Page 2 - The Owner’s Manual Revisions; MAIN section; MONITOR section; POWER AMP section; Block and Level diagram
EMX88S/EMX68S 1 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 ■ MAIN secti...
Page 4 - • Explanation of Graphical Symbols; C A U T I O N; IMPORTANT
FCC INFORMATION (U.S.A.) 1. IMPORTANT NOTICE: DO NOT MODIFY THIS UNIT! This product, when installed as indicated in the instructions contained in this manual, meets FCC requirements. Modifications not expressly approved by Yamaha may void your authority, granted by the FCC, to use the product. 2. IM...
Page 5 - Precautions; WARNING
3 EMX88S/EMX68S—Owner’s Manual Precautions WARNING • 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 7 - Introduction
5 EMX88S/EMX68S—Owner’s Manual 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 k...
Page 8 - Connection; Connecting speakers; Setting the power amplifier mode
6 EMX88S/EMX68S Quick Guide EMX88S/EMX68S—Owner’s Manual 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 t...
Page 9 - Connecting a microphone
EMX88S/EMX68S Quick Guide 7 EMX88S/EMX68S—Owner’s Manual 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. Using a condenser microphone Turn on the PHANTOM switch (located in the upper right corner on the panel). ...
Page 10 - Connecting an electronic musical instrument; Power on; Turn on the power to all external devices con-
8 EMX88S/EMX68S Quick Guide EMX88S/EMX68S—Owner’s Manual Connecting an electric acoustic guitar or electric bass Connect an electric acoustic guitar or electric bass to the Super Hi-Z jacks. • If you wish to use a guitar signal processor or bass effect unit, connect them to the Hi-Z jack or LINE jac...
Page 11 - Sound output; Applying built-in effects
EMX88S/EMX68S Quick Guide 9 EMX88S/EMX68S—Owner’s Manual 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 channe...
Page 12 - Front and rear panel; Control panel; Channel section; MONITOR control
10 Front and rear panel EMX88S/EMX68S—Owner’s Manual 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. 1 Equalizer controls (HIGH, MI...
Page 13 - DIGITAL EFFECT section; * If TAP DELAY is selected by the PROGRAM
Control panel 11 EMX88S/EMX68S—Owner’s Manual ■ DIGITAL EFFECT section This section allows you to turn the built-in digital effect on/off and to select the effect type. 7 PROGRAM selector This knob selects the effect type for the internal digital effect. 8 PARAMETER control This knob adjusts the par...
Page 14 - ) on the rear panel and; Turn this switch off if you do not use it.
12 Front and rear panel EMX88S/EMX68S—Owner’s Manual D 2TR IN control This adjusts the amount of signal that is sent from the 2TR IN jacks to the stereo (MAIN L, R) bus. E MASTER control This control adjusts the stereo (MAIN L, R) bus signal output level. This setting is output to the SPEAKERS A, B,...
Page 15 - YAMAHA SPEAKER PROCESSING; Power ON/OFF switch and indicator
Control panel 13 EMX88S/EMX68S—Owner’s Manual ■ POWER AMP section Here you can select the operating mode of the power amp. You can also check the operation of the limiter circuit. M LIMITER indicator This indicator lights up when the level of the sig-nal output from the power amp section reaches the...
Page 16 - By using the PAD switches (control panel
14 Front and rear panel EMX88S/EMX68S—Owner’s Manual Input/output panel 1 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 s...
Page 17 - EFFECT OUT jack; for the 2TR IN jacks.; • MONITOR jack: The MONITOR bus signal; for the REC OUT jacks, and
Input/output panel 15 EMX88S/EMX68S—Owner’s Manual 4 EFFECT OUT jack The input of an external effect such as a delay or echo can be connected to this jack. The signal adjusted by the EFFECT control of each channel will be sent to the EFFECT bus, its level adjusted by the EFFECT OUT control, and outp...
Page 18 - Rear panel; • Two-channel connection; At this time, use the power amp select switch; AC IN socket; Installation
16 Front and rear panel EMX88S/EMX68S—Owner’s Manual Rear panel 1 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 connec...
Page 19 - Connections; Connecting main speakers; • 2-channel connections; Connect either one or two speakers each to jacks A and jacks B.; • 2-channel parallel connections
Connections 17 EMX88S/EMX68S—Owner’s Manual 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 speaker...
Page 20 - • Bridge connection; Connecting a monitor speaker; You can connect a powered speaker to the MONITOR jack.
18 Connections EMX88S/EMX68S—Owner’s Manual ■ 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...
Page 21 - Example connections
Connections 19 EMX88S/EMX68S—Owner’s Manual ■ Example connections 88 Cassette Deck Foot switch (YAMAHA FC5) Microphone 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 n...
Page 22 - Basic Operation; This section explains basic operation of the EMX88S/EMX68S.; Using the digital effect
20 Basic Operation EMX88S/EMX68S—Owner’s Manual Basic Operation This section explains basic operation of the EMX88S/EMX68S. Connecting microphones and instruments 1 Before connecting mics or instruments, make sure that the power of all equip-ment (where applicable) is turned off. Also make sure that...
Page 24 - Example setups; As a conference PA system/installed sound system
22 Example setups EMX88S/EMX68S—Owner’s Manual 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 ...
Page 25 - As a band PA
As a band PA 23 EMX88S/EMX68S—Owner’s Manual 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 SPEAKERS A Set to MAIN (L+R) - MON 1 2 SPEAKERS B 1 2 88 Main Speakers Microph...
Page 26 - • Connect mics or instruments, such as keyboards,; Using an external effect
24 Example setups EMX88S/EMX68S—Owner’s Manual • 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/EMX6...
Page 27 - Installing an optional rack mount kit; Installing the rack mount bracket; Remove the carrying handle by loosening and
Installing an optional rack mount kit 25 EMX88S/EMX68S—Owner’s Manual 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...
Page 28 - Troubleshooting
26 Troubleshooting EMX88S/EMX68S—Owner’s Manual Troubleshooting The following table describes the possible malfunctions of this device, and the appropriate actions to be taken in each case. Powered Mixer Q&A Problem Cause Action Sound is no longer out-put from the speakers. The POWER indicator i...
Page 29 - Specifications; General specifications
Specifications 27 EMX88S/EMX68S—Owner’s Manual Specifications ■ General specifications Maximum output power MAIN L, R: 400 W+400 W/4 Ω @0.5% THD at 1 kHz, 270 W+270 W/8 Ω @0.5% THD at 1 kHz MAIN BRIDGE: 800 W/8 Ω @0.5% THD at 1 kHz Frequency response 20 Hz–20 kHz +1 dB, –3 dB @1 W output into 8 Ω (S...
Page 30 - Input specifications; Specifications are subject to change without prior notice.
28 Specifications EMX88S/EMX68S—Owner’s Manual ■ Input specifications ■ Output specifications • All output jacks are unbalanced.• 0 dB=0.775 Vrms, 0 dBV=1 Vrms. Specifications are subject to change without prior notice. For European ModelPurchaser/User Information specified in EN55103-1 and EN55103-...
Page 31 - Dimensions
Dimensions 29 EMX88S/EMX68S—Owner’s Manual ■ Dimensions 482 305 328 Unit: mm
Page 34 - YAMAHA CORPORATION
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
