MPA 181T - Department of Animal Science
Contents
1. S re poer GbR a adic Dias JURA ORG CA ISIDTR A T Ui i ede Quick Start Guide MPA 181T To install and set up an MPA2. Obedecer las advertencias Todas las advertencias e instrucciones marcadas en el equipo o en la documentaci n del usuario deben ser obedecidas Evitar el uso de accesorios No usar herramientas o accesorios que no sean especificamente recomendados por el fabricante ya que podrian implicar riesgos Warning Power sources This equipment should be operated only from the power source indicated on the product This equipment is intended to be used with a main power system with a grounded neutral conductor The third grounding pin is a safety feature do not attempt to bypass or disable it Power disconnection To remove power from the equipment safely remove all power cords from the rear of the equipment or the desktop power module if detachable or from the power source receptacle wall plug Power cord protection Power cords should be routed so that they are not likely to be stepped on or pinched by items placed upon or against them Servicing Refer all servicing to qualified service personnel There are no user serviceable parts inside To prevent the risk of shock do not attempt to service this equipment yourself because opening or removing covers may expose you to dangerous voltage or other hazards Slots and openings If the equipment has slots or holes in the enclosure these are provided to prevent overheating of sensitive components inside These openings must never be blocked by other objects Lithium battery Th
3. channel power amplifier The MPA 181T delivers 18 watts rms for 70 Volt line level speakers 14 watts rms for 4 ohm speaker loads and 8 watts rms for 8 ohm loads The MPA 181T accepts balanced and unbalanced stereo and mono inputs and outputs a mono audio signal to drive for 4 8 ohm direct speakers or 70 volt line distribution speakers Front panel controls are provided for input level bass and treble The front panel also features a limiter switch which automatically reduces the gain to prevent distortion amplifier clipping The MPA 181T features remote control capability for volume adjustment and muting The MPA 181T housed in a 1U quarter rack width metal enclosure can be mounted under a desk or mounted on a projector Features Class D audio amplifier The MPA 181T features improved class D technology for high efficiency and low distortion Compact size The MPA 181T is housed in a 1U high 1 4 rack width 6 deep metal enclosure allowing this amplifier to fit in many unique applications Three balanced and unbalanced audio inputs Balanced or unbalanced input are available on the captive screw connector while the 3 5 mm stereo mini jack and RCA connectors provide unbalanced input The captive screw RCA and stereo mini jack connectors are actively mixed together then summed into a mono signal Selectable 70V or direct 4 8 ohm output Fits distribution sound or direct 4 8 ohm applications Quick
4. 1 4 Rack Width False Front Face Plate P o 6 Deep Rack Shelf eee ojo 0f e e o ep f f A J 2 aor 2 4 40 x 3 16 screws Figure 2 2 Mounting the MPA 181T on the RSU shelf Under desk mounting In addition to using the MPA 181T unit on a rack or projector it can also be mounted under furniture or under a desk Mount the unit by using the optional mounting kit part 70 077 01 for furniture as follows 1 Attach the mounting brackets to the amplifier with the machine screws provided figure 2 3 Hold the amplifier with the attached brackets against the underside of the table or other furniture Mark the location of the screw holes of the bracket on the mounting surface Drill 3 32 2 mm diameter pilot holes 1 4 6 3 mm deep in the mounting surface at the marked screw locations Insert 8 wood screws into the four pilot holes Tighten each screw into the mounting surface until just less than 1 4 of the screw head protrudes Align the mounting screws with the slots in the brackets and place the interface against the surface with the screws through the bracket slots Slide the unit slightly forward or back then tighten all four screws to secure it in place 2 4 MPA 181T Installation and Operation Machine Screw 2 Plcs a 8 Wood Screw 2 Pics B le amp Drill pilot holes Each Side 3 32 2 4 mm dia 1 4 6 3 mm dee
