Yamaha MLA8 Owner's Manual
Contents
1. 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 WARNING 12 13 14 apparatus Only use attachments accessories specified by the manufacturer Use only with the cart stand tripod bracket or table specified by the manufacturer or sold with the apparatus When a cart is e used use caution when moving the cart apparatus combination to avoid injury from tip over Es a 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 TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS APPARATUS TO RAIN OR MOISTURE IMPORTANT NOTICE FOR THE UNITED KINGDOM Connecting the Plug and Cord WARNING THIS APPARATUS MUST BE EARTHED IMPORTANT The wires in this mains lead are coloured in accordance with the following code GREEN AND YELLOW EARTH BLUE NEUTRAL BROWN LIVE As the colours of the wires2. dB S N R Hum amp Noise are measured with a 6 dB octave PAD ON GAIN Minimum 82 filter 912 7 k Hz equivalent to a 20 k Hz filter Ls dBu ix dc Sensitivity 10 dBu 92 dB S N with infinite dB octave attenuation Maximum Voltage Gain CH IN to CH OUT 64 dB Adjacent Inputs 1kHz 90 dB Crosstalk PAD ON GAIN Minimum che ui ER CH INPUT GAIN control variable 44 dB CH INPUT PAD switch 26 dB 0 dBu is referenced to 0 775 V rms General Specifications CH High Pass Filter 80 Hz 12 dB octave Turn over roll off frequency of shelving 3 dB below maximum variable level Phantom Power 48 V DC is applied to balanced inputs for powering condenser microphones via 6 8 k ohms current limiting isolation resistors CH PEAK LED CH SIGNAL LED One red LED per channel Comes on when post GAIN signal level reaches 17 dBu One green LED per channel Comes on when post GAIN signal level reaches 10 dBu Included Accessories Power Supply Cord Euroblock Connectors 3P x 8 Rubber Feet x 4 Owner s Manual Power Consumption 25W Dimensions W x H x D 480 mm x A4 mm x 375 5 mm Weight 4 7 kg ESPANOL FRAN AIS DEUTSCH ENGLISH Iuput Characteristics m Q Actual Load For Use With Input Level 1 Connector In CO Impedance Nominal Nominal Max before Clip Amplifier unit EE 60 dBu 40 dBu 0 775 mV 7 75 mV 34 dBu 14 dBu 50
3. in the mains lead of this apparatus may not correspond with the coloured markings identifying the terminals in your plug proceed as follows The wire which is coloured GREEN and YELLOW must be connected to the terminal in the plug which is marked by the letter E or by the safety earth symbol or colored GREEN or GREEN and YELLOW The wire which is coloured BLUE must be connected to the terminal which is marked with the letter N or coloured BLACK The wire which is coloured BROWN must be connected to the terminal which is marked with the letter L or coloured RED This applies only to products distributed by Yamaha Kemble Music U K Ltd 3 wires PRECAUTIONS PLEASE READ CAREFULLY BEFORE PROCEEDING Please keep this manual in a safe place for future reference AN WARNING Always follow the basic precautions listed below to avoid the possibility of serious injury or even death from electrical shock short circuiting damages fire or other hazards These precautions include but are not limited to the following Power supply Power cord Only use the voltage specified as correct for the device The required voltage is printed on the name plate of the device Use only the included power cord e Do not place the power cord near heat sources such as heaters or radiators and do not excessively bend or otherwise damage the cord place heavy objects on it or place it in a position where anyone could walk on
4. 0203900 THE NETHERLANDS Yamaha Music Central Europe Branch Nederland Clarissenhof 5 b 4133 AB Vianen The Netherlands Tel 0347 358 040 PA09 Para detalles sobre productos contacte su tienda Yamaha m s cercana o el distribuidor autorizado que se lista debajo BELGIUM LUXEMBOURG Yamaha Music Central Europe GmbH Branch Belgium Rue de Geneve Genevastraat 10 1140 Brussels Belgium Tel 02 726 6032 FRANCE Yamaha Musique France BP 70 77312 Marne la Vall e Cedex 2 France Tel 01 64 61 4000 ITALY Yamaha Musica Italia S P A Combo Division Viale Italia 88 20020 Lainate Milano Italy Tel 02 935 771 SPAIN PORTUGAL Yamaha Hazen Misica S A Ctra de la Coruna km 17 200 28230 Las Rozas Madrid Spain Tel 91 639 8888 SWEDEN Yamaha Scandinavia AB J A Wettergrens Gata 1 Box 30053 S 400 43 Goteborg Sweden Tel 031 89 34 00 DENMARK YS Copenhagen Liaison Office Generatorvej 8B DK 2730 Herlev Denmark Tel 44 92 49 00 NORWAY Norsk filial av Yamaha Scandinavia AB Grini Nzringspark 1 N 1345 ster s Norway Tel 67 16 77 70 OTHER EUROPEAN COUNTRIES Yamaha Music Central Europe GmbH Siemensstrafe 22 34 25462 Rellingen Germany Tel 49 4101 3030 AFRICA Yamaha Corporation Asia Pacific Music Marketing Group Nakazawa cho 10 1 Hamamatsu Japan 430 8650 Tel 81 53 460 2313 MIDDLE EAST TURKEY CYPRUS Yamaha Music Central Europe GmbH Siemensstrafe 22 34 25462 Relling
