Yamaha EMX68s Owner's Manual
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Yamaha EMX68s Owner's Manual

Yamaha powered mixer owner's manual
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  • Page 1 Owner’s Manual Keep This Manual For Future Reference.

  • Page 2: Main Section

    The Owner’s Manual Revisions Thank you for purchasing the Yamaha EMX88S/EMX68S Powered Mixer. Parts of the EMX88S, EMX68S owner’s manual have been revised. Please refer to the following revisions rather than the corresponding sections of the original owner’s manual. P.12 ■...
  • Page 3 ■ Block and Level diagram 8kHz 8kHz 4kHz 4kHz 2kHz 2kHz 1kHz 1kHz 500Hz 500Hz 250Hz 250Hz 125Hz 125Hz EMX88S/EMX68S 8kHz 4kHz 2kHz 1kHz 500Hz 250Hz 125Hz EFFECT DIGITAL (NON-MUTE) MONITOR (NON-MUTE) MAIN (NON-MUTE) MAIN MONITOR EFFECT MAIN MAIN...
  • Page 4 300 ohm ribbon lead, change the lead-in to coaxial type cable. If these corrective measures do not produce satisfactory results, please contact the local retailer authorized to distribute this type of product. If you can not locate the appropriate retailer, please contact 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.
  • Page 5 If noise occurs, use the telephone away from the unit. Volume level setting • Do not set all equalizer controls and faders to maximum. Doing so may cause oscillation depending on the condition of the connected unit and speakers, and may damage the speakers. EMX88S/EMX68S—Owner’s Manual...
  • Page 6 Precautions EMX88S/EMX68S—Owner’s Manual...

  • Page 7: Table Of Contents

    Thank you for purchasing the Yamaha EMX88S/EMX68S Powered Mixer. The EMX88S/EMX68S has the following features. In order to take full advantage of the EMX88S/EMX68S and enjoy long and trouble-free performance, please read this owner’s manual carefully, and keep it in a safe place for future reference.

  • Page 8: Emx88S/Emx68S Quick Guide

    EMX88S/EMX68S Quick Guide EMX88S/EMX68S Quick Guide The following steps (1–5) explain the basic con- nection and operation of the EMX88S/EMX68S. Also, please read “Front and Rear Panel” and “Basic Operation” following this Quick Guide section to learn more about using the EMX88S/ EMX68S.
  • Page 9 Low-Z jack of a channel, you cannot connect a player to the Hi-Z jack of the channel. • Connect a recorder to the REC OUT jacks. EMX88S/EMX68S Quick Guide Recorder (Cassette, DAT, MD) EMX88S/EMX68S—Owner’s Manual...
  • Page 10 EMX88S (EMX68S) • Be sure to follow the power up sequence specified above to prevent the speakers from being damaged. • To correct the low range, turn on the YAMAHA SPEAKER PROCESSING switch in the upper right corner of the panel.

  • Page 11: Power Off

    EMX88S (EMX68S) STEP 5 Power off 1 Press the POWER switch of the EMX88S/EMX68S to turn off the power to the unit. 2 Turn off the power to all connected devices. • Be sure to follow the power off sequence specified above to prevent the speakers from being dam- aged.

  • Page 12: Front And Rear Panel

    PAD switch (1–6 (EMX88S) only, 1–4 (EMX68S) only) This switch attenuates the input signal by 30 dB. When connecting a line level device to channels 1–6 (EMX88S), 1–4 (EMX68S), or if the mic input is distorted, turn this switch on (the pressed-in position).

  • Page 13: Digital Effect Section

    Graphic equalizer The EMX88S/EMX68S has a 7-band graphic equalizer for adjusting the frequency response of the stereo (MAIN L, R) bus signal. This allows you to cut or boost each frequency band by a maximum of ±12dB.
  • Page 14 MONITOR bus, and specify the mix level of the built-in digital effect. Graphic equalizer The EMX88S/EMX68S has a 7-band graphic equalizer for adjusting the frequency response of the MONITOR bus signal. This allows you to cut or boost each frequency band by a maximum of ±12dB.
  • Page 15 Power switch and indicator Power ON/OFF switch and indicator This switch turns the power of the EMX88S/ EMX68S on/off. When the switch is turned on, the indicator lights up. Note: Before turning the EMX88S/EMX68S on/ off, turn down the MASTER controls of the MONITOR and MAIN section.

  • Page 16: Input/Output Panel

    Nominal input level is –50 dB for the MIC jacks and –10 dB for the LINE jacks. Note: The MIC and LINE inputs for channel 7 (EMX88S), 5 (EMX68S) can be used simulta- neously but their levels cannot be adjusted sep- arately (Same for channel 8 (EMX88S),...
  • Page 17 The nominal output level and impedance are +4 dB/10 k . FOOT SW jack You can connect a Yamaha FC5 foot switch (sold separately) to this jack and use it to turn the built-in digital effect on and off. The Digital Effect ON switch on the front panel must always be set to ON in order to use the foot switch.

