The box MBA75W MKII User Manual
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The box MBA75W MKII User Manual

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MBA75W MKII
mobile PA system
user manual

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  • Page 1 MBA75W MKII mobile PA system 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 21.10.2016, ID: 234801...

  • Page 3: Table Of Contents

    1.3 Symbols and signal words....................... 7 Safety instructions............................. 9 Features............................... 15 Installation and starting up........................ 16 4.1 Battery operation..........................17 4.2 Microphone............................17 Connections and controls........................18 Technical specifications........................42 Plug and connection assignment....................45 Cleaning............................... 49 Protecting the environment......................50 MBA75W MKII...

  • Page 4: General Notes

    General notes General notes 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

    Our online guides provide detailed information on technical basics Online guides and terms. Personal consultation For personal consultation please contact our technical hotline. If you have any problems with the device the customer service will Service gladly assist you. MBA75W MKII...

  • Page 6: Notational Conventions

    General notes 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. Displays Texts and values displayed on the device are marked by quotation marks and italics. Examples: ‘24ch’...

  • Page 7: Symbols And Signal Words

    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. MBA75W MKII...
  • Page 8 General notes Warning signs Type of danger Warning – high-voltage. Warning – danger zone. mobile PA system...

  • Page 9: Safety Instructions

    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. MBA75W MKII...
  • 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 If this is not possible, keep a greater distance or use suffi‐ cient ear protectors. NOTICE! Risk of fire Do not block areas of ventilation. Do not install the device near any direct heat source. Keep the device away from naked flames. MBA75W MKII...
  • Page 12 Safety instructions 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.
  • Page 13 Store the equipment at a tempera‐ ture between 10 °C and 32 °C in as dry an environment as possible. During extended storage periods, charge the batteries to 50 % approximately every three months. MBA75W MKII...
  • Page 14 Safety instructions Notes on radio transmission This equipment uses a frequency range that is free of charge and registration within the European Union. For more information, please visit: http://www.thomann.de. When operating, make sure that transmitter and receiver are set to the same channel. Never set more than one transmitter to the same channel.

  • Page 15: Features

    Built-in cassette recorder, CD player (MP3 playback), USB port and SD card slot Infrared remote control 2 MIC inputs (XLR and 1/4" jack), 2 line inputs (RCA and 1/4" jack) 1 line out, 1 speaker out Plastic housing with tripod flange, carrying handle and casters MBA75W MKII...

  • Page 16: Installation And Starting Up

    Installation and starting up Installation and starting up 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.

  • Page 17: Battery Operation

    You can also operate the device independent of the mains power supply via the two built-in rechargeable lead gel batteries (12 V, 5 Ah). 4.2 Microphone Use only LR6 AA (1.5 V) batteries or rechargeable Ni-MH batteries (nickel metal hydride). Note the correct polarity when inserting the batteries. MBA75W MKII...

