not short circuit batteries/rechargeable batteries. ►

Do not attempt to recharge batteries. ►

Regularly check the condition of the batteries/rechargeable batteries. ►

Leaking battery acid can cause permanent damage to the device.

Special caution should be shown when handling damaged or leaking

batteries/rechargeable batteries. Danger from acid burns!

Store batteries/rechargeable batteries out of the reach of children. ►

When swallowed seek immediate medical attention.

Remove the batteries/rechargeable batteries from the speakers if you ►

do not intend to use the device for an extended period of time.

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Safety

Loudspeaker System KH 2525

Basic Safety Instructions

For safe handling of the device observe the following safety information:

Before use check the device for visible external damage. Do not operate a ■

damaged device or one that has been dropped.

Damaged cables or connections should be r

eplaced by authorized qualiﬁ ed ■

persons or by the customer service department.

ersons who, due to their physical, intellectual or motor abilities, are incapable ■

of operating the device safely may only use the device under supervision or

dir

ection of a responsible person.

Only permit children to use the device under supervision. ■

Repairs should only be carried out by authorized specialist companies or ■

by the customer service department. Incorrect repairs can result in signiﬁ cant

danger

s for the user. In addition warranty claims become void.

A repair to the device during the warranty period may only be carried out by ■

a cutomer service department authorized by the manufacturer otherwise no

additional w

arranty claims can be considered for subsequent damages.

Defective components may only be replaced with original replacement parts. ■

Only by using original replacement parts can you guarantee that the safety

equirements are complied with.

Protect the device from moisture and liquid penetration. ■

Avoid direct sunlight. ■

In the case of malfunctions and during thunderstorms pull the power adapter ■

out of the mains power socket.

Do not spr

ay and/or drip water on the device and do not place any object ﬁ lled ■

with liquid, such as vases or open drink containers, on or near the device.

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Operating components

Loudspeaker System KH 2525

Operating components (see foldout sides)

Loudspeakers

Transmission unit status LED

Speaker status LED

Transmission unit charging contacts

- button

Switch

+ button

Transmission unit

Channel selection switch

AUDIO IN connection

DC IN connection

Speaker charging contacts

Normal/Charge switch

Battery compartment cover

SCAN button

On/Oﬀ switch/Volume control

Power adapter

Connection cable (Cinch plug)

Jackplug adapter

Connection cable (Jackplug)

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Setting up and connecting

Loudspeaker System KH 2525

Setting up and connecting

to the power supply

Safety instructions

WARNING

When operating the device personal injury and property

damage can occur!

To avoid danger observe the following safety instructions:

Packaging material should not be used as a plaything. ►

There is a risk of suﬀ ocation!

Obser

ve the information regarding the setup location requirements as well ►

as the device's electrical connection to avoid personal injury and property

damage.

Package contents and transport inspection

The device is delivered with the following components as standard:

Transmission unit ●

Transmission unit mains power adapter ●

Speaker (2x) ●

Speaker rechargeable battery power pack (2x) ●

3.5 mm to 3.5 mm jackplug connection cable, 50 cm long ●

3.5 mm jackplug to cinch plug (RCA) connection cable, 1 m long ●

3.5 mm to 6.3 mm jackplug adapter ●

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 defective packaging ►

or through transportation, contact the service hotline (see Service).

KH2525_37971_LB3 indb Abs3 12 25 11 2009 14 14 15 Uhr

Setting up and connecting

Loudspeaker System KH 2525

Disposal of the packaging

The packaging protects the device from transport damage. The packaging materials

are selected from the point of view of their environmental 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 device

operly for return.

Requirements for the setup location

For safe and trouble free operation of the device the setup location must fulﬁ ll the

following provisions:

The transmission unit and the speakers must be placed on a ﬁ rm, ﬂ at, level ■

surface.

Do not place the de

vice in a hot, wet or very damp environment or in the vicinity ■

of ﬂ ammable materials.

The mains po

wer socket must be easily accessible so that the power adapter ■

can be easily disconnected in an emergency.

Connecting the mains adapter

Observe the following electrical connection for safe and failure free operation of

the device:

Before connecting the power adapter ■

compare the connection data

(voltage and frequency) with that on the rating plate of your electric supply.

This data must agree in order to avoid damaging the device.

Make sure that the power adapter's ■

connection cable is not damaged and

is not laying over hot surfaces and/or sharp edges.

The power adapter's ■

connection cable must not be stretched too tight.

Plug the connection cable into the DC IN 

connection and then plug the

power adapter

into a mains power socket.

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Setting up and connecting

Loudspeaker System KH 2525

Connecting the transmission unit to an audio device

NOTICE

Pay attention to the audio device's operating instructions. ►

Audio device with cinch sockets

Plug the connection cable's 

jackplug into the AUDIO IN

connection

on the transmission unit.

Plug both of the connection cable's 

cinch plugs into the audio device's

audio output.

Audio device with jackplug connection

Plug the connection cable's 

jackplug into the AUDIO IN

connection

on the transmission unit.

