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Owner’s Manual

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Keep This Manual For Future Reference.

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Summary of Contents for EMX 68S

Page 1: ...Owner s Manual E Keep This Manual For Future Reference ...

Page 2: ...tput level is 4dB Level Meter 0 the internal power amplifier will deliver 80W into a 4Ω load If the output level is 11dB LIMITER indicator lights the internal amplifier will deliver a maximum of 400W into a 4Ω load If you are using the BRIDGE jack the internal power amplifier will deliver 160W into an 8Ω load with a 4dB signal and a maximum of 800W into an 8Ω load with a 11dB signal E Note The SPE...

Page 3: ...X IN 2TR IN 2TR IN 2TR IN 10dBV 7 8dB 13 8dB 13 8dB 13 8dB 13 8dB FOOT SW PARAMETER PROGRAM TAP SW TAP IN L0 R0 10dB DIGITAL EFFECT MAIN L MAIN R EFFECT MONITOR MAIN L NON MUTE MAIN R NON MUTE MONITOR NON MUTE DIGITAL EFFECT ON 7 Stage GEQ 7 Stage GEQ 7 Stage GEQ 125Hz 250Hz 500Hz 1kHz 2kHz 4kHz 8kHz 125Hz 250Hz 500Hz 1kHz 2kHz 4kHz 8kHz 125Hz 250Hz 500Hz 1kHz 2kHz 4kHz 8kHz MAIN L 4dB SPEAKERS OU...

Page 4: ...ntact Yamaha Corporation of America Electronic Service Division 6600 Orangethorpe Ave Buena Park CA 90620 The above statements apply ONLY to those products distributed by Yamaha Corporation of America or its subsidiaries 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 vo...

Page 5: ...ruction fire or electrical shock may result If you notice any abnormality such as smoke odor or noise or if a foreign object or liquid gets inside the unit turn it off immediately Remove the power cord from the AC outlet Con sult your dealer for repair Using the unit in this condition is a fire and electrical shock hazard CAUTION Hold the power cord plug when disconnecting it from an AC outlet Nev...

Page 6: ...4 Precautions EMX88S EMX68S Owner s Manual ...

Page 7: ...g only one speaker Individual seven band graphic equalizers are provided to the main and the monitor sections In this way you can individually adjust the volume level and frequency response of the main speakers and monitor speakers Two limiter circuits are built in to prevent excessive input levels to the amp The 16 built in effect types are equivalent in quality to those of the acclaimed Yamaha S...

Page 8: ...nection examples You may connect to either of the two jacks on the speakers Be sure to use a cable designed for speaker connec tion Never connect the speakers in the manner shown below Otherwise the EMX88S EMX68S s built in power amplifier will be damaged Setting the power amplifier mode Set the power amp select switch located on the right corner on the panel to MAIN L R This Quick Guide assumes t...

Page 9: ... a CD player MD player and or cassette deck Connect a CD player or MD player to the 2TR IN jacks Refer to the operation manual of the corre sponding device for more information on the input and output of the device To connect a second player use the LINE jack or Hi Z jack You cannot use the Hi Z jack and the Low Z jack for the same channel at the same time If a microphone has already been connecte...

Page 10: ...ronic musical instrument to the LINE jacks in stereo If you wish to connect multiple instruments make a monaural connection as shown below You can also use the Hi Z jacks and Super Hi Z jacks to connect multiple instruments You cannot use the Hi Z jack and the Low Z jack for the same channel at the same time If a microphone has already been connected to the Low Z jack of a chan nel you cannot conn...

Page 11: ...ys lit for a long time the built in amplifier and speakers may be damaged Applying built in effects 1 Turn on the ON switch in the DIGITAL EFFECT section The ON switch indicator lights up 2 Using the Program selector select one of 16 effect types 3 Adjust the amount of effect applied by using the EFFECT control of the target channel and the EFFECT RTN control in the MAIN section Power off 1 Press ...

Page 12: ...nel this controls the amount of sig nal that is sent to the EFFECT bus The signal of the EFFECT bus is sent to the built in digital effect and to the EFFECT OUT jacks input output panel 4 4 PAN control BAL PAN control for CH7 8 EMX88S CH5 6 EMX68S This knob adjusts the stereo image L R for each channel Adjust for equal volume on left and right with a sound source input to the CH7 and 8 EMX88S CH5 ...

