Z.500 Owner`s Manual
Contents
1. Use quality connectors wires and welding technique to ensure seamless operations Fuses Tables 110V 220V 2 300 Z 500 Z 700 Z 900 Z1200 Z1600 4A 2A DA 3A 6 3A 3A BA 4A 15A 8A 20A 10A 2 4 Connecting the inputs The input split connections are performed by Sa means of two 3 pin XLR type and two LH BALANCEADA P10 type connectors located on the rear panel The connection orientation is BALANCED UNBALANCED Pin 1 Ground Pin 2 Positive phase Pin 3 Negative counter phase The Z SERIES amplifiers contain balanced inputs and can be CF CF powered either by balanced lines BALANCED 1392 UNBALANCED 112 or not according to the figures The fact of finding XLR type connection cables on devices or cables does not mean your connections are correct ALWAYS CHECK THESE DETAILS VERY CAREFULLY The figures on the following pages show the basic diagram for the connections on the rear of your amplifier in a sound system lt is important on a stereo system to connect the mixer L channel to the amp input 1 and the mixer R channel to the amplifier input 2 The same precaution should be taken for connecting the speakers The speakers located on the right side of the stage should be connected to the right channel OUTPUT 2 and those of the other side to the left channel OUTPUT 1 The speaker polarity is also important The speaker positive should be connected t2. 500Watts 4ohms AB LOR EEE 500Watts 4ohms AB io R EEE HIGH PERFORMANCE POWER AMPLIFIER 700Watts 4ohms AB STUD RSS 900Watts 4ohms AB O R EEE O cHanneL 1 0N sicnaL cuir Er O cHanneL z oN SIGNAL CLIP CONEX O SPEAKER OUTPUTS BALANCEADA 2 POSITIVO 3 NEGATIVO STEREO A Ee c INPUT SPLIT gt O I URANG on T UNBALANCED A DE REALIZAR QUALQUER CONEX O LEIA ATENTAMENTE O VOL MANUAL DE OPERA O Ds AIN EA PDA t A I I A O ATENGAO CUIDADO EN AS SA DAS DESTE PODEM PRODUZIR ALTOS N VEIS DE ENERGIA ZIN 33K OHMS to os SENSIB MAX 10 0 775V SENSIB DS 1 55V N o toque os bornes de sa da se o aparelho n o estiver desligado por ao menos 10 seg Risco de choque el trico 110V CUIDADO Ghasia ESPECIALIZADAS ALTA TENSAO COMUM MANUFACTURED BY STUDIO R ELETR NICA LTDA CNPJ 59 307 934 0001 13 MADE IN BRAZIL OVVNER S MANUAL SOFT EPS Enhanced Protection Systems OFT lh START 12 2006 REV 3 EN INTRODUCTION Congratulations for purchasing a STUDIO R Z SERIES amplifier Our amplifiers are designed for many years of reliable operation at fixed or movable facilities under the strictest weather conditions Studio R 3 year warranty valid for Brazil Check with your dealer for local warranty A regular warranty usually covers the free repair of a product every ti
3. and damages due to overheating Under conditions where protection mechanisms are enabled the operation stops until the problem is cleared 4 1 Impedance sensor All Studio R amplifiers are fitted with a system to assess the type of load on its output On an excess load this limits the maximum output current without Causing any severe distortions 4 2 Thermal Protection Studio R amplifier dissipator is one of the most effective available in the market It provides double the required thermal capacity and its fans will keep the amplifier operating within the desired temperature limits under normal conditions Should the temperature or heat dissipator reach 95 C due to an improper air supply air input or output blocking or else due to the breakdown of its own fan a thermal sensor will be enabled in such a way to protect each channel individually until the temperature returns to an acceptable level 4 3 Short circuit If a short circuit is applied to an output the limiting and thermal circuits will protect the amplifier 4 4 Fuses Assuming that an accident occurs in which the amplifier output electronics are severely damaged your amplifier still relies on an internal fuse which will not allow the fault to propagate to other parts of the system Soft Start When you turn on a Studio R Z Series amplifier its circuits are powered on a symmetrical and totally silent way Soft Clip With the Z Series limiter you will always b