Plug the connection cable's 

other jackplug into the audio device's audio

output. If necessary use the jackplug adapter

Inserting and connecting the rechargeable battery pack

in the speaker

NOTICE

When delivered the rechargeable battery packs are already inserted into ►

the battery compartment. You need only to connect the rechargeable

batter

y pack's connection cable to the speaker.

Release both of the battery compartment cover's 

locking clips and remove

the battery compartment cover.

Connect the rechargeable battery pack's connection cable. 

NOTICE

Make sure that the removal strap is placed under the rechargeable battery ►

pack in order to make removal of the rechargeable battery pack easier.

Put the batter

y compartment cover back on. 

Set the switch 

to position Charge, if you use the battery packages.

NOTICE

Each speaker can also be operated with 8 size AAA (LR03 - Mico) batteries/ ►

rechargeable batteries. They are not supplied.

Do not use depleted and ne

w batteries/rechargeable batteries together ►

and use only batteries/rechargeable batteries of the same type also make

sur

e that the polarity is correct.

Set the switch 

to position Normal, if you use 8 batteries/cells of size

AAA (LR03 Micro).

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Handling and operation

Loudspeaker System KH 2525

Charging batteries

NOTICE

You can only charge the supplied rechargeable battery pack with the device. ►

When using size AAA rechargeable batteries you will need a suitable battery

char

ging device for charging.

Switch both speakers oﬀ . To do this turn the volume control 

on the rear

panel of the respective speaker as far as possible in the direction OFF. The

status LED

will go out.

With both speakers shift the switch 

to the position Charge (Charge).

Place both speakers on the transmission unit in such a way that the charging 

contacts

and

are located on top of each other. The charging process

begins and the status LED

on both speakers light up red. The status LED

goes out when the rechargeable batteries are fully charged.

NOTICE

Before initial use charge the rechargeable battery packs for 24 hours. ►

Handling and operation

In this chapter you receive important information for the handling and operation

of the device.

Switching On and Oﬀ

Switching the transmission unit on and oﬀ

To switch the transmission unit on activate the switch 

. The status LED

lights up green.

To switch the transmission unit oﬀ activate the switch 

again. The status

LED

will go out.

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Handling and operation

Loudspeaker System KH 2525

Switching the speaker on and oﬀ

NOTICE

When using the rechargeable battery pack the length of operation is ►

approx. 3 hours with medium volume. If the sound quality deteriorates the

echargeable battery pack must be recharged.

To switch the speaker on turn the volume control 

on the rear panel of the

respective speaker in the direction ON. The status LED

lights up green.

To switch the speaker oﬀ turn the volume control 

on the rear panel of the

respective speaker as far as possible in the direction OFF. The status LED

will go out.

Settings

Adjusting the volume.

Setting the volume on the transmission unit

To increase the volume press the 

button.

To decrease the volume press the 

button.

Setting the volume on the speaker

To increase the volume turn the volume control 

on the rear panel of the

respective speaker in the direction ON.

To decrease the volume turn the volume control 

on the rear panel of the

respective speaker in the direction OFF.

Setting the channel

Select with the channel selection switch 

,on the rear panel of the transmis-

sion unit, the transmission channel with which the best playback quality is

achieved.

Adjusting the frequency

Press the button  Scan

on the rear panel of the respective speaker. The

frequency setting starts and stops when a signal is received.

KH2525_37971_LB3 indb Abs3 16 25 11 2009 14 14 16 Uhr

Cleaning

Loudspeaker System KH 2525

Operation

Switch the transmission unit on. 

Begin playback of the audio device. The display of the status LED 

changes

from green to blue.

Switch the speaker on. The status LED 

ﬁ rst lights up green and then changes

to blue.

Set, as required, the channel and the frequency. 

Set the desired volume. 

NOTICE

After 4 minutes without signal reception both the speakers as well as the ►

transmission unit switch to the standby mode. The respective status LED's

light up gr

een.

Cleaning

Safety instructions

WARNING

Danger from leaking battery acid!

In the case of depleted batteries/rechargeable batteries the leaking ﬂ uids can

cause injuries (skin irritations) or device damage.

Wash your hands thoroughly. ►

IMPORTANT

Possible damage to the device.

enetrating moisture can lead to damaging of the device.

Make sure when you are cleaning that no moisture gets inside the trans- ►

mission unit or the speakers in order to avoid irreparable damage to them.

Cleaning

Clean the housing exclusively with a soft damp cloth and a mild dishwashing ■

liquid.

KH2525_37971_LB3 indb Abs3 17 25 11 2009 14 14 16 Uhr

Troubleshooting

Loudspeaker System KH 2525

Troubleshooting

In this chapter you will receive important information for malfunction localization

and remedies. Observe the instructions in order to avoid danger and damage.

Safety instructions

WARNING

To avoid danger and property damage observe the following safety instructions:

Repairs to electronic devices may only be carried out by specialists who ►

have been trained by the manufacturer. Considerable danger to the con-

sumer and damage to the de

vice 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

Rechargeable

battery pack will

not charge

The power adapter

is not

connected.