5. 600 ohms Mics 15 5 mV 155 mV XLR 3 31type 3 k ohms Lk balanced 600 ohms Lines 16 dBu 4 dBu balanced S 123 mV 1 23 V Z 10 dBu 30 dBu I 2 45 V 24 5 V 1 0 dBu is referenced to 0 775 Vrms Output Characteristics 3 os Actual Source For Use With Output Level 1 Connector In 5 Impedance Nominal Nominal Max before Clip Amplifier unit e Euroblock connectors i T balanced o 4 dBu 24 dBu 150 ohms 10 k ohms Lines 1 23 V 12 3 V D SUB 25P female connector balanced a 1 0 dBu is referenced to 0 775 Vrms U 2 D sub 25pin Assignment Table Output Ch Signal P Open GND ee 1 1 2 3 4 5 6 7j 8 0000000000000 Hot 24 10 21 7 18 4 15 1 2 5 8 11 16 EEN Pin 13 E ATEM Cold 12 23 9 20 6 17 3 14 19 22 25 WR 14 Specifications and descriptions in this owner s manual are for information purposes only Yamaha Corp reserves the right to change or modify products or specifications at any time without prior notice Since specifications equipment or options may not be the same in every locale please check with your Yamaha dealer Die technischen Daten und Beschreibungen in dieser Bedienungsanleitung dienen nur der Information Yamaha Corp beh lt sich das Recht vor Produkte oder deren technische Daten jederzeit ohne vorherige Ank ndigung zu ver ndern oder zu modifizieren Da die tec
6. 9693 5111 COUNTRIES AND TRUST TERRITORIES IN PACIFIC OCEAN Yamaha Corporation Asia Pacific Music Marketing Group Nakazawa cho 10 1 Hamamatsu Japan 430 8650 Tel 81 53 460 2313 HEAD OFFICE Yamaha Corporation Pro Audio amp Digital Musical Instrument Division Nakazawa cho 10 1 Hamamatsu Japan 430 8650 Tel 81 53 460 2441 d Yamaha Manual Library TE d http www2 yamaha co jp manual english U R G Pro Audio amp Digital Musical Instrument Division Yamaha Corporation 2004 Yamaha Corporation WD03290 402MWZC1 3 01A0 Printed in Indonesia
7. CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER OR BACK NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL The above warning is located on the top of the unit zl OO OO P GO MA 10 Explanation of Graphical Symbols The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated dangerous voltage within the product s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance servicing instructions in the literature accompanying the product IMPORTANT SAFETY INSTRUCTIONS 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 manufacturer s 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
8. Tighten the INPUT 1 8 connectors screws to secure the wires These balanced XLR 3 31 type connectors are used to input analog signals to the corresponding channels D sub 25pin connector Using the optional I O card MY8 AD96 you can connect to the Yamaha DM2000 Digital Mixer Connection Example Connecting to the DM2000 You can connect the device to Yamaha digital audio D sub 25 pin cable equipment using the D sub 25 pin connector For connection to the DM2000 you will need the optional I O card MY8 AD96 I Optional UO card MY8 AD96 Digital mixer DM2000 MLA8 amp OUT PUT m MIC LINE AMPLIFIER MLAS Specifications Electrical Characteristics Conditions MIN TYP MAX UNIT 20 Hz 20 k Hz 14 dBu 10 k ohms 01 GAIN Maximum i Total Harmonic Distortion THD N 20 Hz 20 k Hz 14 dBu 10 k ohms 0 01 GAIN Minimum i R 20 Hz 20 k Hz 4 dBu 10 k ohms GAIN Maximum SN a ER Frequency Response 20 Hz 20 k Hz 4 dBu 10 k ohms js 0 0 5 dB GAIN Minimum PAD OFF GAIN Maximum WE dB Sensitivity 60 dBu 68 dB S N R Hum amp Noise 20 Hz 20 k Hz PAD ON GAIN Maximum 99 dB Sensitivity 34 dBu 65 dB S N i PAD OFR GAIN Minimum 108 Rs 150 oh dB d cd Sensitivity 16 dBu 92
