TOA Electronics IWSA500-D User's Manual
Contents
1. TANNOY iwsa500 D a IN WA L L U S Patent 5 075 634 and 5 510 753 Patent Pending iwsa500 D Amplifier OWNER S MANUAL TANNOY iwsa500 D 2 0 WARNINGS 2 1 Important Safety Instructions Before using your amplifier be sure to carefully read the applicable items of these operating instructions and the safety suggestions Read these instructions Keep these instructions Heed all warnings Follow all instructions Do not use this apparatus near water Clean only with dry cloth Do not block any ventilation openings Install in accordance with the manufacturers instructions Do not install near any heat sources such as radiators heat registers stoves or other apparatus including amplifiers that produce heat Do not defeat the safety purpose of the polarized or grounding type plug A polarized plug has two blades with one wider than the other A grounding type plug has two blades and a third grounding prong The wide blade or the third prong are provided for your safety If the provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outlet Protect the power cord from being walked on or pinched particularly at plugs convenience receptacles and the point where they exit from the apparatus e Only use attachments accessories specified by the manufacturer e Use only with the cart stand tripod bracket or table specified by the manufacturer or2. electronics please complete and return the registration document this does not limit your legal rights TANNOY b TANNOY iwsa500 D 2 4 USER RESPONSIBILITY 2 4 1 Speaker Damage Your amplifier is very powerful and can be potentially dangerous to both loudspeakers and humans alike Many loudspeakers can be easily damaged or destroyed by overpowering especially with the high power available Always check the speakers continuous and peak power capabilities Even is the amplifier s front panel attenuators can be used to reduce the gain it is still possible to reach full output power if the input signal level is high enough 2 4 2 Radio Interference This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference from electrical equipment This product uses radio frequency energy and if not used or installed in accordance with these operating instructions may cause interference in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment on and off the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the antenna Increase the separation between the equipment and receiver e Connect the equipment int
3. sold with the apparatus When a cart is used use caution when moving the cart apparatus combination to avoid injury from tip over e Unplug this apparatus during lightning storms or when unused for long periods of time Refer all servicing to qualified service personnel Servicing is required when the apparatus has been damaged in any way such as Power supply cord or plug is damaged liquid has been spilled or objects have fallen into the apparatus the apparatus has been exposed to rain or moisture does not operate normally or has been dropped e To completely disconnect this equipment from the mains disconnect the power supply cord from the receptacle lt The mains plug of the power supply cord shall remain readily operable Do not remove top or bottom covers Removal of the cover will expose hazardous voltages There are no serviceable parts inside and removal may void the warranty 2 2 WARNING 2 3 CAUTION The lightning flash with arrowhead symbol within an The exclamation point within an equilateral triangle is equilateral triangle is intended to alert the user to the intended to alert the user to the presence of important presence of uninsulated dangerous voltage within the operating and maintenance servicing instructions in product s enclosure that may be of sufficient magnitude the literature accompanying the product to constitute a risk of electrical shock to persons A 2 2 WARNING To reduce the risk of fire and el
4. Q 500 Watts Continuous into 8 0 40 lt 1 Maximum Rated Output 20Hz 500Hz no filters or EQ gt 20 kQ 5 Amps Adjusts Input Signal Level 50Hz 150Hz 0 180 Continuously Variable Engages or Disengages Low Pass Filter On Continuous Sleep Mode Blue LED 2xRCA 2xRCA 4 x Gold Plated Binding Postings 120 Volt IEC 2 Conductor TSAL 250 Volt 99 x 483 x 372 3 x 19 x 14 208 x 538 x 445 81X 21 he x 1712 6 8 15 8 6 19 Shipping Weight each kgs Ibs APPROVALS CSA C US amp FCC NOTES 1 Thermal protection may occur at high continuous power 2 Depending on configuration output power may be lower due to limiting circuit er 90 DOD 6a DA TANNOY iwSA 500 D A za A ATTENTION i i i 4 ii i i jaga C 00GESMI TANNOY iwsa500 D ES Tannoy United Kingdom T 44 0 1236 420199 F 44 0 1236 428230 E enquiries tannoy com Tannoy North America T 519 745 1158 F 519 745 2364 E inguiries tannoyna com tannoyecom