4. 2 pairs of 1 4 lugs one pair for each channel COOLING Aluminum duct with forced ventilation PROTECTION Soft Clip Soft Start short circuited or open output reactive or mismatched loads and over the input signal Independent thermal sensors for each channel LOAD PROTECTION Silent on off output power limiter with reference to 2 of DHT OUTPUT CIRCUIT Linear complementary Soft Clip POWER 110 or 220V AC selectable PRECISE CONSUMPTION 1 65 times the output power used DIMENSONS height x width x depth 88 5MM x 483MM x 320mm WEIGHT RATED POWER and MAXIMUM CONSUMPTION Z 500 5kg 500W 110V 5A 220V 3A Z 700 5kg 700W 110V 6 3A 220V 3A Z 900 5kg 700W 110V 8A 220V 4A SINUSOIDAL POWER TABLE Valid for 120V 60H Zz line standard IEC 60268 3 For line voltage variations in the amount of 10 the powers can vary up to or 22 Model 4 ohms 2 channel 8 ohms 2 channel 4 ohms 1 channel 8 ohms 1 channel Z 500 500 watts RMS 340 watts RMS 300 watts RMS 190 watts RMS Z 700 700 watts RMS 430 watts RMS 375 watts RMS 230 watts RMS Z 900 900 watts RMS 500 watts RMS 480 watts RMS 270 watts RMS Z1200 1200 watts RMS 720 watts RMS 660 watts RMS 400 watts RMS Z1600 1600 watts RMS 1000 wattsRMS 880 watts RMS 540 watts RMS ATTENTION A 4 ohm Z Series amplifier should power no more than 2 speakers per channel This is
5. this condition where it will provide its maximum stereo power 14
6. T AND POWER CONNECTIONS A DANGER THE OUTPUTS OF THIS AMPLIFIER CAN PRODUCE LETHAL VOLTAGE LEVELS NEVER MAKE CONNECTIONS WHILE THE DEVICE IS ON Wait for at least 1 minute after the shutoff in order to carry out modifications in your connections WARNING THIS EQUIPMENT IS CAPABLE OF PRODUCING HIGH SOUND PRESSURE LEVELS WHEN CONNECTED TO SPEAKERS AND SPEAKER SETS The continued exposure to high sound pressure levels may cause the permanent loss of or a reduction in the hearing Always work with your ears protected by appropriate attenuators 1 IMPORTANT PRECAUTIONS Read before operating your amplifier 1 1 Keep this manual for future inquiries 1 2 Follow all instructions printed on the chassis for the device proper operation 1 3 Make sure the power line is compatible with your device voltage by checking on its back panel 1 4 Do not spill liquids in or on the apparatus Do not operate the apparatus exposed to rain or with some spilled liquid Such practice is the main reason for lethal accidents caused by electric discharges 1 5 Do not block the air inlet or outlet Do not operate in locations liable to preventing the normal air flow 1 6 Do not use this equipment in case any wire is stripped or fractured 1 7 lt is recommended to keep your amplifier frame always connected to a grounding system do this by means of the chassis bolt on the back panel 1 8 Do not activate the inputs with a power supply greater than the requ
7. V SENSIB DS VOL GAIN Input signal attenuators The controls operate separately even on the parallel operation DS position center indicates 1 55V sensitivity 10 position max indicates 0 775V sensitivity 2 8 Parallel operation Both channels on the parallel mode can be fed by a single input signal source without the need for any bridge The signal applied on the XLR or P10 of channel 1 will activate both sides with the signal in phase The output connections are made in the same way as the stereo mode via the channel and black lugs Both input attenuators remain active allowing for different levels for the speakers of each channel The power specifications continue the same as on the stereo operating mode M Attention With the input switch on the parallel mode we can feed the amplifier inputs with distinct signals as they will be short circuited 2 9 Input signal attenuators VOL GAIN The rotary controls located on the back panel of your Studio R one for each channel allow the input sensitivity to be individually set with a reasonable resolution On the scale recorded on the panel from O to 10 the amplifier input signal level on the stereo and parallel modes can be individually modified When fully turned on the clockwise direction they will allow a signal on the input sensitivity rate of 0 775V or 32dB 40x Euro Version only to provide a maximum power on a 4 ohm load When at th
