nuPro AS-2500

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.

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 safety-relevant or medical use, installation in open environments like IP-certified products) 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.

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 (info@nubert.de)!

Danger of Suffocation!

Never let children use or play with the 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 (info@nubert.de) immediately:

• The speaker has been damaged or has fallen down.
• Power cord or plug is damaged.
• Objects or liquid have gotten 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 performance.
• 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 expose the speaker and remote control 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!

Danger of Electric Shock!

The loudspeaker carries mains voltage and voltages higher than 35 V AC or DC inside. It has no special protection against the intrusion of liquids or objects into the system. There is therefore a risk of lethal electric shock.

• Never touch the speaker with wet hands!
• Only use the speaker in a dry place!
• Do not operate it outdoors or in damp rooms!
• The loudspeaker must be protected from liquids of all kinds, including dripping and splashing water.
• Do not place any containers containing liquids (e.g., flower vases) on the speaker or in the immediate vicinity!
• If the loudspeaker is moved from a cold environment to a warm room, condensation may form inside the unit. Wait at least six hours until the loudspeaker has reached room temperature and is dry before switching it on!
• No objects of any kind may get into the device.
• Should the loudspeaker come into contact with liquids or should objects have gotten inside, please unplug the mains plug immediately and contact Nubert electronic GmbH (info@nubert.de)!

Danger of Injury or Damage!

A falling speaker may cause injury or damage. The speaker provides two metal brackets on the backside to allow for wall-mounting with screws and no additional equipment.

• Make sure that the installation panel is sturdy and can carry the speaker safely!
• Do not mount on surfaces that have hazards concealed behind them, such as electrical wiring or plumbing.
• Choose screws and wall plugs according to the wall surface!
• Keep strong mechanical shocks away from the device and make sure that the speaker cannot be knocked off the wall easily.

Connection Instructions

General Connection Instructions

• Disconnect the mains plug before changing any wiring on the system!
• Make sure that all connections have been made correctly and that all plugs are firmly seated in the sockets before connecting the speaker to the mains.
• Use only the intended cables or plug connections for the connections! Failure to do so may result in damage or malfunction.
• If you want to disconnect connections on the loudspeaker, always pull the plug, never the cable!
• Ensure that all plugs are firmly seated in the sockets!
• Only use cables and accessories recommended by Nubert!

Danger of Electric Shock!

Faulty mains supply systems or excessive mains voltage can lead to electric shocks.

• All power supply or antenna systems connected to the loudspeaker must comply with all applicable laws and regulations and be professionally installed by an approved installation company.
• Use only the appropriate power cord to connect the speaker. Do not modify the power cord or its plug.
• Make sure that the mains voltage at your location matches the requirements of the loudspeaker! The correct power supply can be found on the label on the back of the speaker. It must not be connected to other power supplies.
• Devices of Class 1 construction must be connected to the mains power socket outlet with a protective 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 mechanical stress)! Pay particular attention to the areas of the connectors and distributors!

Caution!

Overvoltage in the power supply system (e.g., due to lightning) can damage or destroy the device and power supply unit.

• An overvoltage protection element can provide a certain degree of protection against excessively high voltages in the power grid.
• However, the greatest possible protection against damage can only be achieved with the complete separation from the mains supply. In case of thunderstorms or danger of lightning strikes, disconnect the mains cable from the socket and any antenna plugs from your hi-fi system!
• If the speaker is not used for a long period of time or is unattended, the power supply should be disconnected. Disconnect the mains plug from the socket!

Remote Control and Battery

This product comes with a remote control and a battery. The following must be observed when handling remote controls and batteries:

• If the batteries are discharged, the range of the remote control will decrease significantly. If this happens, replace the batteries immediately.
• Always use high-quality CR2025 lithium button cells as replacement batteries.
• Make sure that the polarity is correct when inserting the battery into the battery compartment!

Caution!

Improper handling can lead to material damage.

• Do not drop the remote control!
• Do not expose the remote control and battery to water or other liquids!
• Do not operate or store the remote control and battery in locations with high humidity or particularly high or low temperature!

Danger!

Leaking or exploding batteries can pose a health hazard and cause damage to goods.

• If you do not use the device for a long time or if the batteries are depleted, remove the batteries from the remote control to prevent discharge, leakage of acid, or explosions.
• Leaking batteries must be replaced immediately.
• If you find a leaking battery, do not touch the leaking material and dispose of the batteries immediately!
• Do not touch leaking batteries!
• Should your skin, eyes, or mouth come into contact with the leaking material, clean the affected area immediately with water and contact a doctor!

