MA6900の取扱説明書・マニュアル [全24ページ 9.57MB]
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12Front Panel Controls, Push-Buttons and SwitchPOWERswitch turnsall AC powercompletelyON or OFFMONO push-buttoncombines the left andright channel signals forMono operationVOLUME controlallows adjustment ofthe listening level forboth channelsThe BALANCE controlallows adjustment ofthe relative volume bal-ance between channelsMUTE push-buttonmutes the listeningaudioSTANDBY/ONpush-button turnsthe MA6900 ON,or OFF (Standby)IR Sensorreceivescommandsfrom a re-mote con-trolHEADPHONES jackallows connection ofStereo Headphones forprivate listeningMETER indicates theLeft Channel PowerOutput of the amplifierPOWER GUARDLEDs light when theamplifier's channelPOWER GUARDcircuit activatesMETER indicates theRight Channel PowerOutput of the amplifierLOUDNESSprovides fre-quency re-sponse con-toured to com-pensate for thebehavior of thehuman ear atsofter listeninglevelsOUTPUTS 1and 2 push-buttons turn theSpeakers andPreamplifierOutputs On orOffSelect any oneof the six Audiosignal sourcesEqualizer provides12dB of boost or cutat the center frequen-cies indicated aboveeach control
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このマニュアルの目次
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1 .MA6900Owner's ManualMcInt...MA6900Owner's ManualMcIntosh Laboratory, Inc. 2 Chambers Street Binghamton, New York 13903-2699 Phone: 607-723-3512 FAX: 607-724-0549Integrated Amplifier
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2 .2IMPOR TANT SAFETYINSTRU...2IMPOR TANT SAFETYINSTRUCTIONS!PLEASE READ THEM BEFOREOPERATING THIS EQUIPMENT.WARNING - TO REDUCE RISK OFFIRE OR ELECTRICAL SHOCK, DONOT EXPOSE THIS EQUIPMENT TORAIN OR MOISTURE.The lightning flash with arrowhead,within an equilateral triangle, is intend...
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3 .3Customer ServiceTechnica...3Customer ServiceTechnical AssistancePlease Take A MomentThank YouCopyright 2004 © by McIntosh Laboratory, Inc.The serial number, purchase date and McIntosh dealername are important to you for possible insurance claim orfuture service. The spaces below hav...
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4 .4Performance FeaturesIntr...4Performance FeaturesIntroduction and Performance FeaturesIntroduction•Power OutputThe MA6900 consists of two separate power amplifierchannels, each capable of 200 watts into 2, 4 or 8 ohmspeakers with less than 0.005% distortion.•Electronic Input Switchin...
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5 .5MA6900 DimensionsThe fol...5MA6900 DimensionsThe following dimensions can assist in determining thebest location for your MA6900. There is additional infor-mation on the next page pertaining to installing theMA6900 into cabinets.MA6900 Dimensions17- 1/2 "44.45cm 7 - 5/8 "19.37cm 3...
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6 .6InstallationThe MA6900 c...6InstallationThe MA6900 can be placed upright on a table or shelf,standing on its four feet. It also can be custom installed in apiece of furniture or cabinet of your choice. The four feetmay be removed from the bottom of the MA6900 when itis custom instal...
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7 .7MA6900 Rear Panel Connec...7MA6900 Rear Panel Connections and SwitchMain Fuse holder,refer to informationon the back panelof your MA6900 todetermine the cor-rect fuse size andratingRight OUTPUTConnections for2, 4 or 8 ohmloudspeakersLeft OUTPUTConnections for2, 4 or 8 ohmloudspeaker...
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8 .8How to Connect Loudspeak...8How to Connect LoudspeakersCaution: The supplied AC Power Cord should not beconnected to the Rear Panel of the MA6900Amplifier until after the Loudspeaker Connectionshave been made. Failure to observe this couldresult in Electric Shock.1. Prepare the Loud...
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9 .9How to Connect Audio Com...9How to Connect Audio Components1. Connect an Audio Cable from the McIntosh CD PlayerAudio Outputs to the MA6900 CD2 INPUTS.2. Connect an Audio Cable from a McIntosh Tuner 1 Out-puts to the MA6900 TUNER INPUTS.3. Connect an Audio Cable from a Turntable to ...