5. 181T Mini Power Amplifier follow these steps Step 1 Turn all of the equipment off and disconnect it from the power source Step 2 Mount the MPA 181T on a rack under a desk or on a projector as illustrated below Step 3 Attach the speakers to the MPA 181T Extron MPA 181 Rear Plate Mini Power Amplifier PMK 350 A SSS Cable Access Above Projector Mount Bracket 4 Extron Power Supply for MPA 181 Front Plate amp Drill pilot holes gt 8 Wood Screws 2 Pics 3 32 2 4mm dia Cover Sheet Each Side f 1 4 6 3 mm deep Extron PMP Cable Access A 6 10 or 12 Projector Mount Extron Pole R UPB 25 DANE Universal Projector Mounting Bracket 2 4 40 x 3 16 screws Attach inputs to the MPA 181T unit and the audio source and or projector Ensure that the projector s audio output is set to variable out Multiple input options RCA 3 5 mm stereo input or captive screw can be used simultaneously this results in audio mixing J MPA 181T Quick Start Guide QS 1 Quick Start Guide MPA 181T cont d Step 5 Connect power cords to the MPA 181T and other audio equipment Step 6 Adjust the MPA 181T input level bass and treble LEVEL BASS TREBLE o O 9 MPA 181T MINI POWER AMPLIFIER If connecting to a projector ensure that the volume on the projector is at its lowest point then adjust the level of the MPA 181T fully counterclockwise Set
6. 5 pin captive screw connector that allows a wall mounted audio controller or MediaLink product to remotely control volume and mute levels for the MPA 181T unit For more information on using the remote input connector see Chapter 3 Remote Operation Output impedance toggle switch A switch to toggle between a 70 volt or 4 8 ohm output Audio output Speaker connector This 4 pin 5 mm captive screw connector is used to connect the amplifier to the speakers Extron SI 3CT LP 70V 100V 8 ohm Ceiling Speakers P quee MPA 181T Mini Power Amplifier 70V Figure 2 8 Typical speaker connection MPA 181T Installation and Operation 2 9 Installation and operation cont d 4 8 ohm output 70 volt output 1 If connecting to a projector ensure that the volume on the qe MTM ai e COM IOY device is at its lowest point then adjust the level of the UU MODUS MPA 181T fully counterclockwise 2 Set the projector volume to its maximum volume level Kadd gada No sound should come out 3 Return to the MPA and raise the level until sound COM 70V distortion occurs then lower the level slightly until any Figure 2 9 Output speaker wiring distortion disappears This setting ensures that whatever the projector volume setting may be no clipping occurs WARNING The 70 volt output and the 4 8 ohm output cannot 4 Adjust bass and treble to preference be used simulta
7. Los cables de alimentaci n el ctrica se deben instalar en lugares donde no sean pisados ni apretados por objetos que se puedan apoyar sobre ellos Reparaciones mantenimiento Solicitar siempre los servicios t cnicos de personal calificado En el interior no hay partes a las que el usuario deba acceder Para evitar riesgo de electrocuci n no intentar personalmente la reparaci n mantenimiento de este equipo ya que al abrir o extraer las tapas puede quedar expuesto a voltajes peligrosos u otros riesgos Ranuras y aberturas Si el equipo posee ranuras o orificios en su caja alojamiento es para evitar el sobrecalientamiento de componentes internos sensibles Estas aberturas nunca se deben obstruir con otros objetos Bater a de litio Existe riesgo de explosi n si esta bater a se coloca en la posici n incorrecta Cambiar esta bater a nicamente con el mismo tipo o su equivalente recomendado por el fabricante Desachar las bater as usadas siguiendo las instrucciones del fabricante FCC Class A Notice Note This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cau
8. MPA 181T Installation and Operation 2 11 Installation and operation cont d O1 e E y MPA 181T 40K 2 turo bs Re ag a 3 GND Figure 2 12 Pinout diagram for a third party volume potentiometer See Chapter 3 Remote Operation for more information on the three options IR remote MLC series or DC volume mute controller for remote control Chapter Three Remote Operation Remote Control Options 2 12 MPA 181T Installation and Operation Remote Operation Remote Control Options 3 2 Extron SI 26CT Two way Ceiling Speakers S i SW Composite Extron Nu SI 26 Audio RCA Surface mount MPA 181T Speakers Mini Power Amplifier Extron MLC 104 IP Controller Projector Extron VCM 100 AAP S Volume Mute Controller in AAP 100 Mounting Frame Remote Control Options IR Remote input selection and volume control through projector VCM 100 Volume Mute Controller direct MPA 161T control 3 MLC 104 IP Controller input selection and volume control through projector Figure 3 1 Three remote control options D Using the projector s IR remote For a projector with variable audio outputs use the projector s IR remote to control the projector s volume which effectively controls the MPA s volume Extron VCM 100 and mute controller For a projector without variable audio outputs or for a system designed to control MPA volume