Danger! Do Not Ingest Battery, Chemical Burn Hazard!

Ingestion of batteries can cause severe internal burns and death within a short time span.

• Ensure that batteries do not get into your body by any means, in particular that they cannot be swallowed!
• Keep new and used batteries away from children.
• If the battery compartment does not close securely, stop using the product and keep it away from children.
• If you think that batteries might have been swallowed or placed inside any part of the body, seek immediate medical attention!

Care and Cleaning Tips

Caution!

Improper handling of the speaker may result in damage.

• Always unplug the speaker before cleaning it!
• Before recommissioning, make sure that all connections are correct, that there are no short circuits, and that the speaker is completely dry.
• Never use strong cleaning agents or solvents such as petrol, spirit, or similar!

Enclosure

We recommend commercial window cleaner sprayed onto a cotton cloth. This allows almost all fingerprints and dust to be easily removed. Alternatively, you can also use window active foam.

We advise against the use of microfibre cloths! These can cause mini scratches in the surface.

Diaphragms and Speaker Chassis

To remove dust from a loudspeaker chassis, a lint-free cotton cloth is sufficient to wipe the membrane lightly with very little pressure.

nuSub XW-1200

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.

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 safety-relevant or medical use, installation in open environment like IP-certified products) 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.

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 (info@nubert.de)!
• 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:

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

Caution!

The driver in this loudspeaker produces a strong magnetic field in its immediate vicinity that can affect or damage other equipment close by. It is therefore imperative that you keep magnetically sensitive devices and items away from the loudspeaker. Never place CRT screens, notebooks, hard drives or similar on the loudspeakers!

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!

Danger of Electric Shock!

The loudspeaker carries mains voltage and voltages higher than 35 V AC or DC inside. It has no special protection against the intrusion of liquids or objects into the system. There is therefore a risk of lethal electric shock.

• Never touch the speaker with wet hands!
• Only use the speaker in a dry place!
• Do not operate it outdoors or in damp rooms!
• The loudspeaker must be protected from liquids of all kinds, including dripping and splashing water.
• Do not place any containers containing liquids (e.g., flower vases) on the speaker or in the immediate vicinity!
• If the loudspeaker is moved from a cold environment to a warm room, condensation may form inside the unit. Wait at least six hours until the loudspeaker has reached room temperature and is dry before switching it on!
• No objects or foreign bodies may get into the device.
• Should the loudspeaker come into contact with liquids or should objects have got inside, please unplug the mains plug immediately and contact Nubert electronic GmbH (info@nubert.de)!

Danger of Injury or Damage!

For speakers with threaded bushings on the underside:

• The threaded bushings may be used for upright mounting of the loudspeaker on suitable base plates only.
• The threaded bushings on the underside of the loudspeaker enclosures are not designed for tensile loads and must therefore not be used as holders for hooks or similar devices in order to suspend the loudspeaker cabinet.
• A falling speaker may cause serious injury and damage.

Connection Instructions

General Connection Instructions

• Disconnect the mains plug before changing any wiring on the system!
• Make sure that all connections have been made correctly and that all plugs are firmly seated in the sockets before connecting the speaker to the mains.
• Use only the intended cables or plug connections for the connections! Failure to do so may result in damage or malfunction.
• If you want to disconnect connections on the loudspeaker, always pull the plug, never the cable!
• Ensure that all plugs are firmly seated in the sockets!
• Only use cables and accessories recommended by Nubert!

Danger of Electric Shock!

Faulty mains supply systems or excessive mains voltage can lead to electric shocks.

• All power supply or antenna systems connected to the loudspeaker must comply with all applicable laws and regulations and be professionally installed by an approved installation company.
• Use only the appropriate power cord to connect the speaker. Do not modify the power cord or its plug.
• Make sure that the mains voltage at your location matches the requirements of the loudspeaker! The correct power supply can be found on the label on the back of the speaker. It must not be connected to other power supplies.
• Devices of Class 1 construction must be connected to the mains power socket outlet with a protective 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 mechanical stress)! Pay particular attention to the areas of the connectors and distributors!

Caution!

Overvoltage in the power supply system (e.g., due to lightning) can damage or destroy the device and power supply unit.

• An overvoltage protection element can provide a certain degree of protection against excessively high voltages in the power grid.
• The greatest possible protection against damage can only be achieved with the complete separation from the mains supply. In case of thunderstorms or danger of lightning strikes, disconnect the mains cable from the socket and any antenna plugs from your hi-fi system!
• If the speaker is not used for a long period of time or is unattended, the power supply should be disconnected. Disconnect the mains plug from the socket!