  • Page 18: Rear Panel

    Refer to the “Connections” section on the next page. Installation The EMX88S/EMX68S uses a forced cooling system with intake on the bottom of the rear panel and exhaust on the top of the rear panel to avoid blocking the heated air flow. EMX88S/EMX68S—Owner’s Manual AC IN socket Connect the included power cord to this socket.

  • Page 19: Connections

    Be sure to use cables designed for the purpose when you connect speakers to speaker jacks. Connecting main speakers There are three ways in which speakers can be connected to the EMX88S/EMX68S. The speaker impedance requirement varies depending on how you connect the speakers. Refer to the dia- grams below to make sure the speaker impedance will not be lower than the specified value.
  • Page 20 Remove this protective cap only when mak- ing a bridge connection. Connecting a monitor speaker You can connect a powered speaker to the MONITOR jack. Powered monitor EMX88S/EMX68S—Owner’s Manual Not used 8 –16 Not used...

  • Page 21: Example Connections

    Power amp * 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. Monitor Speakers EMX88S/EMX68S—Owner’s Manual...

  • Page 22: Basic Operation

    Basic Operation Basic Operation This section explains basic operation of the EMX88S/EMX68S. Connecting microphones and instruments Before connecting mics or instruments, make sure that the power of all equip- ment (where applicable) is turned off. Also make sure that the level controls of...
  • Page 23 * The LED can not blink any faster than an interval of 256 ms (234.3 bpm). Using the digital effect Controllable parameter Variable range 0.3–10.0s 0.3–3.2s 0.3–10.0s 0.3–10.0s 0–800ms 0–800ms 0.1–10.0 0.1–5.0 0–50 0–100% 0.05–4.00Hz 0–100 0–99% 100ms (600bpm)– 2690ms (22.3bpm)* EMX88S/EMX68S—Owner’s Manual...

  • Page 24: Example Setups

    As a conference PA system/installed sound system This example shows the EMX88S/EMX68S used as a conference PA system or sound system. A sound mix dif- ferent from that of the main speakers can be sent to the powered monitor speakers connected to the MONI- TOR jack.

  • Page 25: As A Band Pa

    As a band PA Here is an example of using the EMX88S/EMX68S as a small PA for a band. In this example, an external effect such as delay or reverb is also being used. Connections Main Speakers SPEAKERS A SPEAKERS B...

  • Page 26: Using An External Effect

    EMX88S/EMX68S’s EFFECT OUT jack to the input jack of the exter- nal effect, and connect the output jack of the external effect to the EMX88S/EMX68S’s AUX IN jack. Note: If you are using an external effect, we rec- ommend that you turn down the EFFECT RTN controls of the MAIN and MONITOR sections.

  • Page 27: Installing An Optional Rack Mount Kit

    Installing an optional rack mount kit You can rack-mount the EMX88S/EMX68S using an optional rack mount kit (RK-88). Rack mount kit RK-88 • Bracket 2 • Screw 6 Before you rack-mount the EMX88S/EMX68S, make sure that sufficient ventilation will be maintained.

  • Page 28: Troubleshooting

    Q: Can the Low-Z jack and the Hi-Z jack be used at the same time? Q: Can a single speaker be connected to the mixer? EMX88S/EMX68S—Owner’s Manual Cause Please wait. When the device cools off, normal operation will resume automatically. However, please check the following three points to prevent the problem from recurring.

  • Page 29: Specifications

    Master level control: nominal level, 1 channel level control: nominal level All channel level controls: minimum 1 channel level control: nominal level 10 kHz shelving 2.5 kHz peaking 100 Hz shelving 120 V AC 60 Hz/300W 230 V AC 50 Hz/350W 240 V AC 50 Hz/350W Specifications EMX88S/EMX68S—Owner’s Manual...

  • Page 30: Input Specifications

    Specifications are subject to change without prior notice. For European Model Purchaser/User Information specified in EN55103-1 and EN55103-2. Inrush Current: 75A Conformed Environment: E1, E2, E3 and E4 EMX88S/EMX68S—Owner’s Manual Nominal impedance Sensitivity 50–600 Mics –62 dB (0.616 mV) –50 dB (2.45 mV) 600 Lines –32 dB (19.5 mV)

  • Page 31: Dimensions

    Dimensions Dimensions Unit: mm EMX88S/EMX68S—Owner’s Manual...

  • Page 32: Block And Level Diagram

    Specifications Block and Level diagram 8kHz 8kHz 4kHz 4kHz 2kHz 2kHz 1kHz 1kHz 500Hz 500Hz 250Hz 250Hz 125Hz 125Hz EMX88S/EMX68S—Owner’s Manual 8kHz 4kHz 2kHz 1kHz 500Hz 250Hz 125Hz (NON-MUTE) (NON-MUTE) (NON-MUTE) MONITOR EFFECT MAIN MAIN EFFECT DIGITAL MONITOR MAIN MAIN...
  • 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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