9. directly use a 10k ohm potentiometer to control the MPA directly via the remote port on the MPA G Using a MediaLink Controller For a projector with variable audio output use a MediaLink controller to control the projector s volume via RS 232 or the projector s IR remote to effectively control the MPA volume MPA 181T Remote Operation Ser Kd A 3 ue tso rio MPA 181T Appendix A Specifications Part Numbers and Accessories Specifications Included Parts Optional Accessories Specifications Part Numbers and Accessories Specifications Audio Frequency response 8 ohm direct output 20 Hz to 20 kHz 1 5 dB 70 V o tput sies 110 Hz to 20 kHz 0 5 3 dB THD Noise 0 1 1 kHz at nominal level 1 watt 8 ohm load or 70 V output SAN gt 72 dB 20 Hz to 20 kHz at maximum output unweighted CMRR eere natant gt 80 dB 1 kHz gt 70 dB 9 20 kHz Bass adjustment 10 dB 100 Hz reference to 1 kHz 2 dB tolerance Treble adjustment 10 dB 10 kHz reference to 1 kHz 2 dB tolerance Audio input Number signal type 1 stereo mono balanced unbalanced input 2 stereo mono unbalanced inputs The three inputs are individually buffered and mixed together Stereo signals are actively summed into a mono signal CONMeetoOre mn 1 3 5 mm captive screw connector 5 pole main input 1 3 5
10. mm mini audio jack tip ring sleeve 1 pair RCA Impedance east 18k ohms unbalanced 23k ohms balanced DC coupled Nominal level RCA and mini jack 10 dBV 316mVrms unbalanced Captive screw abr 4 dBu 1 23mVrms balanced Maximum level Level pot at 11 o clock 6 dBV unbalanced 16 dBu balanced at 1 THD N Level pot at 9 o clock 16 dBV unbalanced 23 dBu balanced at 1 THD N A 2 MPA 181T Specifications Part Numbers and Accessories Input level sensitivity 16 dBV 158 mV from unbalanced input for maximum output 18 watts at 70 V output and with the level set to maximum before clipping Medi OdBu 0 775 Vrms 0 dBV 1 Vrms OdBV 2 dBu Audio output Number signal type 1single channel mono 70 V output or 1 direct 4 or 8 ohm speaker output Conhectors engan 1 5 mm captive screw connector 4 pole Minimum load impedance 2 ohms Amplifier type ete Improved Class D Continuous power with a full load and 1 THD 70 N system ene 18 watts rms At 4 ohms pe 14 watts rms At 8 ohms 8 watts rms Damping factor ii 230 with a 4 ohm load Control remote amplifier Control port 1 3 5 mm captive screw connector 5 pole Pin 1 10 V pin 2 volume mute control voltage pin 3 GND Pin configuration General External power supply 100 VAC to 240 VAC 50 60 Hz external autoswit
11. Profile Multi product Projector Mount Kit 70 563 02 03 RSU 126 1U 6 Universal Rack Shelf 60 190 10 RSU 129 1U Universal rack shelf 60 190 01 RSB 129 1U 6 basic rack shelf 60 604 01 MBU 125 1U Under Desk Mounting Kit 70 077 01 MBD 129 1U Through Desk Mounting Kit 70 077 02 2 2 MPA 181T Installation and Operation devices DVD VCR PC etc the MPA 181T unit and the output devices are turned off and disconnected from their MPA 181T See Rear Panel Features later in this chapter for Following are detailed instructions on rack mounting under desk mounting and projector mounting the MPA 181T unit for use in classrooms personal offices meeting rooms etc Rack mounting T qq If feet were previously installed on the bottom of the MPA 181T unit remove them Mount the unit on the rack shelf using two 4 40 x 3 16 screws in opposite diagonal corners to secure the MPA to the shelf See figure 2 1 below Install blank panel s or other unit s to the rack shelf Insert the shelf into the rack aligning the holes in the shelf with those in the rack Secure the shelf to the rack using the supplied machine Screws 6 Deep Rack Shelf eee e o ofe e e e ep X Y A VR QGm _ 2 4 40 x 3 16 screws Figure 2 1 Rack mounting the MPA 181T MPA 181T e Installation and Operation 2 3 Installation and operation cont d
