Peavey MMA 800T User's Manual
Contents
1. OUTPUTS Main 4 dBu 600 ohms balanced AUX 3 dBu 10 K ohms unbalanced CONTROLS 9 input gain controls 1 bass control 1 treble control 1 contour switch 1 master gain control 1 power switch I EQ defeat switch INDICATORS Power LED Activity LED PROTECTION AC line fuse external CONNECTORS PGM input bridge in out AUX out RCA phono jack Ports 1 8 card edge connector 600 ohm output screw terminals Muting screw terminals AC line cord SJT 3 prong AC outlet 3 prong POWER CONSUMPTION Domestic 120 V AC 60 Hz 15 watts Export 220 230 240 V AC 50 60 Hz 15 watts DIMENSIONS 3 50 H x 17 W x 7 75 D WEIGHT 10 Ibs COLOR Gray OTHER FEATURES Output disconnected for 5 seconds after power on A Due to our efforts for constant improvements features and specifications listed herein are subject to change without notice 6 MODULE INPUTS 100mV 10K O N MUTE2 MUTE GND PROGRAM INPUT Block Diagram RELAY BRIDGE IN OUT 100mV 3 3K 1 095V 600 Q EQ BYPASS AUX OUT 6000 HI S gt MIX OUT VW EI RELAY LEVEL LEVEL LEVEL Oo Oo 150mV 10K O MUTE LEVEL EXTERNAL EI CS MASTER VOLUME MASTER VOLUME2. Hazard and Grounding Power supply cords should always be handled carefully Never walk or place equipment on power supply cords Periodically check cords for cuts or signs of stress especially at the plug and the point where the cord exits the unit The power supply cord should be unplugged when the unit is to be unused for long periods of time If this product is to be mounted in an equipment rack rear support should be provided Metal parts can be cleaned with a damp rag The vinyl covering used on some units can be cleaned with a damp rag or an ammonia based household cleaner if necessary Disconnect unit from power supply before cleaning Care should be taken so that objects do not fall and liquids are not spilled into the unit through the ventilation holes or any other openings This unit should be checked by a qualified service technician if a The power supply cord or plug has been damaged b Anything has fallen or been spilled into the unit c The unit does not operate correctly d The unit has been dropped or the enclosure damaged The user should not attempt to service this equipment All service work should be done by a qualified service technician This product should be used only with a cart or stand that is recommended by Peavey Electronics Exposure to extremely high noise levels may cause a permanent hearing loss Individuals vary considerably in susceptibility to noise induced hearing loss but nearly everyone will lo
3. WARNING DO NOT ATTEMPT TO INSTALL THIS UNIT WHILE IT OR ANY CONNECTING UNITS ARE POWERED ON RISK OF ELECTRICAL SHOCK EXISTS IF ALL UNITS ARE NOT POWERED OFF DURING INSTALLATION TO PREVENT ELECTRICAL SHOCK OR FIRE HAZARD DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOIS TURE ACTIVITY D E 6000 LO FS GND For further information on other Peavey Architectural Acoustics products ask your Authorized Peavey Sound Contractor for the appropriate Peavey Architectural Acoustics catalog publication The BluePrint Commercial Sound For Permanent Installations Engineered Sound Products For Permanent Installations A Be sure to ask about products in the following categories Modular Series Mixer Mixer Amplifiers Rack Kits for MA Series Products Wall Mount Mixer Amplifiers Non powered Mixers Powered Mixers Equalizers Analog Equalizers Programmable Electronic Crossover Delay Processors Power Amplifiers Loudspeaker Systems Acoustical Components Utility Amplifiers Mixer Amplifiers Rack Kits for UMA Series Products Telephone Paging Zone Paging Systems Mixers and Mixing Consoles Power Amplifiers Loudspeaker Systems Microphones 9 LIMITED WARRANTY Peavey Electronics Corporation warrants to the original purchaser of this new Architectural Acoustics product that it is free from defects in material and workmanship If within one 1 year from date of purchase a properly installed product proves to be defective and Pea