8. again NOTE THAT THE TABLE VALUES WERE CALCULATED FOR 110 VOLTS WITH A SETTING BETTER THAN 5 WHICH IS A SATISFACTORY SETTING ON AN INSTALLATION WITH NO MORE THAN 50 METERS BETWEEN THE POWER FRAME AND THE AMPLIFIER AS TO THE 220 V LINE WE CAN USE UP TO HALF THE GAUGE When longer distance connections are required such as for example 100 meters double the distance we should use double the gauge as well In case of a sound system leasing company where music is generally reproduced we should always size the AC system for the PINK NOISE rate PINK NOISE 2 300 Z 500 2 700 2 900 21200 21600 2 speakers p channel Ra ROCK WITH Z 300 Z 500 Z 700 Z 900 Z1200 Z1600 COMPRESSION 2 speakers p channel 0 5mm 1mm 1 5mm 1 5mm mm 2mm Sp ol eta AMBIENT MUSIC 2 300 2 500 2 700 z 900 21200 21600 ND All of the Studio R Z Series amplifiers come with a power cable and connector The user should consult the consumption table and according to the intended use of his her equipment purchase the female connector with the appropriate capacity for the extension 2 7 Stereo Operation For stereo operation place an audio signal on the channel 1 input with an amplitude consistent with the amplifier sensitivity selectable according to the SDS table in order to produce a signal output on channel 1 parallel lug while a signal in 2 will produce a signal output on the parallel c
9. ake it easier for serving you and sending information and future novelties Such registration can also be made on our site www studior com br In the event you are unable to install or to take the best profit you expect from your equipment get in touch with our International Technical Support studior studior com br STUDIO R Eletronica LTDA Rua Lucrecia Maciel 95 VI Guarani CEP 04314 130 Sao Paulo SP Brazil 55 011 5015 3600 Visit our website http juww studior com br E mail studior studior com br 13 General Specifications 120V 6O Hz power line CLASSIFICATION AB Class HARMONIC DISTORTION 1KHz 1 2 of rated power 0 05 4 ohms 0 02 8 ohms HARMONIC DISTORTION 20Hz 20KHzZ rated power lower than or equal to 0 2 FREQUENCY RESPONSE 20Hz a 2Okhz 0 7dB DAMPING FACTOR Greater than 2000 at 8 ohms 40Hz 105 dBA relative to the maximum power SENSITIVITY 775mVRMS for the rated power or 1 55V selectable INPUT IMPEDANCE 10 Kilohms balanced CONTROLS Front power switch Rear parallel stereo switch 110 220V selector and rotary settings for the input signal attenuation INDICATORS Power 2 green LEDs Signal 2 green LEDs Processing 2 blue LEDs CONNECTORS Line inputs and outputs 2 XLR female connectors and 2 P10 female connectors balanced pin 1 and 3 ground 2 Chassis and floating common connecting bar Speakers
10. e able to use your PA at full power without any distortion Even when the line voltage is quite altered your Studio R will know how to dispense the power in such a way to avoid any audible distortion 11 VARIABLE SPEED FANS Three stages variable speed fans automatically maintain internal temperatures within a safe operating range with minimum noise 5 SPEAKER PROTECTION METHODS All speakers present physical limits The most critical ones are the thermal and mechanical limits which should be observed so as to avoid its operation stoppage Studio R amplifiers contain energy enough to damage most of the speakers existing in the market without much effort if misused Make sure that the frequency range used is appropriate for the speaker particularly the subsonic frequencies which are not reproduced by the speaker Always set your crossover to the ideal frequencies Check the speaker manual for determining the maximum X and f3 TIP Ask for the service leaflet to the speaker manufacturer in order for your own technician to master the subject Never power DRIVERS and TWEETERS without an appropriate series capacitor For drivers an optimum value is 47 micro Faraday For most of the tweeters a 5 6uF capacitor is appropriate 6 OPERATION ON AMBIENT SOUND All 4 ohm Z Series amplifiers can operate on the constant voltage line configuration for ambient sound installations This
11. e center click point DS sensitivity rate will be 1 55V or 26dB 20x Euro Version only IMPORTANT As the attenuators are independent the channels can be set with different signal levels This occurs when each one of the channels are being used for different environments or on different frequency ranges such as bass and treble The speakers always withstand more power than the drivers Be careful with the settings THE INPUT SENSITIVITY CONTROLS OF THE Z SERIES AMPLIFIERS ARE NOT POWER SETTINGS A HEAVY DUTY LINE EXCLUSIVENESS The regular setting of these will never be able to protect delicate speakers with power lower than that the amplifier is able to provide In these instances an appropriate external limiter should be used 2 9 1 Power Switch Studio R 4 ohm Z series amplifiers are fitted with an on off switch located on the front panel In the regular use when the switch is pointing upward this turns the amplifier on and two green LEDs will light up on the panel ATTENTION M Prior to turning your amplifier on make sure that the power line voltage is same as selected on the apparatus This is statistically the only way of damaging a Studio R In addition it is regarded as a misuse and is not covered by the warranty Power indicator Signal indicators Lights up when the power on the amplifier output switch is turned on So oO soowatts cuanners on sionar cur 4ohms AB rh oF i e