  • Page 18: Connections And Controls

    Connections and controls Connections and controls Rear view – overview mobile PA system...
  • Page 19 Connections and controls Partial view A MBA75W MKII...
  • Page 20 Connections and controls 1 [CD VOL.] Volume control for CD playback with on / off switch. 2 [TAPE VOL.] Volume control for cassette playback with on / off switch. 3 [LINE IN VOL.] Volume control for the external line in. 4 [LINE IN] 1/4"...
  • Page 21 Connections and controls 7 [MIC IN 1] Microphone input 1/4" jack. 8 [XLR MIC IN 2] XLR microphone input (balanced) MBA75W MKII...
  • Page 22 Connections and controls Partial view B mobile PA system...
  • Page 23 – when the indicator lights red you should turn the external power supply on. When the red indicator turns off the device has switch off due to exhausted battery. 12 [MIX OUT] Here you can connect another PA system or recording device. MBA75W MKII...
  • Page 24 Connections and controls 13 [MAIN VOL.] To set the overall volume (microphone and CD / cassette). 14 [BASS] To set the bass level. 15 [TREBLE] To set the treble level. 16 [OFF/ON] Main switch to turn the device on and off. 17 Mains connector with fuse holder.
  • Page 25 Connections and controls Partial view C MBA75W MKII...
  • Page 26 Connections and controls 18 Cassette compartment 19 [PAUSE] Pressing the button once pauses the playback or recording. Pressing the button again continues the playback or recording. 20 [ST]/[EJ] Pressing the button once stops playback, recording or winding. Pressing the button twice opens the casette compartment cover. 21 [F.FWD] Winds the tape to the right reel.
  • Page 27 Connections and controls 23 [PLAY] Starts audio playback in ‘right’ direction. 24 [REC] Activates the recording function, additionally press the desired [PLAY] button to start recording. MBA75W MKII...
  • Page 28 Connections and controls Partial view D mobile PA system...
  • Page 29 With this button you start the Programme mode. Press [STOP] in this mode to delete the programme. 28 [FOLDER] While playback is stopped, use this button to select the following folder(s) for playback. During playback, use this button to skip to the first track of the next folder. MBA75W MKII...
  • Page 30 Connections and controls 29 [FOLDER] While playback is stopped, use this button to select the previous folder(s) for playback. During playback, use this button to skip to the first track of the previous folder. 30 [FUNC] Press this button to change the operating mode (CD→USB→memory card). Connect USB memory media here.
  • Page 31 38 [REV-SKIP-CUE] Press this button once or repeatedly to select the next track(s). If you keep this button pushed for more than 0.7 sec‐ onds during playback, a search mode forwards is enabled. MBA75W MKII...
  • Page 32 Connections and controls 39 [FIND] Press this button once in MP3 mode to change the search mode to ‘FILE’. Press this button twice to change the search mode to ‘ALBUM’. If you keep the button pressed the title is displayed. Press it again to display the ID3 tags. 40 [STOP/EJECT] Press this button to stop playback.
  • Page 33 Connections and controls Partial view E MBA75W MKII...
  • Page 34 Connections and controls 41 [VOL.] Turn the volume control clockwise to increase the volume. Turn it counter-clockwise to reduce volume. 42 [ON/OFF] This indicator lights when the device in switched on. 43 [AF] AF signal indicator: The red LED ‘AF’ lights when the microphone signal is being received. 44 [RF] RF signal indicator: The yellow LED ‘RF’...
  • Page 35 Connections and controls 46 [UP] To select the next channel higher. 47 [DOWN] To select the next channel lower. MBA75W MKII...
  • Page 36 Connections and controls Remote control mobile PA system...
  • Page 37 40 seconds. Press this button again to disable the function. 6 [SKIP CUE] Press this button once or repeatedly to select the next track(s). If you keep this button pushed for more than 0.7 sec‐ onds during playback, a search mode forwards is enabled. MBA75W MKII...
  • Page 38 Connections and controls 7 [SKIP REV] Press this button once or repeatedly to select previous tracks. If you keep this button pushed for more than 0.7 sec‐ onds during playback, a search mode backwards is enabled which allows you, for example, to find certain passages of the current track.
  • Page 39 While playback is stopped, use to select the previous folder(s) for playback, use for the next folder(s). During playback, use to switch to the first track of the previous folder, use to switch to the first track of the following folder. MBA75W MKII...
  • Page 40 Connections and controls 16 Numeric buttons Press one of these buttons to directly call desired tracks. 17 [POWER] Press this button to turn the device on (the main switch [OFF/ON] must be in ON position). Keep this button pushed for 2 seconds to switch the device off. mobile PA system...
  • Page 41 Insert × 1.5 V–batteries here. 4 Channel switch Select the desired transmission channel. 5 Battery status indicator This indicator flashes red when the batteries are almost exhausted. 6 On / off switch Switches the voltage supply for the microphone on and off. MBA75W MKII...

  • Page 42: Technical Specifications

    Technical specifications Technical specifications Amplifier / speaker Inputs 1 × XLR / 1/4" jack combo socket for microphone input 1 × 1/4" phone socket for microphone input 1 × 1/4" phone socket for line input 2 × RCA sockets for additional signal input, e.g. for CD players or similar line level devices.
  • Page 43 , 50 Hz 2 × 12 V lead-gel rechargeable batteries (each 5 Ah), maintenance-free Fuse 5 mm × 20 mm, 5 A, 250 V, slow-blow Operating time per battery charge 4 h … 6 h Charging time approx. 8 h MBA75W MKII...
  • Page 44 Technical specifications Dimensions (W × H × D) 330 mm × 440 mm × 240 mm Weight 13 kg mobile PA system...

  • Page 45: Plug And Connection Assignment

    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 balanced transmission a second core is added. This also transfers the signal, but phase-shifted by 180°. MBA75W MKII...
  • Page 46 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. 1/4" TS phone plug (mono, unbalanced) Signal Ground, shielding 1/4"...
  • Page 47 Plug and connection assignment Three-pole 1/8" mini phone jack (stereo, unbalanced) Signal (left) Signal (right) Ground, shielding XLR plug (balanced) Ground, shielding Signal (in phase, +) Signal (out of phase, –) MBA75W MKII...
  • Page 48 Plug and connection assignment RCA connection Drawing and table indicate the pin assignment of an RCA plug. Signal Ground, shielding mobile PA system...

  • Page 49: Cleaning

    The fan grids of the device must be cleaned on a regular basis to remove dust and dirt. Before cleaning, switch off the device and disconnect AC-powered devices from the mains. Use a lint- free damp cloth for cleaning. Never use solvents or alcohol for cleaning. MBA75W MKII...

  • Page 50: 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 these materials with your normal household waste, but make sure that they are fed to a recovery.
  • Page 51 Dispose 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. MBA75W MKII...
  • Page 52 Notes mobile PA system...
  • Page 53 Notes MBA75W MKII...
  • Page 54 Notes mobile PA system...
  • Page 56 Musikhaus Thomann · Hans-Thomann-Straße 1 · 96138 Burgebrach · Germany · www.thomann.de...

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