Connect the power adapter

correctly.

The switch

is not in the

position Charge.

Shift the switch

to the position

Charge.

The rechargeable batteries

are not inserted properly

and/or the rechargeable

battery pack is not con-

nected.

Insert the rechargeable batteries

correctly and/or connect the re-

chargeable battery pack.

The speaker is not correctly

placed on the transmission

unit.

Place the speaker correctly.

No sound

The transmission unit is not

switched on.

Switch the transmission unit on.

The power adapter

is not

connected.

Connect the power adapter

correctly.

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Troubleshooting

Loudspeaker System KH 2525

Defect Possible cause Solution

No sound

(continuation)

The wall socket is not

supplying power.

Check the house fuse.

The speakers are switched

oﬀ .

Switch the speaker on.

The rechargeable battery

packs in the speakers are

not charged.

Charge the rechargeable battery

packs.

The volume is set too low. Set the volume to a suitable level.

The transmission unit is not

connected to an audio

device.

Connect the transmission unit correctly.

Playback of the audio

device has not been started.

Begin playback at the audio device.

The switch

is in the

wrong position.

When using the rechargeable battery

pack shift the switch

to the position

Charge, with other rechargeable

battery packs and/or batteries switch

to the position Normal.

Poor sound quality,

heavy noise

The transmission frequency

is not set optimally.

Press the button SCAN

on the

speaker.

Set to another channel and press the

button SCAN

on the speaker.

The rechargeable batteries

are not suﬃ ciently charged.

Charge the rechargeable battery

packs.

The volume on the speaker

is not set correctly.

Set the volume.

The distance between the

speakers and the trans-

mission unit is too great.

Reduce the distance between the

speakers and the transmission unit.

The input level of the audio

signal is too low.

Increase the volume at the audio

device.

NOTICE

If you cannot solve the problem with the aforementioned methods please ►

contact customer service.

KH2525_37971_LB3 indb Abs3 19 25 11 2009 14 14 16 Uhr

Storage/Disposal

Loudspeaker System KH 2525

Storage/Disposal

Storage

Pull the power adapter out of the mains socket and remove the rechargeable

battery packs from the speakers if you do not intend to use the device for an

extended period of time.

Store the device in a dry environment.

Disposal of the device

Do not dispose of the device in your normal domestic waste.

This product is subject to the European directive 2002/96/EC-WEEE

(Waste Electrical and Electronic Equipment).

Dispose of the device through an approved disposal centre or at your community

waste facility. Observe the currently applicable regulations. In case of doubt, please

contact your waste disposal centre.

Disposing of the batteries

Used batteries/rechargeable batteries may not be disposed of in household

waste. Every consumer is legally obliged to dispose of batteries at a collection site

in his community/city district or at a retail store. The purpose of this obligation is

to ensure that batteries are disposed of in a non-polluting manner. Only dispose of

batteries when they are fully discharged.

KH2525_37971_LB3 indb Abs3 20 25 11 2009 14 14 17 Uhr

Appendix

Loudspeaker System KH 2525

Appendix

Technical data

General

Operating temperature +5 - +40 °C

Humidity (no condensation) 5 - 90 %

Dimensions (L x D x H):

Transmission unit –

approx. 31.8 x 12.4

x 6.7

Speak

er (each piece) –

approx. 10 x 12.5 x

11.2

eight

Transmission unit – approx. 350 g

Speak

er (each piece) – approx. 600 g

max. po

wer consumption 6.6 W

Standby power consumption 0.6 W

Transmission unit mains power adapter

Manufacturer Shenzhen All-Key Technology Co., ltd.

Type AK00G-1400035VW

Weight approx. 65 g

Dimensions approx. 65 x 23 x 74 mm

Input voltage 100 - 240 V

Power frequency 50/60 Hz

Output voltage 14 V

Output power 350 mA

KH2525_37971_LB3 indb Abs3 21 25 11 2009 14 14 17 Uhr

Appendix

Loudspeaker System KH 2525

Speaker rechargeable battery pack

Manufacturer BetterPower Battery Co., Ltd

Type BPI 43AAA900

Weight (each piece) approx. 93 g

Measurements (each piece) approx. 44 x 30 x 30 mm

Output voltage 9.6 V

Capacity 900 mAh

Loudspeakers

Power supply

1 x rechargeable battery pack or 8 re-

chargeable batteries/batteries type AAA

(Batteries not supplied)

Max. output rating 2 x 5 W

Further information regarding radio transmissions

Type of transmission UHF Stereo

Carrier frequency 863 MHz

Frequency response 40 Hz - 12 kHz

Distortion 1.5 %

Signal to noise ratio 50 dB

Pitch 30 dB

Range (outdoors) up to 40 m

KH2525_37971_LB3 indb Abs3 22 25 11 2009 14 14 17 Uhr

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Silvercrest KH 2525 Operating Instructions Manual

Brand: Silvercrest

Model: KH 2525

Type: Operating Instructions Manual

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