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thomann t.amp E-400, User Manual

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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 hearing

impairment.

NOTICE!
Risk 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.

Safety notes

 

 

E-400

9

Summary of Contents for t.amp E-400

Page 1: ...E 400 power amplifier user manual ...

Page 2: ...Musikhaus Thomann e K Treppendorf 30 96138 Burgebrach Germany Telephone 09546 9223 0 E mail info thomann de Internet www thomann de 22 10 2013 ...

Page 3: ... notes 4 2 Safety notes 7 3 Features 12 4 Installation and operation 13 5 Connections and controls 17 6 Technical data 23 7 Plug and connection assignment 25 8 Cleaning 30 9 Protecting the environment 31 Table of contents E 400 3 ...

Page 4: ... sure that it is available to all persons using this device If you sell the device include the manual for the next owner 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 Symbols and signal words General notes power amplifier 4 ...

Page 5: ...AUTION This combination of symbol and signal word indicates a possible dangerous situation that can result in minor injury if it is not avoided NOTICE 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 Warning signs Type of danger Warning high voltage General notes E 400 5 ...

Page 6: ...Warning signs Type of danger Warning danger zone General notes power amplifier 6 ...

Page 7: ...icient physical sensorial and intellectual abilities and having corresponding knowledge and experience Other persons may use this device only if they 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 c...

Page 8: ...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 Safety notes power amplifier 8 ...

Page 9: ...ng 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 hearing impairment NOTICE Risk 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 Safety notes E 400 9 ...

Page 10: ...onnecting 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 ...

Page 11: ...ctly 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 Safety notes E 400 11 ...

Page 12: ...0 W at 4 Ω 2 120 W at 8 Ω n Inputs XLR balanced phone jack and RCA n Outputs NL4 Speakon and binding post connectors for speakers n Protective circuits DC short circuit overtemperature limiter n Automatic standby can be disabled Features power amplifier 12 ...

Page 13: ... 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 ...

Page 14: ...nd 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 Installation and operation power amplifier 14 ...

Page 15: ...r 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 channels are internally connected in such a way that twice the output power is available Only the input signal from channel A is amplified and loudspeakers are connected only to the correspondingly marked...

Page 16: ...ers 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 w...

Page 17: ...5 Connections and controls Front panel Connections and controls E 400 17 ...

Page 18: ...it at the output Immediately turn off the device fix the short circuit and turn on the device again PRO Lights under the following conditions n Three to five seconds after turning on or off when the device is in an unstable state n There is no loudspeaker connected n The temperature of the amplifier blocks has reached 85 C n One or more protection circuits have been triggered or the device is defe...

Page 19: ... receives a signal again it switches back to normal mode and the LED lights green again PAR Lights when the device is operated in parallel mode BR Lights when the device is operated in bridged mode 3 4 CHANNEL A CHANNEL B Volume control for the respective channels Connections and controls E 400 19 ...

Page 20: ...der 6 ERP ON OFF This switch enables disables the standby feature If enabled the unit automatically enters the standby mode when no input signal is present for at least five minutes Rear panel Connections and controls power amplifier 20 ...

Page 21: ...ch 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 10 LIMIT Limits the output level such that maximum distortion is 5 11 Selector switch for operating mode n PAR Parallel mode n STR Stereo mode n BR Bridged mode Connections and controls E 400 21 ...

Page 22: ...12 Selector switch for input sensitivity 13 14 INPUT Input channel B A n Female XLR panel connector n inch 6 35 mm jack balanced or unbalanced n RCA jack Connections and controls power amplifier 22 ...

Page 23: ...dB 1 4 dB Class AB Signal to noise ratio 100 dB A gewichtet Total harmonic distortion 50 of maximum power output 0 03 Inputs Female XLR panel connectors inch 6 35 mm jacks RCA jacks Input impedance 20 kΩ balanced 10 kΩ unbalanced Outputs speakON panel connector screw terminals Mains power supply 220 240 V AC 50 Hz Technical data E 400 23 ...

Page 24: ...Power consumption 1100 W Dimensions W D H 482 mm 317 mm 88 mm Weight 8 3 kg Technical data power amplifier 24 ...

Page 25: ...onductors 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 ...

Page 26: ...nterfering signal is completely neutralized The result is a pure signal without any noise inter ference 1 Signal 2 Ground shielding 1 Signal in phase 2 Signal out of phase 3 Ground 1 4 TS phone plug mono unbalanced 1 4 TRS phone plug mono bal anced Plug and connection assignment power amplifier 26 ...

Page 27: ...1 Signal left 2 Signal right 3 Ground 1 Ground shielding 2 Signal in phase 3 Signal out of phase 1 4 TRS phone plug stereo unbalanced XLR plug balanced Plug and connection assignment E 400 27 ...

Page 28: ...gnal 3 Bridged to pin 1 1 Signal 1 in phase 1 Signal 1 180 degree phase shift 2 Signal 2 in phase 2 Signal 2 180 degree phase shift XLR plug unbalanced NL4 mounting connectors Plug and connection assignment power amplifier 28 ...

Page 29: ...Drawing and table indicate the pin assignment of an RCA plug 1 Signal 2 Ground shielding RCA connection Plug and connection assignment E 400 29 ...

Page 30: ...ed 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 Fan grids Cleaning power amplifier 30 ...

Page 31: ...d for recycling Please follow the notes and markings on the packaging This device is subject to the European directive 2012 19 EU 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 cons...

Page 32: ...Notes power amplifier 32 ...

Page 33: ...Notes E 400 33 ...

Page 34: ...Notes power amplifier 34 ...

Page 35: ......

Page 36: ...Musikhaus Thomann e K Treppendorf 30 96138 Burgebrach Germany www thomann de ...

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