12. Si le boitier de l appareil comporte des fentes ou des orifices ceux ci servent emp cher les composants internes sensibles de surchauffer Ces ouvertures ne doivent jamais tre bloqu es par des objets Lithium Batterie Il a danger d explosion s ll y a remplacment incorrect de la batterie Remplacer uniquement avec une batterie du meme type ou d un ype equivalent recommande par le constructeur Mettre au reut les batteries usagees conformement aux instructions du fabricant Vorsicht Stromquellen Dieses Ger t sollte nur ber die auf dem Produkt angegebene Stromquelle betrieben werden Dieses Ger t wurde f r eine Verwendung mit einer Hauptstromleitung mit einem geerdeten neutralen Leiter konzipiert Der dritte Kontakt ist f r einen Erdanschluf und stellt eine Sicherheitsfunktion dar Diese sollte nicht umgangen oder aufer Betrieb gesetzt werden Stromunterbrechung Um das Ger t auf sichere Weise vom Netz zu trennen sollten Sie alle Netzkabel aus der R ckseite des Ger tes aus der externen Stomversorgung falls dies m glich ist oder aus der Wandsteckdose ziehen Schutz des Netzkabels Netzkabel sollten stets so verlegt werden daf sie nicht im Weg liegen und niemand darauf treten kann oder Objekte darauf oder unmittelbar dagegengestellt werden k nnen Wartung Alle Wartungsma amp nahmen sollten nur von qualifiziertem Servicepersonal durchgef hrt werden Die internen Komponenten des Ger tes sind wartungsfrei Zur Vermeid
13. annungen dienichtisoliert sind und die einen elektrischen Schock verursachen k nnen herrschen Achtung Lesen der Anleitungen Bevor Sie das Ger t zum ersten Mal verwenden sollten Sie alle Sicherheits und Bedienungsanleitungen genau durchlesen und verstehen Aufbewahren der Anleitungen Die Hinweise zur elektrischen Sicherheit des Produktes sollten Sie aufbewahren damit Sie im Bedarfsfall darauf zur ckgreifen k nnen Befolgen der Warnhinweise Befolgen Sie alle Warnhinweise und Anleitungen auf dem Gerat oder in der Benutzerdokumentation Keine Zusatzger te Verwenden Sie keine Werkzeuge oder Zusatzger te die nicht ausdr cklich vom Hersteller empfohlen wurden da diese eine Gefahrenquelle darstellen k nnen Instrucciones de seguridad Espanol Este s mbolo se utiliza para advertir al usuario sobre instrucciones importantes de operaci n y mantenimiento o cambio de partes que se desean destacar en el contenido de la documentaci n suministrada con los equipos Este s mbolo se utiliza para advertir al usuario sobre la presencia de elementos con voltaje peligroso sin protecci n aislante que puedan encontrarse dentro dela caja o alojamiento del producto y que puedan representar riesgo de electrocuci n Leer las instrucciones Leer y analizar todas las instrucciones de operaci n y seguridad antes de usar el equipo Conservar las instrucciones Conservar las instrucciones de seguridad para futura consulta
14. chable to 12 VDC 3 A max regulated Power input requirements 12 VDC up to3 A Temperature humidity Storage 40 to 158 F 40 to 70 C 10 to 90 noncondensing Operating 32 to 122 F 0 to 50 C 10 to 90 noncondensing Rack mount acies Yes with optional 1U rack shelf part 60 190 10 or 60 604 10 Also furniture mountable with optional Mini Under Desk Mounting Kit 70 077 10 or mountable to a projector mount with optional kits PMK 350 70 563 02 03 or PMK 300 70 374 01 Encl sur type i Metal MPA 181T Specifications Part Numbers and Accessories A 3 Specifications Part Numbers and Accessories Enclosure dimensions 1 7 Hx 4 3 W x 6 0 D 1U high quarter Included Parts rack wide 4 3 cm H x 10 9 cm W x 15 2 cm D Depth excludes connectors Product weight 1 2 Ibs 0 5 kg Included parts Part number Shipping weight 6 Ibs 3 kg MPA 181T Mini Power Amplifier 60 747 01 Vibration 50000 i pee ISTA 1A in carton International Safe 12 VDC 3 A external power supply 70 380 01 Transit Association These items are included in each order of a MPA 181T unit 2 5 pin 3 5 mm captive screw conn 10 319 10 2 pin 3 5 mm captive screw conn 10 319 03 4 pin 5 mm terminal block plug 10 163 14 MPA 181T Mini Power Amplifier User s Manual IEC power cord Tweeker Optional Accessories Accessories Part number PMK 300 Multi Pro
