A 218 LA active subwoofer user manual
Contents
1. Ifthe elements is already on pressing the button selects the DSP preset The selected preset is indicated by the corresponding LED STANDARD This setting is suitable for all applications where the frequency range up to 90 Hz is to be transmitted and amplified The setting is suitable for most environments and for combinations with vertically flown Line Arrays INFRA This setting can be used when a deeper response in the bass range is required This will slightly reduce the sound pressure of the system Note that the settings STANDARD and INFRA must not be used by two adja cent devices at a time CARDIOID This setting is useful for a device that is aligned to the stage in the back of two other subwoofers The bass level is reduced towards the stage For a sample application see Y Application example for stacked sub woofers on page 20 USER A218LA 9 This LED lights up when the user setting is loaded This setting corresponds to the user preset no 1 ofthe DSP In delivered condition the user setting is identical to the setting STANDARD If you want to change it you must connect the element to a PC edit the parameters using the Pronet software and save the setting to user memory preset no 1 LED SIGN LIMIT This LED lights green when an input signal is present This LED lights red when the internal output signal is limited due to excessive input signal level LED PROT This LED lights red when the protecti2. themann 34 Musikhaus Thomann Hans Thomann Stra e 1 96138 Burgebrach Germany www thomann de
3. pushbutton If hum is caused by a ground loop you can use this switch to disconnect the connection between the earth pin of the device and the signal ground of the device Switching only has an effect when using balanced connection cables LINK Audio signal output with XLR chassis plug to connect other line array elements or speakers to which the input signal is passed TERMINATE pushbutton Ifthe devices is networked together with Line Array elements the last unit must be terminated with the built in load resistance Press the pushbutton TERMINATE The LED above it lights up MAINS IN Blue lockable powerCON input socket NAC3FA To turn the unit on plug the powerCON power cord or the powerCON connector cable from another device into this socket and turn the plug clockwise to the position ON To turn the unit off pull the locking lever on the plug backwards and turn the plug counter clockwise to the position PUSH OFF A218LA Connections and operating elements themann 16 8 Preset button This button has two functions E If it s kept pressed while turning the device on the ID assignment is made The internal digital signal processor DSP assigns a new ID to the device for the remote control within the Pronet network Each element must have a unique ID so that it can be represented in the Pronet network If you assign a new ID all elements with already assigned IDs must be turned on and connected to the Pronet network
4. cket balanced 20 kQ 4 dBu 1 25 V XLR chassis plug 36 Hz 100 Hz 3 dB 2 x 2000 W RMS 141 dB max AC 220 240 V 50 60 Hz 1400 W nominal 3400 W maximum A 218 LA 27 Technical specifications themann 28 Plug and connection assignment 9 Plug and connection assignment Introduction This chapter will help you select the right cables and plugs to connect your valuable equip ment in such a way that a perfect sound experience is ensured Please note these advices because especially in Sound amp Light caution is indicated Even if a plug fits into the socket an incorrect connection may result in a destroyed power amp a short circuit or just in poor transmission quality Balanced and unbalanced trans Unbalanced transmission is mainly used in semi professional environment and in hifi use mission Instrument cables with two conductors one core plus shielding are typical representatives of the unbalanced transmission One conductor is ground and shielding while the signal is trans mitted through the core Unbalanced transmission is susceptible to electromagnetic interference especially at low levels such as microphone signals and when using long cables In a professional environment therefore the balanced transmission is preferred because this enables an undisturbed transmission of signals over long distances In addition to the conduc tors Ground and Signal in a balanc
5. e only ifthey are supervised or instructed by a person who is responsible for their safety DANGER Danger for children Ensure that plastic bags packaging etc are disposed of properly and are not within reach of babies and young children Choking hazard Ensure that children do not detach any small parts e g knobs or the like from the unit They could swallow the pieces and choke Never let children unattended use electrical devices themann MUSIC IS OUR PASSION Safety instructions DANGER Electric shock caused by high voltages inside Within the device there are areas where high voltages may be present Never remove any covers There are no user serviceable parts inside DANGER Electric shock caused by short circuit Always use proper ready made insulated mains cabling power cord Do not modify the mains cable Failure to do so could result in electric shock death or fire If in doubt seek advice from a registered electrician themann MUSIC IS OUR PASSION Safety instructions CAUTION Possible hearing damage The device can produce volume levels that may cause temporary or permanent hearing impairment Over an extended period of time even levels that seem to be uncritical can cause hearing damage Decrease the volume level immediately if you experience ringing in your ears or hearing impairment If this is not possible keep a greater distance or use suffi cient ear protectors NOTICE Ri