9. en Germany Tel 04101 3030 OTHER COUNTRIES Yamaha Music Gulf FZE LB21 128 Jebel Ali Freezone P O Box 17328 Dubai U A E Tel 971 4 881 5868 ASIA THE PEOPLE S REPUBLIC OF CHINA Yamaha Music amp Electronics China Co Ltd 25 F United Plaza 1468 Nanjing Road West Jingan Shanghai China Tel 021 6247 2211 INDONESIA PT Yamaha Music Indonesia Distributor PT Nusantik Gedung Yamaha Music Center Jalan Jend Gatot Subroto Kav 4 Jakarta 12930 Indonesia Tel 21 520 2577 KOREA Yamaha Music Korea Ltd Tong Yang Securities Bldg 16F 23 8 Yoido dong Youngdungpo ku Seoul Korea Tel 02 3770 0660 MALAYSIA Yamaha Music Malaysia Sdn Bhd Lot 8 Jalan Perbandaran 47301 Kelana Jaya Petaling Jaya Selangor Malaysia Tel 3 78030900 SINGAPORE Yamaha Music Asia Pte Ltd No 11 Ubi Road 1 No 06 02 Meiban Industrial Building Singapore Tel 747 4374 TAIWAN Yamaha KHS Music Co Ltd 3F 6 Sec 2 Nan Jing E Rd Taipei Taiwan 104 R O C Tel 02 2511 8688 THAILAND Siam Music Yamaha Co Ltd 891 1 Siam Motors Building 15 16 floor Rama 1 road Wangmai Pathumwan Bangkok 10330 Thailand Tel 02 215 2626 OTHER ASIAN COUNTRIES Yamaha Corporation Asia Pacific Music Marketing Group Nakazawa cho 10 1 Hamamatsu Japan 430 8650 Tel 81 53 460 2317 OCEANIA AUSTRALIA Yamaha Music Australia Pty Ltd Level 1 99 Queensbridge Street Southbank Victoria 3006 Australia Tel 3
10. etween the S N ratio and the dynamic range adjust the gain so that the Peak indicator comes on just as the signal approaches its maximum level Security cover This device has two holes for installing the protective cover on each side of the front panel size M3 distance between holes 423mm To prevent operation errors and inadvertent changes you can attach a user made cover to the front panel Yamaha however does not make a security cover for the device If you attach such a cover yourself make sure that the securing screws do not protrude inside the front panel by more than 15mm To avoid the cover touching the knob be sure to leave a space of about 20mm between the front panel and the cover MIC LINE AMPLIFIER MLAS Rear Panel m Z Wa dt 9 Q AC IN connector 9 OUTPUT connectors Connect the included power cord here First connect the There are two types of balanced output connectors power cord to the MLAS then insert the power cord plug Euroblock connectors and D sub 25 pin connector into the A tlet othe AC ule Euroblock connectors Be sure to use the included power cord The device has four Euroblock connectors with six pins N Use of other cords may result in These dual channel connectors consist of three pins malfunction heat generation or fire hot cold ground on each channel The supplied Euroblock plugs should be wired as shown
11. hnischen Daten das Ger t selbst oder Sonderzubeh r nicht in jedem Land gleich sind setzen Sie sich im Zweifel bitte mit Ihrem Yamaha H ndler in Verbindung Les caract ristiques techniques et les descriptions du mode d femploi ne sont donn es que pour information Yamaha Corp se r serve le droit de changer ou modifier les produits et leurs caract ristiques techniques tout moment sans aucun avis Du fait que les caract ristiques techniques les quipements et les options peuvent diff rer d fun pays l fautre adressez vous au distributeur Yamaha le plus proche Las especificaciones y descripciones de este manual del propietario tienen s lo el prop sito de servir como informaci n Yamaha Corp se reserva el derecho a efectuar cambios o modificaciones en los productos o especificaciones en cualquier momento sin previo aviso Puesto que las especificaciones equipos u opciones pueden no ser las mismas en todos los mercados solicite informaci n a su distribuidor Yamaha EJ MIC LINE AMPLIFIER ML A amp Dimensions 439 430 y 43 TA mam e r ge P Y e Occ 3755 353 5 348 D C q C D C qj C D C q C D C PE Ce Ki 4 amp 8 Unit mm When the included rubber feet are attached Wenn die mitgelieferten Gummif e angebracht wurden Lorsque les pieds en cao
12. or extended periods of time or during electrical storms e When removing the electric plug from the device or an outlet always hold the plug itself and not the cord Pulling by the cord can damage it e Before moving the device remove all connected cables e Do not expose the device to excessive dust or vibrations or extreme cold or heat such as in direct sunlight near a heater or in a car during the day to prevent the possibility of panel disfiguration or damage to the internal components Do not place the device in an unstable position where it might accidentally fall over Do not use the device in the vicinity of a TV radio stereo equipment mobile phone or other electric devices Otherwise the device TV or radio may generate noise XLR type connectors are wired as follows IEC60268 standard pin 1 ground pin 2 hot and pin 3 cold Yamaha cannot be held responsible for damage caused by improper use or modifications to the device Before connecting the device to other devices turn off the power for all devices Before turning the power on or off for all devices set all volume levels to minimum Handling caution Do not insert your fingers or hand in any gaps or openings on the device e Avoid inserting or dropping foreign objects paper plastic metal etc into any gaps or openings on the device If this happens turn off the power immediately and unplug the p
