Table of Contents
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Table of Contents
Related Manuals for Yamaha EMS 68S
Summary of Contents for Yamaha EMS 68S
- Page 1 Owner’s Manual Keep This Manual For Future Reference.
- Page 2 300 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 3 Precautions WARNING Installation • Connect this unit’s power cord only to an AC outlet of the type stated in this Owner’s Manual or as marked on the unit. Failure to do so is a fire and electrical shock hazard. • Do not allow water to enter this unit or allow the unit to become wet.
- Page 4 Precautions EMX88S/EMX68S—Owner’s Manual...
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Page 5: Table Of Contents
Introduction 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 6: 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 7 Connecting a microphone Make sure that the power is turned off to the EMX88S/EMX68S. Connect a microphone to the Low-Z jack or MIC jack. EMX88S (EMX68S) Using a condenser microphone Turn on the PHANTOM switch (located in the upper right corner on the panel). EMX88S (EMX68S) PHANTOM switch •...
- Page 8 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 9 STEP 3 Sound output Set the MASTER control in the MAIN section to “ √ √ √ √ ,” then while playing an instrument con- nected to a channel to be checked (or while speaking to a connected microphone), adjust the LEVEL control of the corresponding channel so that the 0 LED of the peak level indicator in the MAIN section will light up momentarily.
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Page 10: Front And Rear Panel
Front and rear panel Front and rear panel Control panel Channel section Use these controls to adjust factors such as the equalization, (frequency response), volume, effect and monitor output level for the input sig- nal to each channel. Equalizer controls (HIGH, MID, LOW) This is a 3-band equalizer that adjusts the high frequency range, mid frequency range, and low frequency range of each channel. -
Page 11: Main Section
DIGITAL EFFECT section This section allows you to turn the built-in digital effect on/off and to select the effect type. PROGRAM selector This knob selects the effect type for the internal digital effect. PARAMETER control This knob adjusts the parameter of the internal digital effect. -
Page 12: Monitor Section
Front and rear panel 2TR IN control This adjusts the amount of signal that is sent from the 2TR IN jacks to the stereo (MAIN L, R) bus. MASTER control This control adjusts the stereo (MAIN L, R) bus signal output level. This setting is output to the SPEAKERS A, B, BRIDGE jacks and the MAIN (STEREO) jack (input/output panel 7 ) on the rear panel and... -
Page 13: Power Amp Section
MAIN MASTER control. Set the switch to this position when you connect only a single speaker for high-volume amplification. YAMAHA SPEAKER PROCESSING ON/OFF switch This switch enables you to compensate the low range of the speakers. The low range balance when this switch is on varies depending on the speakers. -
Page 14: Input/Output Panel
Front and rear panel Input/output panel Channel input jacks (Hi-Z, Low-Z) 1–6 (EMX88S), 1–4 (EMX68S) These are the input jacks for channels 1–6 (EMX88S), 1–4 (EMX68S). By using the PAD switches (control panel 6) you can connect any of the jacks to a wide range of sources from mics to line level devices (synthesiz- ers or rhythm boxes etc.). - Page 15 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.
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Page 16: Rear Panel
Front and rear panel Rear panel Speaker output jacks (SPEAKERS) Connect speakers here. The EMX88S/EMX68S has two internal power amps. There are three ways in which speakers can be connected to the EMX88S/EMX68S. • Two-channel connection • Two-channel parallel connection •... -
Page 17: Connections
Connections When connecting various devices, make sure the cables and plugs have the correct rating. 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. - Page 18 Connections When the power amp select switch is set to MAIN (L+R) BRIDGE: • Bridge connection Connect only one 8–16 ohm speaker to the BRIDGE jack. The speaker will output the combined signal of the MAIN L bus + R bus. A maximum output of 800 W will be obtained when an 8-ohm speaker is used. Power amp select switch Caution: When using two-channel connection or two-channel parallel connection, do not connect a speaker to the...
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Page 19: Example Connections
Connections Example connections Synthesizer, Drum Box Cassette Deck CD Player Foot switch (YAMAHA FC5) Microphone Effect Processor Main Speakers Electric bass Electric-acoustic guitar Power amp * Speakers normally connect to the jacks on the rear panel. When more speaker outputs... -
Page 20: 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 each channel of the EMX88S/EMX68S and the MASTER control of the MAIN sec- tion are turned down. - Page 21 Program Reverberation simulating a spacious expanse REVERB HALL such as a concert hall. Reverberation simulating the acoustics of a small REVERB ROOM room. Simulation of a plate reverb device. Produces a REVERB PLATE hard-sounding reverberation. Ideal reverb for vocals. REVERB VOCAL 1 REVERB VOCAL 2 Ideal echo for vocals.
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Page 22: Example Setups
Example setups Example setups This section provides some ways in which the EMX88S/EMX68S can be used, and explains connections and operation. 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 23: As A Band Pa
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. As a band PA Effect Processor Footswitch (YAMAHA FC5) (TAP) Footswitch (YAMAHA FC5) (EFFECT ON/OFF) Synthesizer EMX88S/EMX68S—Owner’s Manual... -
Page 24: Using An External Effect
Example setups • Connect mics or instruments, such as keyboards, to the channel input jacks. • Connect the main speakers to the SPEAKERS A, B 1/2 jacks and the monitor speakers. • If you will be using an external effect such as delay or reverb, connect the EMX88S/EMX68S’s EFFECT OUT jack to the input jack of the exter- nal effect, and connect the output jack of the... -
Page 25: 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 26: Troubleshooting
Troubleshooting Troubleshooting The following table describes the possible malfunctions of this device, and the appropriate actions to be taken in each case. Problem The load on the amplifier of this device was too great, and the protection cir- cuit for the amplifier has operated. Possible reasons for the excessive load The POWER are an excessive level setting in the... -
Page 27: Specifications
Specifications General specifications MAIN L, R: 400 W+400 W/4 @0.5% THD at 1 kHz, 270 W+270 W/8 @0.5% THD at 1 kHz Maximum output power MAIN BRIDGE: 800 W/8 @0.5% THD at 1 kHz 20 Hz–20 kHz +1 dB, –3 dB @1 W output into 8 (SPEAKERS OUT) Frequency response 20 Hz–20 kHz +1 dB, –3 dB @+4 dB output into 10 k (MAIN OUT, MONITOR OUT, EFFECT OUT) Less than 0.5% @20 Hz–20 kHz, 200 W output into 4 (SPEAKERS OUT) -
Page 28: Input Specifications
Specifications Input specifications Actual load Input connectors impedance CH INPUT (Low-Z) (CH1–4/1–6) CH INPUT (Hi-Z) 10 k (CH1–2/1–4) CH INPUT (Super Hi-Z) 470 k (CH3–4/5–6) MIC INPUT LINE INPUT (L, R) 10 k AUX IN (L, R) 10 k 2TR IN (L, R) 10 k *1. -
Page 29: Dimensions
Dimensions Dimensions Unit: mm EMX88S/EMX68S—Owner’s Manual... -
Page 30: 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 32 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...