thomann The t box pro A 8 LA User Manual
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thomann The t box pro A 8 LA User Manual

thomann The t box pro A 8 LA User Manual

Line array element
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Summary of Contents for thomann The t box pro A 8 LA

  • Page 1 A 8 LA line array element user manual...
  • Page 2 Musikhaus Thomann Thomann GmbH Hans-Thomann-Straße 1 96138 Burgebrach Germany Telephone: +49 (0) 9546 9223-0 E-mail: info@thomann.de Internet: www.thomann.de 23.10.2018, ID: 447346 (V2)

  • Page 3: Table Of Contents

    Table of contents Table of contents General information..........................4 1.1 Further information........................... 5 1.2 Notational conventions........................6 1.3 Symbols and signal words....................... 7 Safety instructions............................. 9 Features............................... 13 Installation..............................14 4.1 Installation............................16 Connections and controls........................23 Starting up..............................27 Networking and remote control......................

  • Page 4: General Information

    General information General information This manual contains important instructions for the safe operation of the unit. Read and follow the safety instructions and all other instructions. Keep the manual for future reference. Make sure that it is available to all those using the device. If you sell the unit please make sure that the buyer also receives this manual.

  • Page 5: Further Information

    General information 1.1 Further information On our website (www.thomann.de) you will find lots of further information and details on the following points: Download This manual is also available as PDF file for you to download. Use the search function in the electronic version to find the topics of Keyword search interest for you quickly.

  • Page 6: Notational Conventions

    General information 1.2 Notational conventions This manual uses the following notational conventions: Letterings The letterings for connectors and controls are marked by square brackets and italics. Examples: [VOLUME] control, [Mono] button. Instructions The individual steps of an instruction are numbered consecutively. The result of a step is indented and highlighted by an arrow.

  • Page 7: Symbols And Signal Words

    General information 1.3 Symbols and signal words In this section you will find an overview of the meaning of symbols and signal words that are used in this 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.
  • Page 8 General information Warning signs Type of danger Warning – high-voltage. Warning – suspended load. Warning – danger zone. line array element...

  • Page 9: Safety Instructions

    Safety instructions Safety instructions Intended use This device is designed for sound reinforcement. Use the device only as described in this user manual. Any other use or use under other operating conditions is considered to be improper and may result in personal injury or property damage. No liability will be assumed for damages resulting from improper use.
  • Page 10 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. Do not use the device if covers, protectors or optical components are missing or damaged.
  • Page 11 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.
  • Page 12 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.

  • Page 13: Features

    Features Features Active line array element featuring 1 × 1.4 tweeter with 2.5" voice coil and titanium dia‐ phragm and 2 × 8" woofers with 2" voice coil 950 W + 350 W class-D amplifier with SMPS XLR in and output Lockable in and output socket (Power Twist) for power supply Internal SHARC digital signal processor (DSP) with four presets Network port for controlling notebooks / computers using the Pronet software...

  • Page 14: Installation

    Installation Installation Unpack and check carefully there is no transportation damage before using the unit. Keep the equipment packaging. To fully protect the product against vibration, dust and moisture during transportation or storage use the original packaging or your own packaging material suitable for transport or storage, respectively.
  • Page 15 Installation 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. CAUTION! Risk of injury due to improper installation Assembly and disassembly may only be carried out by qualified specialist per‐ sonnel.

