E-400 power amplifier user manual
Contents
1. OUR PASSION 13 Installation and operation XLR connectors for signal inputs Balanced female XLR panel connectors are used for the signal inputs Male XLR panel connec and outputs tors are used for the signal outputs The figure and the table show the XLR pin assignment I 1 Ground 2 Signal 3 Signal Jack plug for signal inputs and The figure and the table show the pin assignment of the inch 6 35 mm jack plugs unbal outputs anced and balanced Q SM 1 Signal ka 2 Ground Na 1 Signal li 2 Signal 3 Ground themann power amplifier MUSIC IS OUR PASSION 14 Installation and operation speakON connector for loud The following figure shows the pin assignment of the lockable speakON panel connector speaker connections E th mann MUSIC IS OUR PASSION 15 Installation and operation Possible operation modes Depending on the individual application the amplifier can be used in different operation modes Stereo mode The two amplifier channels operate independently of one another either channel A and B is amplified and connected to loudspeakers the volume can be controlled separately for the two outputs Parallel mode The two amplifier channels receive the same input signal from channel A and loudspeakers are connected to each amplifier the volume is controlled via the control knob for channel A Bridged mode The two amplifier ch2. and off 2 LED panel SIG CLIP PRO Indicates the presence of an input signal Lights under the following conditions Channel overdrive In this case reduce the volume until the LED turns off Short circuit at the output Immediately turn off the device fix the short circuit and turn on the device again Lights under the following conditions Three to five seconds after turning on or off when the device is in an unstable state There is no loudspeaker connected The temperature of the amplifier blocks has reached 85 C One or more protection circuits have been triggered or the device is defective themann MUSIC IS OUR PASSION 19 Connectors and controls POWER This LED shows that the device is turned on PAR Lights when the device is operated in parallel mode BR Lights when the device is operated in bridged mode 3 4 CHANNEL A Volume control for the respective channels CHANNEL B themann power amplifier MUSIC IS OUR PASSION 20 Connectors and controls Rear panel F m e at 5 Plug for mains cable and fuse holder 6 7 OUTPUT Output channel B A BE speakON panel connector as loudspeaker output 1 2 positive 1 2 negative BE Screw terminals 8 Ground Lift switch If there are hums due to a ground loop you can use this switch to disconnect the protective earth connector from the signal ground of the device 9 LIMIT Limits the output level such that maxim
3. annels are internally connected in such a way that twice A q the output power is available Only the input signal from channel A is amplified and loudspeakers are connected only to the correspondingly marked output The volume is controlled via the control knob for channel A th mann power amplifier MUSIC IS OUR PASSION 16 Rack mounting Installation and operation For each output of the amplifier the total impedance resulting from the loudspeakers con nected to it must not be below the allowed minimal impedance of the amplifier output If you connect more than one loudspeaker to an amplifier output please note the following fthe loudspeakers are connected in a series the individual impedances will be added up Iftheloudspeakers are connected in parallel the reciprocal of the total impedance equals the sum of the reciprocals of the individual impedances Example If you have two loudspeakers with the same impedance their impedance doubles if they are connected in a series their impedance halves if they are connected in parallel For detailed information related to this topic please refer to our Online Guide PA Speakers www thomann de The device has been designed for rack mounting in a standard 19 inch rack it occupies two rack units themann MUSIC IS OUR PASSION 17 Connectors and controls 1 POWER Connectors and controls Power on off switch Switches the device on
4. e 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 device is subject to the European directive 2002 96 EC Do not dispose of the device 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 25 Notes themann power amplifier MUSIC IS OUR PASSION 26 Musikhaus Thomann e K Treppendorf 30 96138 Burgebrach Germany www thomann de
5. experience Other persons may use this device only if they are supervised or instructed by a person who is responsible for their safety 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 notes 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 with a pro tective contact plug Do not modify the mains cable or the plug Failure to do so could result in electric shock death or fire If in doubt seek advice from a regis tered electrician themann power amplifier MUSIC IS OUR PASSION Safety notes CAUTION Possible hearing damage With loudspeakers or headphones connected the device can produce volume levels that may cause temporary or permanent hearing impairment Do not operate the device permanently at a high volume level Decrease the volume level immediately if you experience ringing in your ears or hea