12. each amplifier output channel there is a pair of lugs The speaker positive should be connected and the terminal with red lug is to be regarded as hot which should never be connected directly to the ground The other side of the speaker should be connected to the black lug A Never connect any wire directly between the left channel lugs and those of the right channel and vice versa 2 6 Connecting the power of your 4 ohm Z series Your Studio R power cable has 3 wires with a 3 pin connector The 4 ohm Z Series amplifiers are designed to operate on 110 V or 220 V Under full power with both channels set to 4 ohms Two 8 Ohm speakers in parallel per channel your Studio R 4 ohm Z Series amplifier can pull a considerable current See on the following table the recommendable minimum gauge to use on your AC electrical installation according to the number of speakers to be used and the type of music ND ATTENTION Make sure that the power line AC voltage is the same selected on the amplifier The warranty does not cover damages resulting from using the device on the wrong voltage Also check the fuse proper to use on page s 4 table Your Z S ries amplifier will protect it self when connected to the wrong voltage by burning a safety device in its interior In this case your amplifier will refuse to turn on again You must contact our technical assistance in order to substitute the safety device and use your amplifier
13. een same and the speaker or speaker set On the following table see the power loss in percentage and in parentheses the resulting damping factor We can see in bold letters that the losses in long distances exceed 10 and that the damping factor also drops to below 10 For example with a 12 loss on a 1000 W amplifier 120 watts are lost and the speakers receive 880 watts only Length of the Power loss on the wires Power loss on the wires pair of wires for each speaker For each 2 speakers in meters Damping factor Damping Factor 2 2 45 i 1 4 4 23 3 1 79 57 3 5 28 1 4 66 2 8 33 a e e H 8 8 11 2 8 33 6 16 Floating common Your amplifier circuit ground is insulated from the frame This allows various safety configurations to be made for the system grounding nes voLTAGE E SPEAKER OUTPUTS This is where the speakers should be connected Connect the speaker positive to the positive lug and the negative to the speaker negative WHEN WE SELECT THE LINE VOLTAGE ON WHICH THE AMPLIFIER WILL OPERATE IT IS VITAL TO PLACE THE FUSE WITH THE PROPER CURRENT VALUE SEE THE CORRECT VALUE ON THE FUSES TABLE 2 5 1 Speaker wire terminals BINDING POSTS We should use wires with banana or fork connectors the second fork being more reliable in the long run the banana terminal gets loose in a short time We can see that on
14. ired for the amplifier at maximum output 1 9 Never connect the output of a channel back to the input of another channel 1 10 Do not connect the outputs in parallel with the outputs of any other amplifier 1 11 Do not connect the outputs of this equipment with any other power supply such as batteries or power line either the equipment is ON or OFF 1 12 Do not connect any positive terminal to the ground 1 13 Do not remove the covers On removing them you will be exposed to dangerous voltages Inside the equipment there is no useful parts for the user In case any problem occurs call our nearest technical assistance Technical support and information by Internet or e mail www studior com br studior studior com br 2 INSTALLATION AND OPERATION 2 1 Unpacking Open the transportation packing carefully and check for any apparent damage Prior to leaving the plant all Studio R amplifiers are fully tested and inspected and ought to reach you in perfect conditions Should any damage be found on them please notify the carrier immediately Only a forwarding agent may request the Carrier to take actions concerning the damage occurred during the transportation Make sure to keep all packing for inspection It might be a good idea to keep the packing even when your amplifier has come in perfect conditions Whenever it has to be transported use the original packing or rack standard CASE with frontal bars 2 2 Assembling Your amp