13. ower cord from the AC outlet Then have the device inspected by qualified Yamaha service personnel Do not rest your weight on the device or place heavy objects on it and avoid use excessive force on the buttons switches or connectors Always turn the power off when the device is not in use The performance of components with moving contacts such as switches volume controls connectors and fans deteriorates over time Consult qualified Yamaha service personnel about replacing defective components European models Purchaser User Information specified in EN55103 1 and EN55103 2 Inrush Current 2 A Conforms to Environments E1 E2 E3 and E4 voeem TAS M ar w Z Lu m Z Wa dt Introduction Thank you for choosing the Yamaha MLA8 mic line amplifier The MLA8 is an eight channel mic line amplifier The input section features balanced XLR connectors high quality mic preamps 48V phantom power per channel and support for both mic and line level inputs The output section features Euroblock connectors and a D sub 25 pin connector for compatibility with a wide variety of installations and applications including connection to the Yamaha DM2000 Digital Mixer In order to get the most out of your new MLA8 and its sophisticated functions we suggest you read through this manual thoroughly Also keep it in a safe convenient place so that you can regularly refer to it when necessary Table of con
14. ss filter HPF on or off for each channel cutting frequencies below 80Hz Press the button in to turn HPF on 26dB buttons Pressing this button turns on the attenuator for each channel attenuating the input signal level by 26dB 48V switches This switch supplies phantom power to pins 2 and 3 of the XLR type input connectors on each channel Turn this switch on if you are using condenser microphones requiring external 48V power with the INPUT XLR connector e To avoid damage to speakers be sure to turn off any connected amplifier or powered speakers before turning these switches on or off Be sure to leave these switches off if you do not need phantom power If you connect to an unbalanced device or to an ungrounded transformer while these switches are on it may result in humming noise or even damage Q PEAK indicators Light up in red when the signal level via the channel s GAIN control comes within 3dB of the clipping level Q SIGNAL indicators Light up in green when the signal level via the channel s GAIN control reaches within 10dB of the nominal rated level GAIN controls Adjust the gain applied to the input signal level If level is low e g mic input turn the 26dB button off and adjust the input levels from 60dBu to 16dBu If the signal level is high e g line input turn the 26dB button on and adjust the input levels from 34dBu to 10dBu BO To get the best balance b
15. suivante NORTH AMERICA CANADA Yamaha Canada Music Ltd 135 Milner Avenue Scarborough Ontario MIS 3RI Canada Tel 416 298 1311 U S A Yamaha Corporation of America 6600 Orangethorpe Ave Buena Park Calif 90620 U S A Tel 714 522 9011 CENTRAL amp SOUTH AMERICA MEXICO Yamaha de Mexico S A De C V Departamento de ventas Javier Rojo Gomez No 1149 Col Gpe Del Moral Deleg Iztapalapa 09300 Mexico D F Tel 55 5804 0600 BRAZIL Yamaha Musical do Brasil LTDA Av Rebougas 2636 S o Paulo Brasil Tel 011 3085 1377 ARGENTINA Yamaha Music Latin America S A Sucursal de Argentina Viamonte 1145 Piso2 B 1053 Buenos Aires Argentina Tel 1 4371 7021 PANAMA AND OTHER LATIN AMERICAN COUNTRIES CARIBBEAN COUNTRIES Yamaha Music Latin America S A Torre Banco General Piso 7 Urbanizaci n Marbella Calle 47 y Aquilino de la Guardia Ciudad de Panam Panam Tel 4 507 269 5311 EUROPE THE UNITED KINGDOM Yamaha Kemble Music U K Ltd Sherbourne Drive Tilbrook Milton Keynes MK7 8BL England Tel 01908 366700 GERMANY Yamaha Music Central Europe GmbH Siemensstrafe 22 34 25462 Rellingen Germany Tel 04101 3030 SWITZERLAND LIECHTENSTEIN Yamaha Music Central Europe GmbH Branch Switzerland Seefeldstrasse 94 8008 Z rich Switzerland Tel 01 383 3990 AUSTRIA Yamaha Music Central Europe GmbH Branch Austria Schleiergasse 20 A 1100 Wien Austria Tel 01 6