6. ed transmission a second core is added This also transfers the signal but phase shifted by 180 themann MUSIC IS OUR PASSION 29 Plug and connection assignment Since the interference affects both cores equally by subtracting the phase shifted signals the interfering signal is completely neutralized The result is a pure signal without any noise inter ference XLR plug balanced themann MUSIC IS OUR PASSION 30 Protecting the environment 10 Protecting the environment Disposal of the packaging mate rial For the transport and protective packaging environmentally friendly materials have been chosen that can be supplied to normal recycling Ensure that plastic bags packaging etc are properly disposed of Do not just dispose of these materials with your normal household waste but make sure that they are collected for recycling Please follow the notes and markings on the packaging Disposal of your old device This product is subject to the European Waste Electrical and Electronic Equipment Directive WEEE Do not dispose with your normal household waste Dispose of this device through an approved waste disposal firm or through your local waste facility When discarding the device comply with the rules and regulations that apply in your country If in doubt consult your local waste disposal facility themann MUSIC IS OUR PASSION 31 Notes themann 32 Notes themann 33 Notes
7. er or ID By default the USB2CAN converter has the ID 0 Any other device can only have an ID equal or higher than 1 There must be no devices with the same ID on the network The ID is assigned automatically when a device connected to the network is turned on for the first time Proceed as follows to assign a unique ID to all devices in the Pronet network 1 Turn off all devices 2 Connect them with the RJ 45 CATS cables in the desired order themann MUSIC IS OUR PASSION 25 Networking and remote control themann MUSIC IS OUR PASSION 3 _ Press the TERMINATE button on the rear panel of the last unit 4 Turn on the first device while keeping its PRESET button pressed on the rear panel 5 Leave the first device turned on and repeat step 4 for all other devices until the last device is turned on When a new device is to be added only step 4 must be repeated Each device keeps its ID even if itis turned off as it is stored in the internal memory of the device The ID is only deleted or reassigned by explicit allocation as described above Find more detailed information and instructions in the User Manual supplied with the Pronet software 26 8 Technical specifications Speakers Input Input impedance Input sensitivity Output Frequency response Output power Sound pressure level in 1 m distance Operating supply voltage Power consumption 2 x 18 woofers 4 voice coil XLR chassis so
8. ke changes without notice themann MUSIC IS OUR PASSION General notes Symbols and signal words This section provides an overview ofthe symbols and signal words used in this user manual Signal word Meaning DANGER This combination of symbol and signal word indicates an immediate dangerous situation that will result in death or serious injury if it is not avoided CAUTION This combination of symbol and signal word indicates a pos sible dangerous situation that can result in minor injury if it is not avoided NOTICE This combination of symbol and signal word indicates a pos sible dangerous situation that can result in material and environmental damage if it is not avoided Warning signs Type of danger A Warning high voltage themann MUSIC IS OUR PASSION General notes N Warning danger zone themann MUSIC IS OUR PASSION Safety instructions 2 Safety instructions Intended use Safety This device is intended to be used in a sound reinforcement system Use the device only as described in this user manual Any other use or use under other operating conditions is consid ered to be improper and may result in personal injury or property damage No liability will be assumed for damages resulting from improper use This device may be used only by persons with sufficient physical sensorial and intellectual abilities and having corresponding knowledge and experience Other persons may use this devic
9. ofer stacks must be placed at a distance of 80 cm from walls and fixed obstacles so that the sound is not affected by reflections themann MUSIC IS OUR PASSION 22 Networking and remote control 7 Networking and remote control Network capability Using the network ports on the rear panel the individual devices of the entire audio system can be networked and controlled remotely with a notebook or PC Pronet The communication protocol used in the Pronet network is CanBus USB2CAN All you need to build such a network is the free Thomann Pronet software offered in the Tho mann Cyberstore for download the CanBus Converter item number 326058 available from Thomann and a notebook or PC Installation and user s guides are included in the free down load of the software themann MUSIC IS OUR PASSION 23 Networking and remote control USB2CAN Lem pee th mann Networking and remote control Network setup and termination The individual units must be linearly linked by RJ45 CAT5 cable Beginning and end of the net work bus must be terminated The beginning is terminated by the CanBus converter Atthe end the TERMINATE switch must be pressed on the rear panel of the last unit to enable the built in terminating resistor for termination The TERMINATE switch on all units between the CanBus converter and the last device must not be pressed ID assignment Each device of a Pronet network must have a unique identifi