Care and Cleaning Tips

Caution!

Improper handling of the speaker may result in damage.

• Always unplug the speaker before cleaning it!
• Before recommissioning, make sure that all connections are correct, that there are no short circuits and that the speaker is completely dry.
• Never use strong cleaning agents or solvents such as petrol, spirit or similar!

Enclosure

We recommend commercial window cleaner sprayed onto a cotton cloth. This allows almost all fingerprints and dust to be easily removed. Alternatively, you can also use window active foam.

We advise against the use of microfibre cloths! These can cause mini scratches in the surface.

Diaphragms and Speaker Chassis

To remove dust from a loudspeaker chassis, a lint-free cotton cloth is sufficient to wipe the membrane lightly with very little pressure.

nuSub XW-900

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.

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 safety-relevant or medical use, installation in open environments like IP-certified products) 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.

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 (info@nubert.de)!

Danger of Suffocation!

Never let children use or play with the 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 (info@nubert.de) 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 performance.
• The loudspeaker smells burnt, develops smoke, or makes unusual noises.

Caution!

The driver in this loudspeaker produces a strong magnetic field in its immediate vicinity that can affect or damage other equipment close by. It is therefore imperative that you keep magnetically sensitive devices and items away from the loudspeaker. Never place CRT screens, notebooks, hard drives, or similar devices on the loudspeakers!

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.
• 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!

Danger of Electric Shock!

The loudspeaker carries mains voltage and voltages higher than 35 V AC or DC inside. It has no special protection against the intrusion of liquids or objects into the system. There is therefore a risk of lethal electric shock.

• Never touch the speaker with wet hands!
• Only use the speaker in a dry place!
• Do not operate it outdoors or in damp rooms!
• The loudspeaker must be protected from liquids of all kinds, including dripping and splashing water.
• Do not place any containers containing liquids (e.g., flower vases) on the speaker or in the immediate vicinity!
• If the loudspeaker is moved from a cold environment to a warm room, condensation may form inside the unit. Wait at least six hours until the loudspeaker has reached room temperature and is dry before switching it on!
• No objects or foreign bodies may get into the device.
• Should the loudspeaker come into contact with liquids or should objects have got inside, please unplug the mains plug immediately and contact Nubert electronic GmbH (info@nubert.de)!

Danger of Injury or Damage!

For speakers with threaded bushings on the underside:

• The threaded bushings may be used for upright mounting of the loudspeaker on suitable base plates only.
• The threaded bushings on the underside of the loudspeaker enclosures are not designed for tensile loads and must therefore not be used as holders for hooks or similar devices in order to suspend the loudspeaker cabinet.
• A falling speaker may cause serious injury and damage.

Connection Instructions

General Connection Instructions

• Disconnect the mains plug before changing any wiring on the system!
• Make sure that all connections have been made correctly and that all plugs are firmly seated in the sockets before connecting the speaker to the mains.
• Use only the intended cables or plug connections for the connections! Failure to do so may result in damage or malfunction.
• If you want to disconnect connections on the loudspeaker, always pull the plug, never the cable!
• Ensure that all plugs are firmly seated in the sockets!
• Only use cables and accessories recommended by Nubert!

Danger of Electric Shock!

Faulty mains supply systems or excessive mains voltage can lead to electric shocks.

• All power supply or antenna systems connected to the loudspeaker must comply with all applicable laws and regulations and be professionally installed by an approved installation company.
• Use only the appropriate power cord to connect the speaker. Do not modify the power cord or its plug.
• Make sure that the mains voltage at your location matches the requirements of the loudspeaker! The correct power supply can be found on the label on the back of the speaker. It must not be connected to other power supplies.
• Devices of Class 1 construction must be connected to the mains power socket outlet with a protective 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 mechanical stress)! Pay particular attention to the areas of the connectors and distributors!

Caution!

Overvoltage in the power supply system (e.g., due to lightning) can damage or destroy the device and power supply unit.

• An overvoltage protection element can provide a certain degree of protection against excessively high voltages in the power grid.
• However, the greatest possible protection against damage can only be achieved with the complete separation from the mains supply. In case of thunderstorms or danger of lightning strikes, disconnect the mains cable from the socket and any antenna plugs from your hi-fi system!
• If the speaker is not used for a long period of time or is unattended, the power supply should be disconnected. Disconnect the mains plug from the socket!

Care and Cleaning Tips

Caution!

Improper handling of the speaker may result in damage.