15. duct Proj Mount Kit 70 374 01 PMK 350 Low Profile Multi product Proj Mount Kit 70 563 02 03 RSU 126 1U 6 Universal Rack Shelf 60 190 10 RSU 129 1U Universal rack shelf 60 190 01 RSB 129 1U 6 basic rack shelf 60 604 01 MBU 125 1U Under Desk Mounting Kit 70 077 01 MBD 129 1U Through Desk Mounting Kit 70 077 02 VCM 100 AAP volume and mute control 70 396 11 21 51 VCM 100 MAAP volume and mute control 70 397 11 21 51 A 4 MPA 181T Specifications Part Numbers and Accessories MPA 181T Specifications Part Numbers and Accessories A 5 Specifications Part Numbers Accessories cont d A 6 MPA 181T Specifications Part Numbers and Accessories
16. ent or in the user information Avoid Attachments Do not use tools or attachments that are not recommended by the equipment manufacturer because they may be hazardous Consignes de S curit Francais Ce symbole sert avertir l utilisateur que la documentation fournie avec le mat riel contient des N instructions importantes concernant l exploitation etla maintenance r paration Ce symbole sert avertir l utilisateur de la pr sence dansleboitierdel appareil de tensions dangereuses non isol es posant des risques d lectrocution Attention Lire les instructions Prendre connaissance de toutes les consignes de s curit et d exploitation avant d utiliser le mat riel Conserver les instructions Ranger les consignes de s curit afin de pouvoir les consulter l avenir Respecter les avertissements Observer tous les avertissements et consignes marqu s sur le mat riel ou pr sent s dans la documentation utilisateur Eviter les pi ces de fixation Ne pas utiliser de pi ces de fixation ni d outils non recommand s par le fabricant du mat riel car cela risquerait de poser certains dangers Sicherheitsanleitungen Deutsch Dieses Symbol soll dem Benutzer in der im Lieferumfang enthaltenen Dokumentation besonders wichtige Hinweise zur Bedienung und Wartung Instandhaltung geben Dieses Symbol soll den Benutzer darauf aufmerksam machen da im Inneren des Geh uses dieses Produktes gef hrliche Sp
17. ere is a danger of explosion if battery is incorrectly replaced Replace it only with the same or equivalent type recommended by the manufacturer Dispose of used batteries according to the manufacturer s instructions Avertissement Alimentations Ne faire fonctionner ce mat riel qu avec la source d alimentation indiqu e sur l appareil Ce mat riel doit tre utilis avec une alimentation principale comportant un fil de terre neutre Le troisi me contact de mise la terre constitue un dispositif de s curit n essayez pas de la contourner ni de la d sactiver D connexion de l alimentation Pour mettre le mat riel hors tension sans danger d connectez tous les cordons d alimentation de l arri re de l appareil ou du module d alimentation de bureau s il est amovible ou encore de la prise secteur Protection du cordon d alimentation Acheminer les cordons d alimentation de mani re ce que personne ne risque de marcher dessus et ce qu ils ne soient pas cras s ou pinc s par des objets R paration maintenance Faire ex cuter toutes les interventions de r paration maintenance par un technicien qualifi Aucun des l ments internes ne peut tre r par par l utilisateur Afin d viter tout danger d lectrocution l utilisateur ne doit pas essayer de proc der lui m me ces op rations car l ouverture ou le retrait des couvercles risquent de l exposer de hautes tensions et autres dangers Fentes et orifices
18. neously Remote connector wiring Front Panel Features Options for remote control include the Extron VCM 100 and VC 50 volume controllers Third party 10k potentiometer volume controllers can also be connected to this port VERSA Toots As shown below Pin 1 is 10 VDC reference voltage Pin 2 is volume control DC voltage range is 0 to 10 V where 0 V is mute and 10 V provides maximum volume Pin 3 is ground LEVEL Te All nominal levels are at 10 LIMITER 0 o FO Extron ak Extron REMOTE Ground SIP 22 Figure 2 10 MPA 181T front panel SENS m Power LED A green LED lights to indicate that the unit is VOLUTE ON BASS TREBLE U UZJFIER 4 vou murel 10V receiving power o o 2 Limiter toggle switch When the limiter is switched to On the MPA will automatically reduce the level to prevent the O O amplifier from clipping 3 Potentiometer adjustments These three potentiometers optimize level bass and treble adjustments Setting Up the MPA 181T Amplifier When setting up volume control ensure that the projector output is set to variable out Consult the projector s user VCM 100 manual for detailed instructions on its calibration Figure 2 11 Pinout diagram for VCM 100 MAAP To adjust the MPA 181T input level bass and treble do the remote connector following 2 10 MPA 181T Installation and Operation