15. lifier is designed to be assembled on a standard 19 CASE with two units rack 88 5 mm The ventilation on the apparatus rear portion and the front air outlet are essential for its proper performance This system provides enough cooling for all load rates assuming that the rack rear portion is open and unblocked On racks with a closed rear portion it is vital to install additional fans on same in such a way to pressurize them ensuring a good air source for your amplifier internal fan 2 3 Operating precautions Make sure that the power line AC voltage is the same selected on the amplifier The warranty does not cover damages resulting from using the device on the wrong voltage Also check the fuse proper use on the table of the following page Prior to making any connection both of input and output make sure that the power switch is off Even though the amplifier is fitted with overload protection as well as a Soft Start silent activation it is recommendable to always keep the gain controls low when turning it on This operation will prevent any possible damages to the speakers should there be an excess signal on the inputs Seek to acquire cables connectors and speaker of good quality and appropriate capacity Check the wiring capacity table Section 2 5 to determine the appropriate measures for different impedances and lengths of cables Most of the systems intermittences and faults occur due to defective wires and connectors
16. me this fails during a certain initial period of its lifetime This procedure although free of charge solves the problem of those components on the product which have aged prematurely on a very costly and burdensome way for the customer Many hours are lost with the system inoperative and its transportation Our concern with the warranty covering our products has never been that of merely repairing them promptly every time they present a fault but also to prevent faults for a long time during their lifetimes Studio R exclusive Burn in Every Studio R amplifier is in factory tested for three 3 hour cycles at full power in a high temperature oven It is cooled and tested again at every interval This exclusive process in Brazil is the only internationally proven way of finding components of a system which could deteriorate prematurely within the equipment lifetime Our current fault rate is 2 out of every 1000 devices produced with a 5 year time of regular use between two faults Such kind of product really allows you to amortize your investments safely and still make profit This is why we say that your amplifier should operate almost seamlessly while keeping the sonic quality and performance characterizing the Studio R products Although it is basically simple to operate and having been designed to be endurable the improper use of this equipment can be dangerous FOR YOUR SAFETY READ THE SECTIONS ON IMPORTANT PRECAUTIONS INPUT OUTPU
17. o STUDIO R O cHanneL 2 on sicnat cup O HIGH PERFORMANCE POWER Ap y Signal processing indicators Power switch to prevent distortions leve Turns the Flashing slightly when the amplifier amplifier on or off is under full power is normal 3 INDICATORS The Studio R 4 ohm Z Series amplifiers are equipped with LED type light indicators individual for each channel which report the user on the operating condition If the power is on or off the green LEDs CHANNEL ON will light up If a signal is present on the output two green LEDs SIGNAL will flash according to the signal on each of the channels When the maximum output power is reached the blue LEDs Signal processing will light up according to the intensity of the limiter acting and activation See the following 3 1 Signal processing indicators When the processing blue LED lights up this indicates that the input signal limitation has started When the red LED flashes occasionally a tolerable soft limiting will be occurring In case the input signal exceeds too much the input nominal level the limiter will start operating so as to avoid any distortions greater than 2 10 4 PROTECTION FEATURES EPS The Studio R Z Series amplifiers incorporate several protection systems both for the amplifier and the speakers We seek to produce your amplifier on a fail safe way impenetrable by short circuits open circuits overloads unequal loads