4. high frequency response Clockwise rotation boosts highs while counterclockwise rotation provides a cut reduction of the high frequencies 10 dB MASTER 4 Controls the overall volume level of the system PROGRAM LEVEL CONTROL 5 Controls the signal level of the program input CONTOUR SWITCH 6 The in position of this switch provides a 6 dB boost at 100 Hz and 6 dB boost at 10 kHz The out position removes boost from the system EQ BYPASS 7 The in position of this switch bypasses bass and treble equalization The out position allows operation of the equalization POWER ON LED 8 Indicates when AC power is being supplied to the unit ACTIVITY LED 9 Indicates output level from the master mixing stage The LED illuminates when signal level is approximately 25 dB below rated output POWER SWITCH 10 Depress to on position to turn on REAR PANEL AC OUTLET unswitched 11 Provides AC power for auxiliary equipment with a power consumption of no more than 300 watts Using this outlet for equipment with total power consumption ratings of more than 300 watts can create a fire or shock hazard MAINS POWER CORD 12 Connect to 120V AC power source This cord is fitted with a standard two prong power plug with an integral large ground pin For your safety we have incorporated a 3 wire line mains cable with proper grounding facilities It is not advisable to remove the ground pin under any circums
5. Cover for MMA 800T 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 Intended to alert the user of the presence of important operating and maintenance servicing instructions in the literature accompanying the product CAUTION Risk of electrical shock DO NOT OPEN CAUTION To reduce the risk of electric shock do not remove cover No user serviceable parts inside Refer servicing to qualified service personnel WARNING To prevent electrical shock or fire hazard do not expose this appliance to rain or moisture Before using this appliance read the operating guide for further warnings Este s mbolo tiene el prop sito de alertar al usuario de la presencia de voltaje peligroso que no tiene aislamiento dentro de la caja del producto que puede tener una magnitud suficiente como para constituir riesgo de corrientazo Este s mbolo tiene el prop sito de alertar al usario de la presencia de instruccones importantes sobre la operaci n y mantenimiento en la literatura que viene con el producto PRECAUCION Riesgo de corrientazo No abra PRECAUCION Para disminuir el riesgo de corrientazo no abra la cubierta No hay piezas adentro que el usario pueda reparar Deje todo mantenimiento a los t cnicos calificados ADVERTENCIA Para evitar corrientazos o peligro de incendio no deje exp
6. ORSICHT Um das Risiko eines elektrischen Schlages zu vermeiden nicht die Abdeckung enfernen Es befinden sich keine Teile darin die vom Anwender repariert werden k nnten Reparaturen nur von qualifiziertem Fachpersonal durchf hren lassen ACHTUNG Um einen elektrischen Schlag oder Feuergefahr zu vermeiden sollte dieses Ger t nicht dem Regen oder Feuchtigkeit ausgesetzt werden Vor Inbetriebnahme unbedingt die Bedienungsanleitung lesen FEATURES 9 channel mixing system Contour switch special equalization 20 20 kHz frequency response Bass and treble controls Bridging input output Plug in module capability Dedicated program input Rack mountable or stand along package GENERAL DESCRIPTION The Architectural Acoustics MMA 800T is a high quality mixer preamp with nine input channels Each channel provides a level control and the master output section features bass and treble EQ controls defeatable and special equalization contour The MMA SOOT provides unmatched application flexibility with an array of optional plug in modules allowing each system to be tailor made for specialized installations Input modules may be loaded in as required for varying sound reinforcement applications number of input channels special functions etc The program input includes a level control and is totally separate from the other eight channels External signals may be patched in at this point as a system auxiliary input
7. or the ninth input channel Signals appearing at this input are routed directly to the master summing amplifier stage and are mixed with signals from the other eight channels Systems requiring a single input may use the program input making the purchase of an input module unnecessary The program level control regulates the level of this input and the signal is routed through the system bass and treble controls The MMA 800T is packaged as a stand alone unit but will also rack mount into a standard 19 rack with an optional rack mount kit FRONT PANEL CHANNEL LEVEL CONTROL 1 Controls the signal level at the channel input SE LA Si SC SE sd Qi eg LT KZ y j 7 8 2 te i 1 E ar 7 4 4 I S gt E MADE IN U S A tg WA Wi Wi g N Ze N w x N 10 0 10 gt Gs ARCHITECTURAL CHANNEL 1 CHANNEL 2 CHANNEL 3 r CHANNEL 4 SEE TELS 5 5 5 5 IN BYPAS Ee Ges ES ple eos mm OUT m EQIN De ee ye i 7 A POWER d 5 V S S 5 gt S h MMA 800T POWER S e BYPAS 9 ACTIVITY 8CHANNELMODULAR 0 10 0 10 1 1 10 MIXERIPRE AMPLIFIER CHANNEL 5 CHANNEL 6 CHANNEL 7 CHANNEL 8 PROGRAM 4 LOW EQ CONTROL BASS 2 Active equalization control that adjusts the low frequency response Clockwise rotation boosts lows while coun terclockwise rotation provides a cut reduction of the low frequencies 10 dB HIGH EQ CONTROL TREBLE 3 Active equalization control that adjusts the