Page 13: ... delay time Press the TAP switch several times and the inter val between the last two presses will be set as the delay time The specified time will be remem bered even if the power is turned off The LED beside the switch will blink in synchro nization with the delay time only when the effect type is TAP DELAY MAIN section This section allows you to adjust the tone and volume of the stereo MAIN L R...

Page 14: ...he center position Moving a slider in the pos itive direction will boost and in the negative direction will cut These graphic equalizer settings affect both the MONITOR bus signal output to the speakers and the line level signal sent from MONITOR jack signal input output panel 7 H EFFECT RTN control This control adjusts the effect signal level sent to the MONITOR bus from the built in digital effe...

Page 15: ... MONITOR MASTER control MONO BRIDGE The monaural signal that is a mix of the stereo MAIN L R bus is output from the BRIDGE jack The final level of this signal is adjusted by the MAIN MASTER control Set the switch to this position when you connect only a single speaker for high volume amplification YAMAHA SPEAKER PROCESSING O ON OFF switch This switch enables you to compensate the low range of the ...

Page 16: ...MX68S These are the input jacks for channels 7 8 EMX88S 5 6 EMX68S Connect microphones to the MIC jacks Connect line level devices such as synthesizers to LINE L MONO R jacks if the devices are stereo sound sources Use the LINE L MONO jack if the devices are monaural sound sources The MIC jacks can provide 15 V phantom power allow ing you to use condenser microphones The MIC jacks are balanced and...

Page 17: ...nput to these jacks is sent to the stereo MAIN L R bus 2TR IN jacks Use these jacks to connect a stereo device such as a cassette player or a CD player The signals input to these jacks is sent to the stereo MAIN L R bus The nominal input level and impedance are 10 dB 600Ω for the AUX IN jack and 10 dBV 600Ω for the 2TR IN jacks 7 REC OUT MAIN STEREO MONITOR OUTPUT jacks These are output jacks whic...

Page 18: ...ect switch N on the control panel to select a signal sent to the correct jacks Refer to the Connections section on the next page 2 AC IN socket Connect the included power cord to this socket Connect the plug of the power cord to an AC out let that meets the requirements stated in the spec ifications in this document Installation The EMX88S EMX68S uses a forced cooling system with intake on the bot...

Page 19: ...er amp select switch is set to MAIN L R the signals of the MAIN L and MAIN R buses will be out put respectively to the speakers connected to the A and B jacks If the power amp select switch is set to MAIN L R MON the summed signals of the MAIN L bus R bus and the signal of the MONITOR bus will be output respectively to jacks A and B For either setting of the switch use speakers with an impedance i...

Page 20: ... connect a powered speaker to the MONITOR jack Caution When using two channel connection or two channel parallel connection do not connect a speaker to the BRIDGE jack When using a bridge connection do not connect a speaker to either the A or B jacks The BRIDGE jack has a protective cap that prevents a speaker from being accidentally connected to it when you are using two channel or two channel pa...

Page 21: ...e Monitor Speakers Main Speakers Synthesizer Drum Box Power amp Effect Processor CD Player Speakers normally connect to the jacks on the rear panel When more speaker outputs are needed use the MAIN STEREO jacks are for stereo output and the MONITOR jack is for monaural output Electric acoustic guitar Electric bass ...

Page 22: ...s 1 Set the MONITOR section MASTER con trol to the position 2 Adjust the MONITOR control to increase the level of the channel you want to hear from the monitor speaker and also adjust so that the peak level meter 0 LED of the monitor section lights up occasionally 3 Use the graphic equalizers and MASTER controls of the MAIN MONITOR sections to adjust the overall volume and tone Using the digital e...

Page 23: ...ays the signal Delay time 0 800ms EARLY REF An effect produced by modifying the early reflec tions It lets you add depth to the sound or create echo like effects Room size 0 1 10 0 GATE REVERB An effect produced by cutting the reverberation Room size 0 1 5 0 VOCAL DOUBLER Produces an effect as though two people were singing Pitch fine 0 50 SYMPHONIC Gives a richly layered depth to the sound Depth ...