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10 .10How to Connect for Vide...10How to Connect for Video SwitchingHow to Connect for Video Switching1. Connect a Data cable from the MA6900 VIDEO DATAPORT to the Audio/Video Selector Data In jack.2. Connect the Audio/Video Selector Control Center Au-dio Outputs to the MA6900 VIDEO INPU...
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11 .11How to Connect for a Se...11How to Connect for a Second RoomHow to Connect for a Second Room1. Connect Audio Cables from the MA6900 OUTPUTS 2to the Second Power Amplifier Inputs.2. Connect Hookup Cables from the Second Power Am-plifier to the loudspeakers. Refer to page 8 in thisOw...
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12 .12Front Panel Controls, P...12Front Panel Controls, Push-Buttons and SwitchPOWERswitch turnsall AC powercompletelyON or OFFMONO push-buttoncombines the left andright channel signals forMono operationVOLUME controlallows adjustment ofthe listening level forboth channelsThe BALANCE con...
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13 .13How to OperateHow to Op...13How to OperateHow to OperatePower OnPress the POWER switch to ON. The Red LED above theSTANDBY/ON push-button, lights toindicate the MA6900 is in Standbymode. To turn On the MA6900, pressthe STANDBY/ON push-button. TheMUTE LED will light for approxi-mate...
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14 .14How to Operate, con'tOu...14How to Operate, con'tOutputs 1 and 2Press OUTPUTS Push-button 1 to switch the Speakers Onor Off. Thepush-buttonsalso switch thePreamplifierOUTPUTS 1and 2 On or Offfor connection to external Power Amplifier(s). Press eitherpush-button individually, or bot...
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16 .16Remote Control Push-But...16Remote Control Push-ButtonsSelects one of the twelveHigh Level Audio/VideoSources or Phono InputTurns AC Power ON or OFF to cer-tain McIntosh Components whenconnected via the Data PortAdjusts the volumelevel up or downSelects Disc Player, MusicServer or ...
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17 .17How to Operate by Remot...17How to Operate by Remote ControlThe supplied remote control is capable of directly control-ling the functions of contemporary McIntosh Source Com-ponents connected to the MA6900. Earlier McIntoshsource components and other brand source components canbe c...
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18 .18Technical DescriptionMc...18Technical DescriptionMcIntosh Laboratory, the company who introduced theworld's first amplifier that could be called "High Fidelity",has done it again. The McIntosh engineering staff has cre-ated a power amplifier without compromise, using the mostadvanc...
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19 .19Technical Descriptionma...19Technical Descriptionmagnetic field. The force of the field causes the leads tobend and contact one another inside the sealed glass tube.The inert gas eliminates corrosion of the contacts and in-sures a low resistance, distortion free switch.All inputs, ...
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20 .20Input Test SignalFigure...20Input Test SignalFigure 14Without Power GuardFigure 15Top Inside View of the MA6900Figure 12Figure 13ance points of two ohms, four ohms and eight ohms. Theunequaled expertise of McIntosh in the design and manu-facturing of autoformers is legendary in the...
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21 .21Figure 16With Power Gua...21Figure 16With Power GuardPG light and a dynamic elec-tronic attenuator at the amplifierinput reduces the input volumejust enough to prevent any fur-ther increase in distortion. ThePower Guard circuit acts so fastthat there are absolutely no au-dible side...
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22 .22SpecificationsSpecifica...22SpecificationsSpecificationsPower OutputMinimum sine wave continuous average power output perchannel, all channels operating is:200 watts into 2 ohm load200 watts into 4 ohm load200 watts into 8 ohm loadRated Power Band20Hz to 20,000HzTotal Harmonic Dist...
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23 .23Packing InstructionsPac...23Packing InstructionsPacking InstructionsIn the event it is necessary to repack the equipment forshipment, the equipment must be packed exactly as shownbelow. It is very important that the four plastic feet are at-tached to the bottom of the equipment. T...
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24 .McIntosh Part No. 0409910McIntosh Part No. 04099100McIntosh Laboratory, Inc.2 Chambers StreetBinghamton, NY 13903The continuous improvement of its products isthe policy of McIntosh Laboratory Incorporatedwho reserve the right to improve design withoutnotice.Printed in the U.S.A.
