S-75 • S-100 • S-150 power amplifier user manual
Contents
1. MUSIC IS OUR PASSION 20 Installation and starting up 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 Models S 75 and S 100 Rack mountin The unit has been designed for rack mounting in a standard 19 inch rack it occupies one rack g g g unit S 75 5 00 5 50 th mann MUSIC IS OUR PASSION 21 Installation and starting up Model S 150 Rack mounting The device has been designed for rack mounting in a standard 19 inch rack it occupies two rack units 4 1 Pin assignment You can use XLR and phone jack connectors with either balanced or unbalanced wiring themann power amplifier MUSIC IS OUR PASSION 22 Installation and starting up XLR connection for signal in and XLR mounting sockets provided for signal inputs XLR mounting plugs provided for signal out outputs puts Drawings and descriptions explain the pin assignment Balanced wiring 1 Ground shielding 2 Positive signal 3 Negative signal Unbalanced wi2. 2 1 2 Speaker terminals CH 1 2 You can connect the speakers either with cable lugs or bare wire to the cable termi nals on the rear panel Ground Lift switch In normal operation signal source and power amplifier should share the same ground potential In some constellations this admittedly leads to ground loops and thus to humming If this happens vary the toggle switch setting for ground poten tial on the rear panel of the unit This switch connects in one setting the shield ground of the input signal with the housing of the power amp and thus with mains earthing In the other setting there is no electrical connection between the shield ground of the input signal and the power amp housing 5 75 S 100 S 150 th mann MUSIC IS OUR PASSION 17 Connections and operating elements themann MUSIC IS OUR PASSION STE PAR BR Use this switch to select the operating mode of the power amp stereo STE par allel PAR or bridged BR CH 2 Connect the line level signals to be amplified to the 1 4 balanced TRS phone jack input of Channel 2 usinga 1 4 phone jack cable CH 2 Connect the line level signals to be amplified to the XLR input of Channel 2 using a XLR cable 0 77 V 1 4V Use this switch to adjust the input level at which the power amplifier should deliver its rated output power 0 77 V for units with 10 dBV outputs or 1 4 V for con necting devices with 4 dBu outputs Often multiple amplifiers are
3. operation in bridged mode Please read more about the available operating modes in chapter Possible opera tion modes on page 27 PAR Indicator for mono operation in parallel mode Please read more about the available operating modes in chapter Possible opera tion modes on page 27 power amplifier 14 Connections and operating elements 8 POWER Power indicator light Lights up when the unit is turned on 9 POWER On off switch 9 This switch turns the power on and off When switching on the protection circuits are activated After a few seconds you will hear two clicks now the speakers are electrically connected to the amplifier and the device is ready to operate When switching on electronic devices especially power amps the power con sumption is particularly high Make sure you don t turn on too many devices simul taneously Otherwise the power supply circuit may be overloaded and the RCD will disconnect the power supply S 75 5 00 5 50 th mann MUSIC IS OUR PASSION 15 Connections and operating elements Rear panel 8900008089 themann power amplifier MUSIC IS OUR PASSION 16 11 12 13 14 Connections and operating elements Mains connector with fuse holder Connect the supplied power cord here and supply the device with mains voltage Speaker outputs CH 1 2 Connect speakers to the speaker outputs of channel 1 and 2 using SPK cables wiring 1
4. used simultane ously If you switch to the 26 dB position the signal will be amplified by all amps equally Thus you can combine different power amps of the S series and always get the same output level power amplifier 18 Connections and operating elements 20 CH 1 MONO Connect the line level signals to be amplified to the XLR input of Channel 1 using a XLR cable 21 CH 1 MONO Connect the line level signals to be amplified to the 1 4 balanced TRS phone jack input of Channel 1 using a 1 4 phone jack cable 22 Switch for power supply voltage Before connecting the amplifier to the mains power supply ensure that the mains voltage switch on the bottom side or rear side for S 150 is in the position that cor responds to the actual power available in Germany AC 230 V If in doubt consult an electrician S 75 5 00 5 50 th mann MUSIC IS OUR PASSION 19 Installation and starting up 4 Installation and starting up Unpack and check carefully there is no transportation damage before using the unit 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 themann power amplifier
5. Notes themann power amplifier MUSIC IS OUR PASSION 32 Notes S 75 00 5 50 th mann MUSIC IS OUR PASSION 33 Notes themann power amplifier MUSIC IS OUR PASSION 34 Musikhaus Thomann e K Treppendorf 30 96138 Burgebrach Germany www thomann de
6. ee is Short circuit current limit DC voltage fault fuse for power supply limiter temperature mains transients Indicator lights Power green protection yellow clipping red bridged mode operation green parallel mode operation green Cooling Fanless Power consumption half output power 8 Q 65W 100 W 120 W Power supply voltage AC 115 230 V 50 60 Hz Dimensions W x D x H in mm 483 x 250 x 44 483 x 250 x 44 483 x 270 x 88 themann power amplifier MUSIC IS OUR PASSION 30 Protecting the environment 6 Protecting the environment Disposal of the packaging mate rial LAY 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 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 the device with your normal household waste 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 S 75 S 100 S 150 th mann MUSIC IS OUR PASSION 31
7. ing 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 instructions 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 S 75 5 00 5 50 th mann MUSIC IS OUR PASSION 11 Connections and operating elements 3 Connections and operating elements Front panel 0000 006 a ve 0000 606 a themann power amplifier MUSIC IS OUR PASSION 12 Connect