8. se some hearing if exposed to sufficiently intense noise for a sufficient time The U S Government s Occupational Safety and Health Administration OSHA has specified the following permissible noise level exposures Duration Per Day In Hours Sound Level dBA Slow Response 8 90 6 92 4 95 3 97 2 100 11 2 102 1 105 1 2 110 1 4 or less 115 According to OSHA any exposure in excess of the above permissible limits could result in some hearing loss Ear plugs or protectors in the ear canals or over the ears must be worn when operating this amplification system in order to prevent a permanent hearing loss if exposure is in excess of the limits as set forth above To ensure against potentially dangerous exposure to high sound pressure levels it is recommended that all persons exposed to equipment capable of producing high sound pressure levels such as this amplification system be protected by hearing protectors while this unit is in operation SAVE THESE INSTRUCTIONS 11 A FPENEY ARCHITECTURAL ACOUSTICS Features and specifications subject to change without notice Peavey Electronics Corporation 711 A Street Meridian MS 39301 U S A 601 483 5365 Fax 486 1278 1995 80302328 Printed in U S A 12 95
9. tances If it is necessary to use the equipment without proper grounding facilities suitable grounding adaptors should be used Less noise and greatly reduced shock hazard exists when the unit is operated with the proper grounded receptacles ION OF ADM Ge PEAVEY ELECTRONICS CORP MERIDIAN MS MADE IV U S A PATENT PENDING 4 A 4 FUSE 13 WARNING THE FUSE SHOULD ONLY BE REPLACED WHEN THE POWER CORD A HAS BEEN DISCONNECTED FROM ITS POWER SOURCE The fuse is located within the cap of the fuseholder If the fuse should fail IT MUST BE REPLACED WITH THE SAME TYPE AND VALUE IN ORDER TO AVOID DAMAGE TO A THE EQUIPMENT AND TO PREVENT VOIDING THE WARRANTY If the amp repeatedly blows fuses it should betaken to a qualified service center for repair MODULE INPUT PORTS 14 Accepts plug in modules for all eight channels Modules are optional and should be selected by installation requirements NOTE All modules will function in any of the eight ports MUTE 15 Plug in modules are available with muting function The mute lines may be activated with an external switch at this point REMOTE MASTER VOLUME 16 Connect a 10 KB linear potentiometer across these terminals to allow remote control of the amplifier For best results turn the front panel Master level control full clockwise Refer to wiring diagram for connection details Remote Volume 10 K Linear Taper LO HI Potentiometer S OUTPUTS 17 A 600 ohm
10. ted to the cause of action This limitation of liability will not apply to claims for personal injury or damage to real property or tangible personal property allegedly caused by Peavey s negligence For information on service under this warranty call a Peavey customer service representative at 601 483 5376 10 IMPORTANT SAFETY INSTRUCTIONS WARNING When using electric products basic cautions should always be followed including the following DE OD e Get 10 11 12 13 14 15 16 17 18 Read all safety and operating instructions before using this product All safety and operating instructions should be retained for future reference Obey all cautions in the operating instructions and on the back of the unit All operating instructions should be followed This product should not be used near water i e a bathtub sink swimming pool wet basement etc This product should be located so that its position does not interfere with its proper ventilation It should not be placed flat against a wall or placed in a built in enclosure that will impede the flow of cooling air This product should not be placed near a source of heat such as a stove radiator or another heat producing amplifier Connect only to a power supply of the type marked on the unit adjacent to the power supply cord Never break off the ground pin on the power supply cord For more information on grounding write for our free booklet Shock