5. ectric shock do not expose this apparatus to rain or moisture and objects filled with liquids such as vases should not be placed on the apparatus Iwsab00 D owner s MANUAL CONTENTS 2 0 WARNINGS 2 6 0 CONNECTIONS 2 1 Important Safety Instructions 6 1 Input Connections 2 2 WARNING 6 2 Connecting the Speaker 2 3 CAUTION 6 3 Cable Choice INTRODUCTION 3 7 0 OPERATION 7 1 Operation Precautions 2 4 User Responsibility 4 2 4 1 Speaker Damage 8 0 PROTECTION FEATURES 2 4 2 Radio Interference 8 1 Limiter Function 3 0 APPROVALS 4 9 0 MAINTENANCE i 4 0 INTRODUCING THE iwsa500 D 5 40 0 TROUBLESHOOTING 4 1 Unpacking 4 2 Front Panel 11 0 WARRANTY 4 3 Rear Panel 12 0 Technical Specifications iwsa500 D 5 0 INSTALLATION 6 5 1 Mounting 5 2 Operating Voltage 7 Thank you for selecting Tannoy developed by our dedicated team of design engineers they are the choice of discriminating music and movie lovers the world over Excellence is designed into our loudspeakers and electronics from the start Careful selection of the very best components combined with strict quality control procedures during the production process ensures this level of excellence is maintained We feel confident that you will enjoy your new Tannoy loudspeakers electronics for many years to come Please take time to read the rest of this owner s guide before using your loudspeakers electronics to gain maximum effect from their use Once you have installed your new loudspeakers
6. idence of misuse overload or accidental damage If at any time during this warranty period the equipment proves to be defective for any reason other than accident misuse neglect unauthorized modification or fair wear and tear we will repair any such manufacturing defect or at our option replace it without charge for labour parts or return carriage If you suspect a problem with a Tannoy product then in the first instance discuss it with your Tannoy dealer If you require further assistance then we ask that you deal directly with your local Tannoy distributor For spares and service in NORTH AMERICA only Contact Customer Service Manager inquiries tannoyna com Telephone 519 745 1158 DO NOT SHIP ANY PRODUCT TO TANNOY WITHOUT PREVIOUS AUTHORIZATION 8 12 0 TECHNICAL SPECIFICATIONS AND DRAWINGS iwsa500 D SUBWOOFER AMPLIFIER PERFORMANCE Maximum Output Power ao Minimum Nominal Load Impedance Distortion Minimum Freguency Bandwidth Input Impedance Current Draw at 4 Q FRONT PANEL Level Control Crossover Freguency Adjustment Phase Control Crossover Bypass Switch On Auto Switch Power On Indicator REAR PANEL Input Connectors Link Connectors Output Connectors Mains Voltage Connector Mains Voltage Fuse Holder REAR PANEL SWITCHES Power Switch DIMENSIONS incl Feet amp Rack Ears Net Dimensions HxWxD Shipping Dimensions HxWxD WEIGHT Net Weight each kgs Ibs 500 Watts Continuous into 4
7. ier is faulty FAULT No power indicator light Check for proper voltage at receptacle e Make sure power cord is properly seated in connector on the rear of the amplifier e Check power switch on back of amplifier e Check fuse located in holder drawer below power input connector on back of amp FAULT No output If the power indicator light is on verify that there is a usable signal on the input e Check position of level control knob on the front of the amplifier e Check speaker cable connections on the output binding posts for bad connections e Check speaker cables for possible short circuits FAULT The amplifier does not respond even after having checked the above items In the unlikely event of a non user rectifiable fault return the amplifier to your supplier or an approved service center Tannoy cannot be held responsible for damage or injury as a result of the top or bottom cover being removed 11 0 WARRANTY No maintenance of Tannoy products is necessary All of our products have been produced and tested with care and precision to give first class service All passive components are guaranteed for a period of five years from the date of purchase from an authorized Tannoy dealer subject to the absence of evidence of misuse overload or accidental damage All active and electronic components are guaranteed for a period of one year from the date of purchase from an authorized Tannoy dealer subject to the absence of or ev
8. ires A full description can be found on page 7 2 Line in connectors 2 x RCA connectors for an unbalanced input signal 3 Line out connectors 2 x RCA connectors for an unfiltered output signal 4 Power switch Turns mains power on or off 5 AC power connector 6 Fuse holder Pull out to remove fuse Replace with same type and rating of fuse TANNOY iwsa500 D 5 0 INSTALLATION 5 1 Mounting The amplifier is two rack units high 2U and will fit into a standard EIA 19 rack Amplifiers should not be stacked directly on top of each other we recommend a space at least 3 for the top and sides with 5 on the back When shelf mounted the height of the supplied feet is adequate 5 2 Operating Voltage WARNING A label just above the mains cable connector on the rear of the amplifier indicates the AC mains voltage for which the amplifier is wired Connect the power cable only to the AC source referred to on the label The warranty will not cover damage caused by connecting to the wrong type of AC mains 6 0 CONNECTIONS 6 1 Input Connections From an unbalanced source the hot center conductor connects to the center pin of the RCA connector The shield connects to the chassis of the RCA connector From a balanced source the hot conductor connects to the center pin of the RCA connector The cold and the shield connect to the chassis of the RCA connector 6 2 Connecting The Speaker Speaker c