18. o the amplifier positive terminal and the speaker negative to the amplifier negative terminal lAN AC FUSE 110V 5A 7 220v 3A You can connect up to two 8 Ohm speakers or cabinets in parallel per channel or only one 4 Ohm speaker or cabinet per channel If you don t respect these limits you can overload your amplifier and void the warranty 2 5 Connecting the outputs The loudspeakers should be connected to the amplifier by wires which should first provide the minimum current capacity necessary for the work Wire minimum gauge in mm Z 500 A wire for each speaker 1mm A wire for every two speakers 1 5mm e gauge DU A wire for each speaker 1 5mm A wire for every two speakers 2mm Wire minimum gauge in mm Z 900 A wire for each speaker 2mm A wire for every two speakers 2 5mm In addition to the current capacity of the speaker connecting wires it is important to know as well at what distance from the amplifier the speakers are We may have power and damping factor losses on long distance connections even with the correct gauge wire The following example can provide us with a magnitude order in this regard An 8 ohm speaker placed at 50 meters from the amplifier and connected with a pair of 2 mm wires results in a damping factor of 9 only A drop in the Damping Factor occurs on any amplifier and it just takes the presence of a wire betw
19. onnector in 2 SDS table gain sensitivity adjust Sensitivity Euro Version Regular Version DS centered gain DS point 26dB 20x 1 55V Maximum gain at 10 position 32dB 40x 0 775V IMPORTANT The 1 55V level in regular versions is equal to 6dBm or 6 dBU You must always use this level instead of 0 775V when using digital processors In other cases adjust according to your system sensitivity Both channels operate on a completely independent way with their respective input attenuators controlling the total levels In order to distribute the signals to other amplifiers we must use connectors parallel to the input connectors P10 in case of input via XLR and XLR in case of inputs via P10 Inputs XLR balanced or P10 balanced parallel 1 is the left channel and 2 the right one gt PEAKER OUTPUTS Q C lt E cA BESEAANCEADA inpur spur gt BALANCED OR E CONUM UNBALANCED SCOMUM ANTES DE REALIZAR QUALQUER o gt CONEX O LEIA ATENTAMENTE O MANUAL DE OPERA O DS DS ATEN O CUIDADO AS SA DAS DESTE PODEM PRODUZIR ALTOS N VEIS DE ENERGIA N o toque os bornes de sa da se o aparelho n o estiver desligado por ao menos10 seg Risco de choque el trico Mode selector STEREO or PARALLEL CONEX O BALANCEADA 2 POSITIVO re MODE Z IN 33K OHM SENSIB MAX 10 0 77 5
20. type of installation is quite used successfully in bars night clubs churches etc For example The Z 500 operates as a 30Volts line amplifier In this way you can connect up to five 15 watts speakers using Studio R transformers model AML 15 30 Consult for other models 7 MAINTENANCE Your Studio R amplifier does not require much maintenance which is restricted to its outer cleaning Do not use any solvent but only a cloth wet with water and soap During its lifetime the amplifier will not require any internal setting NEVER BLOW COMPRESSED AIR INTO THE AMPLIFIER ELECTRONICS OR ANY OTHER SIMILAR EQUIPMENT 8 USER RESPONSIBILITY YOUR AMPLIFIER IS QUITE POWERFUL AND CAN BE POTENTIALLY DANGEROUS STUDIO R IS NOT RESPONSIBLE FOR ANY DAMAGE CAUSED TO HUMANS OR SPEAKERS FOLLOW CAREFULLY THE INSTRUCTIONS SET FORTH IN THE MANUAL AND THE RELEVANT STANDARDS RELATED TO YOUR INDUSTRY 9 WARRANTY Studio R provides the purchaser of any Z Series amplifier with a warranty against defects on the components and assembly for a 3 year time as of the purchasing date Valid for Brazil Please check with your dealer about local warraty IMPORTANT Studio R reserves the right to introduce changes or improvements into the design and manufacturing of its amplifiers without undertaking any obligation to do so in the previously manufactured products Do not forget to send us the registration sheet already filled out to m
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