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Device approval and conformity

with EC directives

Nubert electronic GmbH hereby declares that this product complies with the 

2014/53/EU directives, provided that it is installed and used in accordance with 

the manufacturer‘s instructions. The full text of the EU Declaration of Conformity 

is available at the following Internet address: 

https://www.nubert.de/konformitaetserklaerungen/716/

•  Do not change the serial number on the speaker. It is part of the operating 

approval. 

•  If the loudspeaker is repaired or modified by workshops or other third parties 

not authorized by Nubert, it loses its operating license.

•  Only accessories and devices may be connected which in turn comply with all 

legal requirements and are approved.

•  The loudspeaker may only be used for the applications specified in the „In-

tended Use“ section

Intended use

This speaker is designed exclusively for sound reproduction in dry rooms. Use 

the speaker only as described in this manual. Any other use (particularly safe-

ty-relevant or medical use, installation in open environment like IP-certified prod-

ucts) is considered improper and may result in property damage or even personal 

injury. Nubert electronic GmbH does not assume any liability for damages caused 

by improper use. 

Safety instructions

The entire operating manual, in particular the safety instructions, must be read 

in full before connecting and commissioning the device. For your own safety, 

be sure to follow all warnings and safety instructions in this manual and on the 

speaker. The user is not permitted to carry out any work on the loudspeaker 

other than the described work. Keep this document so that you have access to 

it at all times. Furthermore, it must also be handed over to possible re-owners.

Key to the symbols

 

The triangle symbol with exclamation mark (without additional comment) 

indicates important instructions for commissioning, operation and maintenance 

of the device. 

The term 

Caution!

 next to the triangle symbol indicates a medium risk. Failure 

to observe this warning may result in property damage.

The term 

Danger!

 next to the triangle symbol indicates a high risk. Failure to 

observe this warning may result in death or personal injury

 

This symbol indicates that you must read and observe the operating in-

structions and the safety and warning notices in order to operate the device.

 

This symbol (triangle with lightning) warns of dangerous voltages inside 

the enclosure and of hazards due to electric shock.
 
 

This symbol indicates that the device complies with electrical protection 

class 2 and therefore does not require earthing.

 

Devices with this symbol may only be used in a dry indoor environment.

 

Equipment marked with this symbol must not be disposed of with house-

hold waste. Refer to the Disposal and Battery Return section at the end of this 

manual.

General information

 

 

Never operate the loudspeaker unattended!

 

Danger of electric shock!

To avoid the risk of electric shock, the speaker may not be opened by the  

user. There are no user-serviceable parts inside the speaker. 

Service  work  and  repairs  are  reserved  for  qualified  specialists  authorized  by  

Nubert. If you need service, please contact Nubert electronic GmbH directly  

([email protected])!

 

Danger of suffocation!

Never let children use or play with neither speaker, remote control or packaging 

unattended. There is a risk that children will get caught in the packaging film 

and suffocate. Make sure that children cannot remove any small parts from the 

devices! These parts, like the remote control battery, could be swallowed and 

cause suffocation. In case of swallowing any parts, contact a doctor immediately!

 

Danger of injury or damage!

When moving the speaker, take care to avoid injury and damage!

 

Caution!

Since the speaker can only be completely disconnected from the mains at the 

mains input on the rear of the unit or by pulling the mains plug from the socket, it 

must be positioned so that you have free access to the mains input or mains plug.

If any of the following situations occurs, the loudspeaker must be switched off 

immediately and disconnected from the mains. Contact Nubert electronic GmbH 

([email protected]) immediately!

•  The speaker has been damaged or has fallen down.

•  Power cord or plug is damaged

•  Objects or liquid have got into the loudspeaker

•  The speaker has been exposed to excessive moisture or rain.

•  The speaker does not work properly or exhibits a significant reduction in per-

formance.

•  The loudspeaker smells burnt, develops smoke or makes unusual noises.

 

Only use accessories recommended by Nubert!

Installation instructions

 Caution!

An unstable location can damage the speaker.

•  Only place the loudspeaker on a flat, stable surface and make sure that it 

cannot be knocked over!

•  Also make sure that no unintentional pulling can occur on the cables to avoid 

knocking over the speaker or damaging the connection sockets!

•  Keep strong mechanical shocks away from the loudspeaker!

 

Caution!

Excessive heat build-up inside the unit can shorten its service life or lead to fire.

•  Never cover the back of the speaker! Make sure that there is a clearance of at 

least 10 cm and sufficient air circulation in the back area!

•  Do not operate the speaker and remote control near heat sources such as 

radiators or stoves!

•  Do not set the speaker and remote control to direct sunlight. 

•  Do not expose to direct sunlight!

•  Never place burning candles or similar open fire sources on the loudspeaker!

 

Danger of explosion!

Installation in unsuitable locations can cause explosions. Do not use the speaker 

or remote control

•  in environments where there is a risk of fire or explosion!

•  at extremely low or extremely high temperatures!

•  near flammable gases or vapours!

•  near strong dust!

•  near flammable materials!

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nuBox A-125 

·

 

07/2020 

Summary of Contents for A-125

Page 1: ...Active speaker Stereo set Safety instructions Operating manual Technical data Warranty terms nuBox A 125...

Page 2: ...attery Return section at the end of this manual General information Never operate the loudspeaker unattended Danger of electric shock To avoid the risk of electric shock the speaker may not be opened...

Page 3: ...tective earth connection Make sure that the installation of the protective earth is carried out correctly When laying the power cables make sure that they cannot be damaged e g by heating or mechanica...

Page 4: ...se Your Nubert speakers will thank you with the superior sound quality you have come to expect from us Cloth grille The cloth grille protects the loudspeaker drivers for example from curious children...

Page 5: ...s cable 1 8 m Fibre optic cable with TOS Link plugs 1 5 m Remote control with battery Master Slave loudspeaker interconnect cable 3 m 2 Cloth grilles Slave speaker left Master Speaker right Infrared r...

Page 6: ...s the listening position The most natural sound is achieved when the tweeters are ap proximately at ear level But even 20 degrees above or below the tweeter axis the sound is still homogeneous If your...

Page 7: ...smartphone tablet PCs laptops via 3 5 mm headphone jack SUB OUT output For analog connection of an active subwoofer By inserting a cinch plug into the SUB OUT a high pass is automatically activated to...

Page 8: ...o section Bluetooth Pairing on page 9 for details music und movie Pressing the music or movie buttons activates special DSP algo rithms resulting in a greater sense of depth and width Pressing the res...

Page 9: ...l if necessary If these functions are active both the TV and the remote can control the volume of the A 125 stereo set PCM sound format The nuBox active loudspekers process signals in the PCM format a...

Page 10: ...make sure that all connections are cor rect that there are no short circuits and that the speaker is com pletely dry Never use strong cleaning agents or solvents such as petrol spir it or similar Enc...

Page 11: ...11 07 2020 nuBox A 125...

Page 12: ...which you are responsible Disposal and battery return Environmental protection Ingredients e g chemical pollutants in old appliances can damage the environment and health if stored improperly in part...

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