9. nimum cross sectional area of 2 5mm 12 gauge Keep the speaker cable leads as short as possible Do not use shielded leads such as microphone or guitar cable Remember that the speaker cable robs the power of the amplifiers in two ways by increasing the load impedance and by introducing resistive power losses 7 0 OPERATION 7 1 Operation Precautions Make sure that the power switch is set to off before connecting any input or output or operating the switch on the rear panel e Make sure that the AC mains voltage is correct and the same as the one printed on the rear panel of the amplifier C 00GESMI TANNOY TANNOY iwsa500 D 8 0 PROTECTION FEATURES 8 1 Limiter Function The limiter function is included to prevent dangerous clipped signals reaching the speaker and damaging it If an amplifier is severely overdriven its output waveform is clipped its peaks are squared off reducing the crest factor In extreme cases the waveform can approach that of a square wave An amplifier is normally capable of producing far more power under these conditions than its normal undistorted rated output power The Tannoy iwsa500 D Amplifier has two modes of thermal protection and an auto shut down when an internal fault is detected 9 0 MAINTENANCE Under normal use the amplifier should provide years of trouble free service with no maintenance required 10 0 TROUBLESHOOTING These are typical things to check if you think your amplif
10. o an outlet on a a circuit different from that to which the receiver is connected e Consult the dealer or an experienced radio TV technician for help 3 0 APPROVALS This equipment is tested and approved according to the Canadian Standards Association CSA C US and Federal Communications Commission FCC TANNOY iwsa500 D 4 0 INTRODUCTION Thank you for purchasing a Tannoy power amplifier This manual contains important information on operating your amplifier correctly and safely Please take some time and read this manual to familiarize yourself with the advanced features of this amplifier 4 1 Unpacking Carefully open the shipping carton and check for any noticeable damage Every Tannoy amplifier is tested and inspected before leaving the factory and should arrive in perfect condition If found to be damaged notify the shipping company immediately Only the consignee may institute a claim with the carrier for damage incurred during shipping Be sure to save the carton and packing materials for the carriers inspection It is also advisable to save the carton and packing material even if the amplifier is undamaged Should you ever need to ship the amplifier always use original packaging 4 2 Front Panel LEVEL CROSSOVER PHASE FREQUENCY BYPASS ON POWER 50 o 180 CROSSOVER AUTO 50 TANNOY iwSA 500 D Figure 1 Front Panel 1 Input level attenuator This control is used to alter the
11. onnections are made via 4 gold plated binding posts When connecting 1 subwoofer to the amplifier the wire connects to the RED binding post of output 1 The wire connects to the BLACK binding post of output 2 When connecting 2 Tannoy subwoofers one will connect to output 1 Negative wire to BLACK binding post and positive wire to RED binding post The second will connect to output 2 Negative wire to BLACK binding post and positive wire to RED binding post Never connect either output terminal to ground or to some other output or input terminal Pay attention to speaker polarity loudspeakers connected out of polarity degrade sound quality and may be damaged as a consequence 6 3 Cable Choice Always use the best quality of cable available within your budget High quality audio signals passing from the amplifier to the loudspeaker are unusual in their demands on the cable Wide dynamic range and frequency bandwidth information has to coexist with the ability to transmit peak currents of at least 10 Amps without incurring any loss or signal impairment This explains why the sound quality of the information reproduced by the loudspeakers is so dependant on the physical properties of the cables connecting them to the amplifier Technically we recommend two core cable with cross section area not less than 1 5mm 14 gauge for cable runs of up to 3 metres For longer lengths we would suggest that you use cable with a mi
12. signal level entering the amplifier or to cut down the unwanted noise from the input signal 2 Crossover frequency adjustment Continuously variable from 50Hz 150Hz to allow custom integration with various mid high units and installation positions 3 Phase control Continuously variable from 0 180 to allow custom integration with mid high units in various installation positions 4 Crossover Bypass switch Allows the low pass crossover to be taken out of the circuit so an external crossover can be used 5 On Auto switch In the auto position the amplifier will go into sleep mode when there is no signal present for 20 30 minutes On position defeats the sleep mode 6 Power indicator This blue LED indicates that there is power present at the amp and that the rear mounted power switch is on C 00SESMI TANNOY TANNOY iwsa500 D 4 3 Rear Panel E OUTPUT 1 OUTPUT 2 LINE IN LINE OUT Lc o i a CAUTION RISK OF ELECTRIC SHOCK DONOT OPEN RISQUE DE CHOC ELECTRIQUE ATTENTION NE PAS OUVRIR CAUTION FOR CONTINUED PROTECTION AGAINST RISK OF FIRE REPLACE ONLY WITH SAME TYPE FUSE AND RATING UTILISER UN FUSIBLE DE RECHANGE DE MEME TYPE ET CALIBRE a 5A 120V 60HZ T5AL 250V Figure 2 Rear Panel 1 Output speaker connections 4 x Gold plated binding posts to allow the connection of speaker w
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