11. transformer balanced output is provided via screw terminals at this point AUX OUT 18 Provides an unbalanced output via RCA jack for use with external equipment such as tape decks power amps etc BRIDGE IN OUT 19 This jack may be used as a mixing input output point when the similar terminal of another amplifier is connected to this terminal A separate tape recording output may be taken from this point without interaction of EQ and Master level control PROGRAM IN 20 Accepts signals from other sources such as another mixer or mixer amplifier CD player or tuner Signal level at this input in controlled by the Program level control and is fed to the Master output The Program In may be regarded as channel nine without plug in module capability NOTE This input is muted whenever the mute 1 line is grounded SPECIFICATIONS OUTPUT POWER 4 dBm rated output 17 dBm maximum POWER BANDWIDTH 40 Hz to 20 kHz 17 dBm gt 0 5 THD FREQUENCY RESPONSE 20 Hz to 20 kHz 1 dB THD 0 05 at 1 kHz rated output S N RATIO Master Volume Min 100 dB Master Volume Max 77 dB TONE CONTROLS Bass 10 dB 100 Hz Treble 10 dB 10 kHz CONTOUR 6 dB 100 Hz 6 dB 10 kHz INPUTS Eight input ports each accepts any input output module one dedicated program input dual RCA phono jacks bridge in out INPUT SENSITIVITY Ports 1 8 100 mV 10 K ohms Bridge in out 100 mV 3 3 K ohms PGM In 150 mV 10 K ohms
12. uesto a la lluvia o humedad este aparato Antes de usar este aparato lea mas advertencias en la guia de operaci n Ce symbole est utilis pur indiquer l utilisateur la pr sence l int rieur de ce produit de tension non isol e dangereuse pouvant tre d intensit suffisante pour constituer un risque de choc lectrique Ce symbole est utilis pour indiquer l utilisateur qu il ou qu elle trouvera d importantes instructions sur l utilisation et l entretien service de l appareil dans la litt rature accompagnant le produit ATTENTION Risques de choc lectrique NE PAS OUVRIR ATTENTION Afin de r duire le risque de choc lectrique ne pas enlever le couvercle Il ne se trouve l int rieur aucune pi ce pouvant tre r par e par l utilisateur Confier l entretien un personnel qualifi AVERTISSEMENT Afin de pr venir les risques de d charge lectrique ou de feu n exposez pas cet appareil la pluie ou a l humidit Avant d utiliser cet appareil lisez les avertissements suppl mentaires situ s dans le guide Dieses Symbol soll den Anwender vor unisolierten gef hrlichen Spannungen innerhalb des Geh uses warnen die von Ausreichender St rke sind um einen elektrischen Schlag verursachen zu k nnen Dieses Symbol soll den Benutzer auf wichtige Instruktionen in der Bedienungsanleitung aufmerksam machen die Handhabung und Wartung des Produkts betreffen VORSICHT Risiko Elektrischer Schlag Nicht ffnen V
13. vey is notified Peavey will repair or replace it at no charge Note Batteries and patch cords not covered Original purchaser means the customer for whom the product is originally installed Damage resulting from improper installation interconnection of a unit or system of another manufacturer accident or unreasonable use neglect or any other cause not arising from defects in material and workmanship is not covered by this warranty The warranty is valid only as to products purchased and installed in the United States and Canada THIS LIMITED WARRANTY IS IN LIEU OF ANY AND ALL WARRANTIES EXPRESSED OR IMPLIED INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR USE UNDER NO CIRCUMSTANCES WILL PEAVEY BE LIABLE FOR ANY LOST PROFITS LOST SAVINGS INCIDENTAL DAMAGES OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OR INABILITY TO USE THE PRODUCT EVEN IF PEAVEY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE THIS LIMITED WARRANTY IS THE ONLY EXPRESSED WARRANTY ON THIS PRODUCT AND NO OTHER STATE MENT REPRESENTATION WARRANTY OR AGREEMENT BY ANY PERSON SHALL BE VALID OR BINDING UPON PEAVEY Peavey s liability to the original purchaser for damages for any cause whatsoever and regardless of the form of action is limited to the actual damages up to the greater of Five Hundred Dollars 500 or an amount equal to the purchase price of the product that caused the damage or that is the subject of or is directly rela
Download Pdf Manuals
Related Search