10. on circuit of the amplifier module responds due to an internal error and the amplifier is therefore muted This LED lights red when the internal output signal is limited due to excessive input signal level LED ON This LED lights green when the unit is turned on and the power supply voltage is present active subwoofer Starting up 6 Starting up Switching on After you have made all the required connections turn on the audio system It is recommended to provide one switch for turning on the entire audio system and to always leave the powerCon plugs connected to the sockets of the individual elements With this simple trick you can extend the life of the powerCON connectors DSP preset Set the desired DSP preset STANDARD INFRA CARDIOID or USER themann MUSIC IS OUR PASSION 19 Starting up Application example for stacked The units can be combined vertically or horizontally to subwoofer stacks Of each three subwoofers devices the middle one should aim to the stage working with the DSP preset CARDIOID The other two devices point toward the audience and work with the DSP preset STANDARD By this configuration the bass level for the artists on stage is reduced but maximized for the audience themann MUSIC IS OUR PASSION 20 Starting up UR PASSIO ES r B E es E 4 MUS 21 Starting up 1 Stage Wall or huge obstacle Auditorium Doubled bass 0 pb w N Reduced bass Subwo
11. sk of fire Do not cover the device nor any ventilation slots Do not place the device near any direct heat source Keep the device away from naked flames themann MUSIC IS OUR PASSION Safety instructions NOTICE Operating conditions This device has been designed for indoor use only To prevent damage never expose the device to any liquid or moisture Avoid direct sunlight heavy dirt and strong vibrations NOTICE Power supply Before connecting the device ensure that the input voltage AC outlet matches the voltage rating of the device and that the AC outlet is protected by a residual current circuit breaker Failure to do so could result in damage to the device and possibly injure the user Unplug the device before electrical storms occur and when it is unused for long periods of time to reduce the risk of electric shock or fire themann MUSIC IS OUR PASSION 10 Features 3 Features Special features of the device Active subwoofer with 2 x 18 woofers 4 voice coils 2 x 2000 W class D amplifier Internal Sound Processor DSP with four presets Connectivity options XLR chassis socket for signal input XLR chassis plug for signal output powerCON input Network port for connecting a notebook PC using exclusively the CanBus converters item no 326058 the box pro USB2CAN CanBus Converter and the Pronet software free down load from www thomann de Ten carrying handles Birch plywood housing wi
12. th waterproof paint Four heavy duty casters included themann MUSIC IS OUR PASSION 11 Installation 4 Installation Unpack and carefully check that there is no transportation damage before using the unit Keep the equipment packaging To fully protect the device against vibration dust and moisture during transportation or storage use the original packaging or your own packaging material suitable for transport or storage respectively Establish all connections as long as the unit is switched off Use the shortest possible high quality cables for all connections CAUTION Risk of injury due to heavy weight Due to the heavy weight of the device at least two persons are required for trans port and installation themann MUSIC IS OUR PASSION 12 Installation NOTICE Possible property damage by magnetic fields Loudspeakers produce a static magnetic field Therefore maintain an appropriate distance to devices that can be adversely affected or damaged by an external magnetic field themann MUSIC IS OUR PASSION 13 Connections and operating elements 5 Connections and operating elements UboxE AZIBLA Pac TE rg EO amp WO themann 14 INPUT Audio signal input with lockable XLR chassis socket The socket is electronically perfectly symmetrical wired to ach eve an optimal signal to noise ratio and a sufficient power reserve including A D conversion GND LIFT
13. the box A218LA active subwoofer themann user manual MUSIC IS OUR PASSION Musikhaus Thomann Thomann GmbH Hans Thomann Stra e 1 96138 Burgebrach Germany Telephone 49 0 9546 9223 0 E mail info thomann de Internet www thomann de 27 07 2015 ID 313916 Table of contents VO a vu F WN _ o Table of contents A denken nee tere ae nenne 4 Safety instructions unssneneseensssnensennssenessennssnnnssenssssnnssnnnssennsssnessensssnnnssnnnssnnssennsssansssnnssenne 7 Ll E 1 01 OOO oUNU U A CAN 11 Installati N omic Connections and operating elemente Starting UP uneeneseenseenee Networking and remote control Technical specifications uunene Plug and connection assignment 0 0 Protecting the EnvironMent 0 cccceeccssssssecsssecssecssscessecsssccnscesssccesceeseecsnscesseesseccsscesseecsneeeseeesees themann MUSIC IS OUR PASSION General notes 1 General notes This user manual contains important information on safe operation ofthe device Read and follow all safety notes and all instructions Save this manual for future reference Make sure that it is available to all persons using this device If you sell the device to other users be sure that they also receive this manual Our products are subject to a process of continuous development We therefore reserve the right to ma
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