19. ng NOTE Do not tin the stripped power supply leads before ppea p pp y in stalling the captive screw connector Tinned wires are not as secure in the captive screw connectors and could pull out EZENN Te two power cord wires must be kept separate Audio inputs while the power supply is plugged in Remove power before continuing There are three choices of input connectors RCA 3 5 mm stereo and captive screw available on the rear panel for adapter free connections All inputs are actively mixed together then summed into a mono signal level input 3 5 mm stereo RCA input connector Plug an RCA audio source to this line input Plug a 3 5 mm audio micro cable into this stereo jack MPA 181T Installation and Operation Balanced or unbalanced audio input connector Marked L and R this 3 5 mm captive screw input is for bare wire balanced or unbalanced audio signals Unbalanced Output Balanced Output Tip ALa Tip ro QL a See Caution QU 3 LZ Ring Co QU 3 LZ Sleeve s maa Of d Ejeo Sleeve s p Q 4 dc Tip QE 3 5 Tip QE 4 El o See Caution Si 3 Ring QJ 3 LJ Figure 2 7 3 5 mm captive screw audio input connector wiring CAUTION Connect the sleeves to ground Gnd Connecting the sleeve to a negative terminal will damage the audio output circuits Remote control Remote input connector An optional
20. p Each Side Figure 2 3 Under desk mounting Projector mounting In addition to mounting the MPA 181T unit to a rack or under furniture it can also be projector mounted using the optional kits PMK 350 part 70 563 02 03 or PMK 300 part 70 374 01 See figures 2 4 and 2 5 on the following page To projector mount the MPA 181T do the following 1 If necessary remove the feet from the bottom of the device to be installed Mount the MPA 181T to one of the bracket s three mounting plates The device can be horizontally mounted facing either up or down whichever is most convenient See the illustrations on the following page Use two supplied 4 40 x 3 16 screws in opposite diagonal corners to secure the device to the bracket MPA 181T e Installation and Operation 2 5 Installation and operation cont d Rear Plate Extron MPA 181T Mini Power Amplifier N Rubber Pad Extron PMK 350 Above Projector Mount Bracket Cable Access Extron Power Supply for MPA 181T Front Plate Cover Sheet Extron M di Cable Access PMP 6 10 or 12 Projector Mount Pole Extron UPB 25 Universal Projector Mounting Bracket Figure 2 4 Using the PMK 350 projector mounting kit for the MPA 181T 3 Affix the black rubber pad to the mounting plate 4 Place the U bolt behind then through the two holes of the mounting plate to wrap around the ceiling pole For a typical 1 5
21. plug speaker outputs Speaker output is on a captive screw connector for quick installation Front panel controls Input level bass and treble can be easily adjusted from the front panel Limiter switch The limiter switch prevents output distortion clipping and potential damage to speakers 1 2 MPA 181T Introduction MPA 181T Introduction 1 3 Introduction i MPA 181T Chapter Two Installation and Operation Installation Overview Mounting the MPA 181T Rear Panel Features Front Panel Features Setting up the MPA 181T Amplifier 1 4 MPA 181T Introduction Installation and Operation Installation Overview To install and set up an MPA 1817 follow these steps 1 Turn all of the equipment off Make sure that the input power source s Mount the MPA 181T unit See Mounting the MPA 181T below Attach the speakers and or other output devices to the more information Attach inputs to the MPA 181T See Audio inputs later in this chapter for more information Connect power cords to the MPA 181T and other devices Adjust MPA 181T input level bass and treble See Setting up the MPA Amplifier later in this chapter for detailed information Mounting the MPA 181T There are many optional accessories for mounting the MPA 181T They include the following part numbers PMK 300 Multi Product Projector Mounting Kit 70 374 01 PMK 350 Low