• Always unplug the speaker before cleaning it!
• Before recommissioning, make sure that all connections are correct, that there are no short circuits, and that the speaker is completely dry.
• Never use strong cleaning agents or solvents such as petrol, spirit, or similar!

Enclosure

We recommend commercial window cleaner sprayed onto a cotton cloth. This allows almost all fingerprints and dust to be easily removed. Alternatively, you can also use window active foam.

We advise against the use of microfibre cloths! These can cause mini scratches in the surface.

Diaphragms and Speaker Chassis

To remove dust from a loudspeaker chassis, a lint-free cotton cloth is sufficient to wipe the membrane lightly with very little pressure.

nuSub XW-800 Slim

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.

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 safety-relevant or medical use, installation in open environments like IP-certified products) 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.

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 (info@nubert.de)!

Danger of Suffocation!

Never let children use or play with the 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 (info@nubert.de) 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 performance.
• The loudspeaker smells burnt, develops smoke, or makes unusual noises.

Caution!

The driver in this loudspeaker produces a strong magnetic field in its immediate vicinity that can affect or damage other equipment close by. It is therefore imperative that you keep magnetically sensitive devices and items away from the loudspeaker. Never place CRT screens, notebooks, hard drives, or similar devices on the loudspeakers!

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.
• 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 or flammable materials.

Danger of Electric Shock!

The loudspeaker carries mains voltage and voltages higher than 35 V AC or DC inside. It has no special protection against the intrusion of liquids or objects into the system. There is therefore a risk of lethal electric shock.

• Never touch the speaker with wet hands!
• Only use the speaker in a dry place!
• Do not operate it outdoors or in damp rooms!
• Do not place any containers containing liquids (e.g. flower vases) on the speaker or in the immediate vicinity!
• If the loudspeaker is moved from a cold environment to a warm room, wait at least six hours for it to reach room temperature and dry before switching it on!
• Should the loudspeaker come into contact with liquids or objects get inside, unplug the mains plug immediately and contact Nubert electronic GmbH!

Danger of Injury or Damage!

The threaded bushings on the bottom of the speaker may only be used as described in the quick start guide! They are not designed for tensile loads perpendicular to the bottom of the housing and must therefore not be used as a mounting point for hooks or similar appliances to suspend the box from the ceiling. A falling speaker may cause serious injury and damage.

Connection Instructions

General Connection Instructions

• Disconnect the mains plug before changing any wiring on the system!
• Make sure that all connections have been made correctly and that all plugs are firmly seated in the sockets before connecting the speaker to the mains.
• Use only the intended cables or plug connections for the connections! Failure to do so may result in damage or malfunction.
• If you want to disconnect connections on the loudspeaker, always pull the plug, never the cable!
• Ensure that all plugs are firmly seated in the sockets!
• Only use cables and accessories recommended by Nubert!

Danger of Electric Shock!

Faulty mains supply systems or excessive mains voltage can lead to electric shocks.

• All power supply or antenna systems connected to the loudspeaker must comply with applicable laws and regulations and be professionally installed by an approved installation company.
• Use only the appropriate power cord to connect the speaker. Do not modify the power cord or its plug.
• Make sure that the mains voltage at your location matches the speaker's requirements. The correct power supply can be found on the label on the back of the speaker. It must not be connected to other power supplies.
• Devices of Class 1 construction must be connected to a mains power socket outlet with a protective earth connection. Ensure proper installation of the protective earth!

Caution!

Overvoltage in the power supply system (e.g. due to lightning) can damage or destroy the device and power supply unit.

• An overvoltage protection element can provide some degree of protection against excessively high voltages in the power grid.
• The greatest protection can only be achieved by completely separating from the mains supply. In case of thunderstorms or lightning strikes, disconnect the mains cable from the socket and any antenna plugs from your hi-fi system!
• If the speaker is unused for a long time or unattended, disconnect the power supply. Unplug the mains cable from the socket!

Care and Cleaning Tips

Caution!

Improper handling of the speaker may result in damage.

• Always unplug the speaker before cleaning it!
• Before recommissioning, make sure that all connections are correct, that there are no short circuits, and that the speaker is completely dry.
• Never use strong cleaning agents or solvents such as petrol, spirit, or similar!

Enclosure

We recommend commercial window cleaner sprayed onto a cotton cloth. This allows almost all fingerprints and dust to be easily removed. Alternatively, you can also use window active foam.

Note: We advise against the use of microfibre cloths! These can cause mini scratches in the surface.

Diaphragms and Speaker Chassis

To remove dust from a loudspeaker chassis, a lint-free cotton cloth is sufficient to wipe the membrane lightly with very little pressure.