16. tents Controls and Connectors 5 Connection Example 6 Specifications 19 Dimensions 21 e Illustrations in this manual are for explanatory purposes only and may not match the actual appearance of the product during operation e Company names and product names used in this Owner s Manual are trademarks or registered trademarks of their respective owners e Yamaha Pro Audio global web site http www yamahaproaudio com MIC LINE AMPLIFIER MLAS Controls and Connectors Front Panel ar w Z Lu YAMAHA m m PEAK E A m PEAK PEAK F SIGNAL EZH sicnaL 2 3 e ZS ai EZA von tous xke Ge OFF ON E can WEN e can WEM EXE GAIN WEIN o NU Ei PEAK E PEAK Ei PEAK PEAK 5 6 7 8 E BED sau o A BED du GA yk C 9 D 9x C 9 ox Im m 5 EID i ES FEL ie FEL MM PELA 2 3 60 GAIN WEN GAIN WEN GAIN CH GAIN WE POWER switch and indicator This switch turns the power on or off Press the switch in to turn it on the Power indicator lights A To avoid loud noise from the speakers first turn on the power to the connected devices that are closest to the sound source Example Sound source MLA8 Mixer Power amplifier To turn off the power to the system reverse the order described above O 80 buttons This button switches the high pa
17. trip over or roll anything over it Do not open e Do not open the device or attempt to disassemble the internal parts or modify them in any way The device contains no user serviceable parts If it should appear to be malfunctioning discontinue use immediately and have it inspected by qualified Yamaha service personnel AN CAUTION Always follow the basic precautions listed below to avoid the possibility of physical injury to you or others or damage Do not expose the device to rain use it near water or in damp or wet conditions or place containers on it containing liquids which might spill into any openings e Never insert or remove an electric plug with wet hands If you notice any abnormality e f the power cord or plug becomes frayed or damaged or if there is a sudden loss of sound during use of the device or if any unusual smells or smoke should appear to be caused by it immediately turn off the power Switch disconnect the electric plug from the outlet and have the device inspected by qualified Yamaha service personnel e If this device should be dropped or damaged immediately turn off the power switch disconnect the electric plug from the outlet and have the device inspected by qualified Yamaha service personnel to the device or other property These precautions include but are not limited to the following Power supply Power cord e Remove the electric plug from the outlet when the device is not to be used f
18. utchouc fournis sont fix s Cuando se colocan los apoyos de goma incluidos If you do not intend to rack mount the MLAS attach the included rubber feet to the bottom surface of the device Attach the rubber feet in the positions marked by small circles on the bottom Wenn Sie keine Rack Montage des MLAS beabsichtigen befestigen Sie die mitgelieferten Gummif fie an der Ger teunterseite Befestigen Sie die Gummifiife an den Positionen an der Unterseite die durch kleine Kreise markiert sind Si vous n avez pas l intention de monter le MLAS en b ti fixez les pieds en caoutchouc fournis sur la partie inf rieure de l appareil Fixez les pieds en caoutchouc aux positions marqu es par des petits cercles sur la partie inf rieure Si no va a montar el MLAS en un bastidor coloque en la superficie inferior del aparato los apoyos de goma que se incluyen Coloque los apoyos de goma en las posiciones marcadas con pequefios c rculos en la parte inferior del aparato MIC LINE AMPLIFIER M LAS ESPANOL FRAN AIS DEUTSCH ENGLISH For details of products please contact your nearest Yamaha representative or the authorized distributor listed below Die Einzelheiten zu Produkten sind bei Ihrer unten aufgef hrten Niederlassung und bei Yamaha Vertragshandlern in den jeweiligen Bestimmungslindern erh ltlich Pour plus de d tails sur les produits veuillez vous adresser Yamaha ou au distributeur le plus proche de vous figurant dans la liste
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