Page 24: ...he EMX88S EMX68S to the input jacks of the cas sette deck Connect the main speakers to the SPEAKERS B1 or 2 jacks and the SPEAKERS A1 or 2 jacks Connect the powered monitor speakers to the MONITOR jack Playing back a CD player 1 Turn the power on in the order of periph eral devices EMX88S EMX68S 2 Adjust the MASTER control of the MAIN section to the position 3 Start playback on the CD player and u...

Page 25: ...s Microphone Monitor Speakers Effect Processor Synthesizer 1 1 Although this example shows an external effects pro cessor and footswitch which is used to turn on and off the built in digital effects processor connected to the EMX88S EMX68S in practice only one effects process or internal or external will be used at a time so the footswitch is not required when using external effects Footswitch YAM...

Page 26: ...ls for the channels to which you want the external effect to be applied 3 Adjust the input level of the external effect so that the sound is not distorted at the input of the external effect 4 Use the MAIN section AUX IN control to adjust the level of the sound processed by the effect Note If you are using an external effect we rec ommend that you turn down the EFFECT RTN controls of the MAIN and ...

Page 27: ...stall multiple devices includ ing the unit in a rack keep a 1U space or more between the devices Use a blank panel with holes for ventilation if you wish to insert a panel between the devices You will need a 7U space to install the rack mount After installation the unit will project 62 mm from the front surface of the rack Installing the rack mount bracket 1 Remove the carrying handle by loosening...

Page 28: ...ge 15 and change the connections so that the impedance is correct Other Connections between devices have come loose Inspect the connections and correct any faulty con nections Other The device may have malfunctioned Please con tact your dealer Q The built in effect is not effective A The ON switch in the DIGITAL EFFECT section may not be turned on Or you have adjusted the EFFECT control in the Cha...

Page 29: ...Z to SPEAKERS OUT 66 dB CH IN Lo Z to MAIN OUT MONITOR OUT 66 dB CH IN Lo Z to EFFECT OUT 48 dB CH IN Lo Z to REC OUT 56 dB CH IN Hi Z to MAIN OUT MONITOR OUT 46 dB CH IN Super Hi Z to MAIN OUT 26 dB AUX IN to MAIN OUT 24 dB 2TR IN to MAIN OUT 66 dB MIC IN to MAIN OUT 26 dB LINE IN to MAIN OUT Crosstalk at 1 kHz 65 dB adjacent input 65 dB input to output Input channel equalization 15 dB Maximum HI...

Page 30: ...dB 7 75 mV 10 dB 245 mV Phone jack TRS 2 ON 600Ω Lines 22 dB 61 6 mV 10 dB 245 mV 20 dB 7 75 V CH INPUT Super Hi Z CH3 4 5 6 OFF 470 kΩ 1kΩ 42 dB 6 16 mV 30 dB 24 5 mV 0 dB 775 mV Phone jack 3 ON 12 dB 195 mV 0 dB 775 mV 10 dB 3 16 V MIC INPUT 3 kΩ 50 600Ω Mics 62 dB 0 616 mV 50 dB 2 45 mV 20 dB 77 5 mV XLR 3 31 type 2 LINE INPUT L R 10 kΩ 600Ω Line 22 dB 61 6 mV 10 dB 245 mV 20 dB 7 75 V Phone ja...

Page 31: ...Dimensions 29 EMX88S EMX68S Owner s Manual Dimensions 482 305 328 Unit mm ...

Page 32: ...dB 0dB 0dB AUX IN AUX IN 2TR IN 2TR IN 2TR IN 10dBV 7 8dB 13 8dB 13 8dB 13 8dB 13 8dB FOOT SW PARAMETER PROGRAM TAP SW TAP IN L0 R0 10dB DIGITAL EFFECT MAIN L MAIN R EFFECT MONITOR MAIN L NON MUTE MAIN R NON MUTE MONITOR NON MUTE DIGITAL EFFECT ON 7 Stage GEQ 7 Stage GEQ 7 Stage GEQ 125Hz 250Hz 500Hz 1kHz 2kHz 4kHz 8kHz 125Hz 250Hz 500Hz 1kHz 2kHz 4kHz 8kHz 125Hz 250Hz 500Hz 1kHz 2kHz 4kHz 8kHz MA...

Page 33: ......

Page 34: ...YAMAHA CORPORATION V832100 R0 1 AP 32 Pro Audio Digital Musical Instrument Division P O Box 3 Hamamatsu 430 8651 Japan NP Printed in Taiwan ...

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