8. ions and operating elements 1 CH 1 Input level controller for channel 1 Use the input level controllers CH 1 and CH 2 4 on the front panel to control the signal amplification in the respective channel If possible turn this control fully to the right stop 0 dB attenuation for optimal headroom Professional power amplifiers then output their rated power if the input voltage is 0 775 V resp 1 4 V depending on the position of the switch for the input sensitivity 19 2 3 PEAK Indicator for signal and maximum level These LED chains indicate the output power of the device in the respective channel The PEAK indicator lights up when the output power reaches its max imum If this indicator lights up continuously the volume of the respective channel must be reduced To do so turn to the input level knob counter clockwise 4 CH 2 Input level controller for channel 2 Input level controller for channel 2 functionality is equal to point 1 5 75 S 150 th mann MUSIC IS OUR PASSION 13 Connections and operating elements themann MUSIC IS OUR PASSION PRO Indicator for activated protection circuit This indicator lights up if one of the following situations arises in one of the chan nels 3 5 seconds after switching on as the speakers are still electrically disconnected from the power amp The temperature of the output transistors exceeds 85 C A malfunction exists in the device BR Indicator for mono
9. ning 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 instructions 2 Safety instructions Intended use Safety 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 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 tha
10. ring 1 Ground shielding 2 Signal 1 z 3 3 bridged with Pin 1 S 75 5 00 5 150 th mann MUSIC IS OUR PASSION 23 Installation and starting up 1 4 connectors for signal in and Drawings and descriptions explain the pin assignment of 1 4 connectors outputs Unbalanced wired 1 4 TS jack 1 Signal 1 2 Ground shielding 1 2 1 2 Unbalanced wired 1 4 TRS jack 1 Signal 1 2 R 2 Ground shielding 3 S themann power amplifier MUSIC IS OUR PASSION 24 Installation and starting up Balanced wired 1 4 TRS jack 1 Tip Positive signal 2 Ring Negative signal 3 Sleeve Ground shielding 5 75 S 100 S 150 themann MUSIC IS OUR PASSION 25 Installation and starting up 4 2 Tips on handling speakers themann MUSIC IS OUR PASSION We recommend you to set up the speakers in a way that the sound signals can reach the audi ence unobstructedly It will often be helpful to mount the speakers on tripods Thus the sound will be evenly spread with maximum range throughout the audience area Always use high grade cable to connect your equipment Otherwise you won t reach max imum sound quality For optimum results both impedance and power handling of the speakers must match the requirements of the amplifier Always follow the technical specifications of the speakers The overall impedance of the connected loudspeakers must not deceed the minim
11. t 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 5 75 S 150 th mann 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 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 instructions 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 block areas of ventilation Do not install the device near any direct heat source Keep the device away from naked flames 5 75 S 100 S 150 th mann MUSIC IS OUR PASSION Safety instructions themann MUSIC IS OUR PASSION NOTICE Operat
12. the t amp S 75 S 100 s S 150 power amplifier MUSIC IS OUR PASSION user manual Musikhaus Thomann e K Treppendorf 30 96138 Burgebrach Germany Telephone 49 0 9546 9223 0 email info thomann de Internet www thomann de 09 12 2011 Table of contents BE WN Table of contents General 65 4 Safety instructions 7 Connections and operating elements 12 Installation and starting up 20 AT 22 26 4 3 More useful f DS 5 lt 27 Technical 29 Protecting the environment 31 575 5 100 5 150 th mann 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 the 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 another user be sure that they also receive this manual Our products are subject to a process of continuous development We therefore reserve the right to make changes without notice This section gives an overview of the symbols and signal words used in this user manual power amplifier Signal word DANGER CAUTION NOTICE Warning signs A 5 75 5 100 S 150 General notes Mea
13. 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 Ifthe loudspeakers are connected in a series the indivivudal impedances will be added up If the loudspeakers 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 themann power amplifier MUSIC IS OUR PASSION 28 Technical specifications 5 Technical specifications Model no S 75 S 100 S 150 Output power stereo 0 2x45 W 2x65 W 2x85 W stereo 4Q 2x75 W 2 x 100 W 2 x 150 W bridged 8 Q 150W 200 W 250W parallel 2 O 200W Frequency response 10 Hz 50 kHz 1 5 dB Input sensitivity 0 77 V 26 dB 1 4V Maximum input level 21 dBV 9V Input impedance active balanced 20kQ Signal to noise ratio A weighted RMS gt 80 dB gt 85 dB Crosstalk rated power 8 Q 1 kHz gt 70 dB S 75 S 100 S 150 th mann MUSIC IS OUR PASSION 29 Technical specifications Model no S 75 S 100 S 150 Damping factor f 1 kHz 8Q gt 150 dB Slew rate 35 V us 40 V us oe on
14. um output impedance of the amp The amps RMS output power should be 50 above the power han dling capacity of the connected speakers If you notice distortion during operation either the amp or the speaker is overloaded This may permanently damage the amp or the speaker Always reduce the volume when you hear dis tortion power amplifier 26 Installation and starting up 4 3 More useful tips Possible operation modes Depending on the individual application the amplifier can be used in different operation modes Stereo mode m The two amplifier channels operate independently of one another either l channel CH1 and CH2 is amplified and connected to loudspeakers the volume Bu can be controlled separately for the two outputs Parallel mode e The two amplifier channels receive the same input signal from channel CH1 and ie loudspeakers are connected to each amplifier the volume can be controlled Pq separately for the two outputs 5 75 S 100 S 150 th mann MUSIC IS OUR PASSION 27 Installation and starting up 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 CH1 is ampli fied and loudspeakers are connected only to the correspondingly marked output The volume is controlled via the control knob for channel CH1 1 For each output of the amplifier the total impedance resulting from
Download Pdf Manuals
Related Search