22. ri eere eire 2 8 Remote eontrol s s 2 9 Audio OUTPUT sa titer de eee 2 9 Front Panel Features 1 2 10 Setting Up the MPA 181T Amplifier 2 10 Remote connector wiring pp 2 11 Chapter 3 Remote Operation Re 3 1 Remote Control Options 1 3 2 Appendix A Specifications Part Numbers and Accessories A 1 Specifications 000 a A 2 Included Parts 0 esses A 5 Optional Accessories es A 5 All trademarks mentioned in this manual are the properties of their respective owners 68 1082 01 Rev A 02 06 MPA 181T Table of Contents i Table of Contents cont d 5 MPA 181T Chapter One Introduction About this Manual About the MPA 181T Features ii MPA 181T e Table of Contents MPA 181T Introduction Introduction About this Manual Volume and mute remote control A rear panel captive screw Remote input connector allows for remote control of This manual contains information about the Extron MPA 181T volume adjustment and muting Mini Power Amplifier with instructions on how to mount and operate the unit Flexible mounting options The MPA 181T can be mounted on a rack projector or under furniture About the MPA 181T External international power supply The included autoswitchable 12 VDC 3 A external power supply provides worldwide power compatibility part 70 380 01 The Extron MPA 181T is a high performance compact single
23. se improper handling care electrical or mechanical abuse abnormal operating conditions or non Extron authorized modification to the product If it has been determined that the product is defective please call Extron and ask for an Applications Engineer at 714 491 1500 USA 31 33 453 4040 Europe 65 6383 4400 Asia or 81 3 3511 7655 Japan to receive an RA Return Authorization number This will begin the repair process as quickly as possible Units must be returned insured with shipping charges prepaid If not insured you assume the risk of loss or damage during shipment Returned units must include the serial number and a description of the problem as well as the name of the person to contact in case there are any questions Extron Electronics makes no further warranties either expressed or implied with respect to the product and its quality performance merchantability or fitness for any particular use In no event will Extron Electronics be liable for direct indirect or consequential damages resulting from any defect in this product even if Extron Electronics has been advised of such damage Please note that laws vary from state to state and country to country and that some provisions of this warranty may not apply to you N
24. se harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense Note This unit was tested with shielded cables on the peripheral devices Shielded cables must be used with the unit to ensure compliance Extron s Warranty Extron Electronics warrants this product against defects in materials and workmanship for a period of three years from the date of purchase In the event of malfunction during the warranty period attributable directly to faulty workmanship and or materials Extron Electronics will at its option repair or replace said products or components to whatever extent it shall deem necessary to restore said product to proper operating condition provided that it is returned within the warranty period with proof of purchase and description of malfunction to USA Canada South America Europe Africa and the Middle East atid Central America Extron Electronics Europe Beeldschermweg 6C 3821 AH Amersfoort The Netherlands Extron Electronics 1230 South Lewis Street Anaheim CA 92805 USA Asia Japan Extron Electronics Asia Extron Electronics Japan 135 Joo Seng Road 04 01 Daisan DMJ Bldg 6F PM Industrial Bldg 3 9 1 Kudan Minami Singapore 368363 Chiyoda ku Tokyo 102 0074 Japan This Limited Warranty does not apply if the fault has been caused by misu
25. the projector volume to its maximum volume level no sound should come out Return to the MPA 181T and raise the level until sound distortion occurs then lower slightly until distortion disappears This setting ensures that whatever the projector volume setting may be no clipping occurs Adjust bass and treble to preference Extron SI 26CT Two way Ceiling Speakers S AY TAZ t yy Extron Composite Extron NUT SI 26 Audio RCA Surface mount MPA 181T Speakers Mini Power Amplifier Extron E MLC 104 IP S A K Extron Controller Projector VCM 100 AAP Remote Control Options n IR Remote input selection and volume control through projector VCM 100 Volume Mute Controller direct MPA 161T control 3 MLC 104 IP Controller input selection and volume control through projector S Sy Volume Mute Controller in AAP 100 Mounting Frame Qs 2 MPA 181T Quick Start Guide Table of Contents Chapter 1 Introduction sss 1 1 About this Manual ee 1 2 About the MPA 181T sess 1 2 Featur s d e d vede tr n ires 1 2 Chapter 2 Installation and Operation 2 1 Installation Overview sse 2 2 Mounting the MPA 181T sess 2 2 Rack mounting oer erre nera dei eere nio Erud 2 3 Under desk MOUNTING 2 2 2 trece t tee 2 4 Projector mounting ss sai 2 5 Rear Panel Features ne 2 7 Power me Ut ee 2 7 Audio IMPULS sd re