6. his manual Our products are subject to a process of continuous development We therefore reserve the right to make changes without notice This section provides an overview of the symbols and signal words used in this user manual power amplifier Signal word DANGER CAUTION NOTICE Warning signs A General notes Meaning 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 This combination of symbol and signal word indicates a possible dangerous situation that can result in minor injury if it is not avoided This combination of symbol and signal word indicates a possible dangerous situation that can result in material and environmental damage if it is not avoided Type of danger Warning high voltage themann MUSIC IS OUR PASSION General notes Warning signs Type of danger N Warning danger zone themann power amplifier MUSIC IS OUR PASSION Safety notes 2 Safety notes Intended use Use the device only as described in this user manual Any other use or use under other oper ating 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 This device may be used only by persons with sufficient physical sensorial and intellectual abilities and having corresponding knowledge and
7. ighest position themann MUSIC IS OUR PASSION 11 Installation and operation 3 Installation and operation themann MUSIC IS OUR PASSION Unpack and check carefully 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 DANGER Electric shock caused by high voltages at the power amplifier output The output voltages of modern high performance amplifiers may result in death or serious injury Never touch the bare ends of loudspeaker cables when the amplifier is on power amplifier 12 Installation and operation NOTICE Magnetic fields The device generates strong magnetic fields that can interfere with the function of poorly shielded devices The strongest magnetic fields are directly above and below the power amplifier Therefore never place sensitive devices such as pre amplifiers radio transmission systems or tape decks directly above or below the power amplifier When installing the power amplifier into a rack you should place it in the lowest position and further equipment such as pre amplifiers in the highest position themann MUSIC IS
8. ring impairment NOTICE Risk offire Do not block areas of ventilation Do not install the device near any direct heat source Keep the device away from naked flames themann MUSIC IS OUR PASSION Safety notes themann MUSIC IS OUR PASSION 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 power amplifier 10 Safety notes NOTICE Magnetic fields The device generates strong magnetic fields that can interfere with the function of poorly shielded devices The strongest magnetic fields are directly above and below the power amplifier Therefore never place sensitive devices such as pre amplifiers radio transmission systems or tape decks directly above or below the power amplifier When installing the power amplifier into a rack you should place it in the lowest position and further equipment such as pre amplifiers in the h
9. the t amp E 400 th mann user manual MUSIC IS OUR PASSION Musikhaus Thomann e K Treppendorf 30 96138 Burgebrach Germany Telephone 49 0 9546 9223 66 E mail info thomann de Internet www thomann de 16 07 2012 Table of contents a uu fF WN Table of contents Generalinotas 1er kife ed sept kb a ede ba a kas dak pans gnon tant ba oo Pep pen yan 4 Safety N LO See ti vekt ye sakakioenn sow vyann five ina die ye ik a n apa dabo depa a bes don des bot ia da pen deep seke 7 Installation and Operation cccccccssssssssssssessessssssseessesssssssesssessessssessesssessucssscessecsessssesscssesssesees 12 Connectors and controls uneneneenseennseennnnennnnnennnnnennnnnsennnnsennnnnennnnnsnnnnnsnnnnnssnnnnrnnnn 18 Technical data 2 0 00 na ae de saaa ve anko ik pou ken eka ti po ik asse ri eee os ka nann 23 Protecting the nVironNMENt 041Lteeteteteretteteteaeseeasteonssennssenssosssoonssoussoonssoonnsounoaassnoansn 25 themann MUSIC IS OUR PASSION General notes 1 General notes Symbols and signal words themann MUSIC IS OUR PASSION This user manual contains important information on safe operation of the 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 t
10. um distortion is 5 themann MUSIC IS OUR PASSION 21 Connectors and controls 10 Selector switch for operating mode m PAR Parallel mode E STR Stereo mode BR Bridged mode 11 Selector switch for input sensitivity 12 13 INPUT Input channel B A BE Female XLR panel connector E inch 6 35 mm jack balanced or unbalanced RCAjack themann power amplifier MUSIC IS OUR PASSION 22 Technical data 5 Technical data Power output RMS Stereo 8Q 2x 120 W Stereo 4 Q 2 x 190 W Frequency response 1 dB 20 Hz 20 kHz Input sensitivity 0 77 V 26 dB 1 4 dB Class AB Signal to noise ratio gt 100 dB A gewichtet Total harmonic distortion 50 of maximum lt 0 03 power output Inputs Female XLR panel connectors 14 inch 6 35 mm jacks RCA jacks Input impedance 20 kQ balanced 10 kQ unbalanced Outputs speakON panel connector screw terminals Mains power supply 220 240 V AC 50 Hz th mann MUSIC IS OUR PASSION 23 Technical data 1100 W 482 mm x 317 mm x 88 mm Power consumption Dimensions W x D x H Weight 8 3 kg themann power amplifier MUSIC IS OUR PASSION 24 Protecting the environment 6 Protecting the environment Disposal of the packaging mate rial ERY For the transport and protective packaging environmentally friendly materials have been V chosen that can be supplied to normal recycling Ensure that plastic bags packaging etc ar
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