  • Page 16: Installation

    Installation NOTICE! Use of stands When mounting the device onto a stand, ensure that the stand is in a safe and stable position and that the weight of the device does not exceed the maximum permissible load capacity of the stand. 4.1 Installation Overview Due to its mechanical structure, the device can either be individually put on the ground or...
  • Page 17 Installation Connecting the devices to each To the left and right of the front panel, a safety pin is attached, allowing you to stably connect other the unit to the one directly above it. There is a fold-out vertical latch on the rear panel. This latch fits into the U-rail of the device mounted below, which has a series of numbered bores.
  • Page 18 Installation line array element...
  • Page 19 Installation 1 Fold-out latch 2 Clearance bores. Fix the bolt in the hole for the desired angle. 3 Use this hole to fix the latch in the zero position. Flying frame (optional) 1 Bores for locking pin, front side 2 Thread (M10) for attaching standard screw feet for stack mounting 3 Clearance bores 4 Bores for locking pin, rear side 5 Numbering of the clearance bores...
  • Page 20 Installation Installation of a flown system Attach the flying frame left and right at the front panel of top unit. Secure the flying frame with the locking pins that are attached to the top unit. Position the vertical bar of the unit on the flying frame. line array element...
  • Page 21 Installation Secure the latch in the correct position with a safety pin at the U-rail. For flying operation, mount a shackle on the flying frame. It must be located directly above the centre of gravity of the entire system. In the figure, the centre of gravity is marked by ‘C’, the arrow shows the correct position of the U-shackle for this installation situation.
  • Page 22 Installation Mounting multiple devices in a system Usually, several units are so installed to a line array, that they are arranged arcuately. The figure alongside shows an example of how four elements can be combined into a system that stands on the ground (ground stack).

  • Page 23: Connections And Controls

    Connections and controls Connections and controls Rear panel A 8 LA...
  • Page 24 Connections and controls 1 [INPUT] Audio signal input with lockable XLR chassis socket. The socket is electronically perfectly symmetrical wired to ach‐ ieve an optimal signal-to-noise ratio and a sufficient power reserve, including A / D conversion. 2 Pushbutton [GND LIFT] 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.
  • Page 25 Connections and controls 7 Preset button This button has two functions: If 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 device must have a unique ID so that it can be represented in the Pronet network.
  • Page 26 Connections and controls This LED lights up when the user setting is loaded. This setting corresponds to the user preset no. 1 of the DSP. In delivered condition, the user setting is identical to the setting [STANDARD]. If you want to change it, you must connect the device to a Notebook / computer using the CanBus converter, edit the parameters using the Pronet software, and save the setting to user memory location 1.

  • Page 27: Starting Up

    Starting up 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 power supply plugs (Power Twist) connected to the sockets of the individual units. With this simple trick you can extend the life of the connectors.

  • Page 28: Networking And Remote Control

    Networking and remote control 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 remote controlled with a notebook / computer using the Pronet soft‐ ware.
  • Page 29 Networking and remote control 1 Network ports on the rear panel of the first unit. 2 Pushbutton [TERMINATE] must not be pressed. The LED above it is off. 3 Network ports on the rear panel of the last unit. 4 Pushbutton [TERMINATE] must be pressed. The LED above it is on.
  • Page 30 Networking and remote control Proceed as follows to assign a unique ID to all devices in the Pronet network: Turn off all devices. Connect them with the RJ-45 network cables in the desired order. Press the switch [TERMINATE] on the back of the last unit. Turn on the first device while pressing its [PRESET] button on the back.

  • Page 31: Technical Specifications

    Technical specifications Technical specifications Speaker 1 × 1.4" tweeter with 2.5" voice coil and titanium diaphragm 2 × 8" woofer with 2" voice coil Input XLR input socket Input impedance 20 kΩ (balanced), 10 kΩ (unbalanced) Input sensitivity +4 dBu / 1,25 V Output XLR chassis plug Frequency response...
  • Page 32 Technical specifications Lockable input socket (Power Twist) for mains power supply Lockable output socket (Power Twist) for the power supply of further units Operating supply voltage 230 V 50 Hz Power consumption 575 W (nominal) 1200 W (max.) Dimensions (W × H × D) 589 mm ×...

  • Page 33: Plug And Connection Assignment

    Plug and connection assignment 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 & 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’...
  • Page 34 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) Ground, shielding Signal (in phase, +) Signal (out of phase, –) Shielding on plug housing (option) line array element...

  • Page 35: Protecting The Environment

    Protecting the environment 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.
  • Page 36 Notes line array element...
  • Page 37 Notes A 8 LA...
  • Page 38 Notes line array element...
  • Page 40 Musikhaus Thomann · Hans-Thomann-Straße 1 · 96138 Burgebrach · Germany · www.thomann.de...

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