26. to 2 0 diameter pole The supplied U bolt fits a typical ceiling pole 5 Place the bracket on the opposing side of the ceiling pole and through the U bolt legs MPA 181T Installation and Operation 6 Secure the bracket to the U bolt onto the ceiling pole with the included hex nuts washers and lock washers Clamping Plate Extron MPA 181T Mini Power P d Amplifier Extron PMK 300 Multi Product Projector Mount Kit Figure 2 5 Mounting the PIMK 300 Rear Panel Features REMOVE MPA 181T LISTED Tp 8 Saline Seins INPUTS L Ce MONO Figure 2 5 MPA 181T back panel Power input Power connection Plug the external 12 VDC power supply into this connector The power supply is included with the unit MPA 181T Installation and Operation 2 7 Installation and operation cont d To verify the polarity before connection plug in the power supply with no load and check the output with a voltmeter CAUTION When connecting the power supply voltage polarity is extremely important Applying power with incorrect voltage polarity could damage the power supply and the interface Identify the power cord negative lead by the ridges on the side of the cord i ra Ridges nn A A A SECTION A A pes ieee 0 2 5 mm MAX Power Supply Output Cord Captive Screw Connector Figure 2 6 Power connector wiri
27. ung eines elektrischen Schocks versuchen Sie in keinem Fall dieses Ger t selbst ffnen da beim Entfernen der Abdeckungen die Gefahr eines elektrischen Schlags und oder andere Gefahren bestehen Schlitze und ffnungen Wenn das Ger t Schlitze oder L cher im Geh use aufweist dienen diese zur Vermeidung einer berhitzung der empfindlichen Teile im Inneren Diese ffnungen d rfen niemals von anderen Objekten blockiert werden Litium Batterie Explosionsgefahr falls die Batterie nicht richtig ersetzt wird Ersetzen Sie verbrauchte Batterien nur durch den gleichen oder einen vergleichbaren Batterietyp der auch vom Hersteller empfohlen wird Entsorgen Sie verbrauchte Batterien bitte gem den Herstelleranweisungen Advertencia Alimentaci n el ctrica Este equipo debe conectarse nicamente a la fuente tipo de alimentaci n el ctrica indicada en el mismo La alimentaci n el ctrica de este equipo debe provenir de un sistema de distribuci n general con conductor neutro a tierra La tercera pata puesta a tierra es una medida de seguridad no puentearia ni eliminaria Desconexi n de alimentaci n el ctrica Para desconectar con seguridad la acometida de alimentaci n el ctrica al equipo desenchufar todos los cables de alimentaci n en el panel trasero del equipo o desenchufar el m dulo de alimentaci n si fuera independiente o desenchufar el cable del recept culo de la pared Protecci n del cables de alimentaci n
28. wt V Extron Electronics USA Extron Electronics Europe Extron Electronics Asia RM 1230 South Lewis Street Beeldschermweg 6C 135 Joo Seng Road 404 01 Va 3 Anaheim CA 92805 3821 AH Amersfoort PM Industrial Building 4 py USA The Netherlands Singapore 368363 turio 714 491 1500 31 33 453 4040 65 6383 4400 www extron com Fax 714 491 1517 Fax 31 33 453 4050 Fax 65 6383 4664 2006 Extron Electronics All rights reserved Extron Electronics Japan Kyodo Building 16 Ichibancho Chiyoda ku Tokyo 102 0082 Japan 81 3 3511 7655 Fax 81 3 3511 7656 Extron Electronics INTERFACING SWITCHING AND DISTRI Me BUTION OP d Ser User s Manual LEVEL BA ON aren e o or Extron INPUTS 9 MPA 181T Mini Power Amplifier 68 1082 01 Rev A 02 06 Precautions Safety Instructions English This symbol is intended to alert the userofimportant N operating and maintenance servicing instructions in the literature provided with the equipment P This symbol is intended to alert the user of the presence of uninsulated dangerous voltage within the product s enclosure that may present a risk of electric shock Caution Read Instructions Read and understand all safety and operating instructions before using the equipment Retain Instructions The safety instructions should be kept for future reference Follow Warnings Follow all warnings and instructions marked on the equipm
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