Yamaha EMS 88S инструкция обслуживания

Owner’s Manual E Keep This Manual For Future Reference.[...]

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. IMPORTANT: When connecting this product to accessori[...]

3 EMX88S/EMX68S—Owner’s Manual Precautions WARNING • Connect this unit’ s power cor d only t o an A C outlet of the ty pe stated in this Owner’ s M anual or as marked on the unit. Failur e to do so is a fire and electrical sho ck hazard. • Do not allow water to enter this unit or allow the unit to become wet. Fire or elect rical shock [...]

4 Precautions EMX88S/EMX68S—Owner’s Manual[...]

5 EMX88S/EMX68S—Owner’s Manual Introduction Thank you for pur chasing the Y amaha EMX88S/EMX68S P ower ed Mix er . The EMX88S/EMX68S has the following features. In order t o take full advantage of the EMX88S/EMX68S and enjoy long and trouble-free performance, please read this o w ner’ s manual car efully , and k eep it in a safe place for fut[...]

6 EMX88S/EMX68S Quick Guide EMX88S/EMX68S—Owner’s Manual EMX88S/EMX68S Quick Guide The following steps (1–5) explain the basic c on- nection and operation of the EMX88S/EMX68S. Also , please r ead “Fr ont and Rear P anel” and “Basic Operation ” following this Quick Guide section to learn more about using the EMX88S/ EMX68S. Connection[...]

EMX88S/EMX68S Quick Guide 7 EMX88S/EMX68S—Owner’s Manual Connecting a microphone Mak e sure that the po wer is turned off to the EMX88S/EMX68S. Connect a micr ophone to the Low-Z jack or MIC jack. Using a condenser microphone T urn on the PHANT OM sw itc h (located in the upper right corner on the panel). • Do not connect or disc onnect a con[...]

8 EMX88S/EMX68S Quick Guide EMX88S/EMX68S—Owner’s Manual Connecting an electric acoustic guitar or electr ic bass Connect an electric acoustic guitar or electric bass to the Super H i-Z jacks. • If you wish to use a guitar signal processor or bass effect unit, connect them to the H i-Z jack or LINE jack. Y ou cannot use the Hi-Z jack and the [...]

EMX88S/EMX68S Quick Guide 9 EMX88S/EMX68S—Owner’s Manual Sound output Set the MASTER contr ol in the MAIN section to “ √ √ √ √ , ” then while playing an instrument con- nected to a c hannel to be check ed (or while speaking to a c onnected microphone), adjust the LEVEL c ontrol of the co rresponding channel so that the 0 LED of the [...]

10 Front and rear panel EMX88S/EMX68S—Owner’s Manual Front and rear panel Control panel ■ Channel section U se these controls to adjust fact ors such as the equalization, (frequency response), volume, effect and monitor output level for the input sig- nal to each c hannel. 1 Equalizer controls (HIGH, MID, LOW) This is a 3-band equalizer that [...]

Control panel 11 EMX88S/EMX68S—Owner’s Manual ■ DIGIT AL EFFECT section This section allows y ou to turn the built-in digital effect on/off and to select the effect type. 7 PROGRAM selector This knob selects the effect ty pe for the internal digital effect. 8 P ARAMETER control This knob adjusts the parameter of the internal digital effect. *[...]

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 t o the stereo (MAIN L, R) bus. E MASTER control This contr ol 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 (in[...]

Control panel 13 EMX88S/EMX68S—Owner’s Manual ■ POWER AMP section He re you can select the operating mode of the powe r amp. Y ou 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 po wer amp section reac hes the maximum and the limiter is acti vat e[...]

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 P AD switches (control panel 6 ) you can connect an y of the jacks to a wide r ange of sources fr om mics to line level[...]

Input/output panel 15 EMX88S/EMX68S—Owner’s Manual 4 EFFECT OUT jack The input of an exte rnal effect such as a delay or echo can be co nnected to this jack. The signal adjusted by the EFFECT co ntrol of each channel will be sent to the EFFECT bus, its level adjusted b y the EFFECT OUT control, and output from this jack. The nominal output leve[...]

16 Front and rear panel EMX88S/EMX68S—Owner’s Manual Rear panel 1 Speaker output jacks (SPEAKERS) Connect speak ers here. The EMX88S/EMX68S has two internal po wer amps. There are thr ee ways in whic h speakers can be co nnected to the EMX88S/EMX68S. • Two-channel connection • Two-channel parallel connection • Bridge connection At this ti[...]

Connections 17 EMX88S/EMX68S—Owner’s Manual Connections W hen connecting various dev ices, make sur e the cables and plugs have the c orrect rating . Be sure to use cables designed for the purpose when you c onnect speakers t o speaker jacks. ■ Connecting main speakers There ar e three ways in whic h speakers can be co nnected to the EMX88S/E[...]

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 speak er t o the BRIDGE jack. The speak er w ill 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. ■ Conne[...]

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 needed, use the MAIN (STEREO) jacks are for s[...]

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 the level controls of each channel of the EM[...]

Using the digital effect 21 EMX88S/EMX68S—Owner’s Manual * The LED can not blink any f aster than an inter val of 256 ms (234.3 bpm). No. Program Description Controllable parameter Parameter V ariable range REVERB HALL Re verberation sim ulating a spacious expanse such as a concer t hall. Re verb time 0.3 – 10.0s REVERB ROOM Re verberation si[...]

22 Example setups EMX88S/EMX68S—Owner’s Manual Example setups This section pro v ides some wa ys in which the EMX88S/EMX68S can be used, and explains connections and operation. As a conference P A system/installed sound system This example shows the EMX88S/EMX68S used as a c onferenc e P A system or sound system. A sound mix dif- ferent fr om t[...]

As a band PA 23 EMX88S/EMX68S—Owner’s Manual As a band P A Her e is an example of using the EMX88S/EMX68S as a small P A for a band. In this e xample, an e xternal effect such as dela y or reverb is also being used. Connections SPEAKERS A Set to MAIN (L+R) - MON 1 2 SPEAKERS B 1 2 88 Main Speakers Microphone Monitor Speakers Effect Processor Sy[...]

24 Example setups EMX88S/EMX68S—Owner’s Manual • Connect mics or instruments, such as k eyboards, to the channel input jacks. • Connect the main speakers to the SP EAKERS A, B 1/2 jacks and the monitor speak ers. • If you will be using an external effect suc h as delay or r everb, connect the EMX88S/EMX68S’ s EFFECT OUT jack to the inpu[...]

Installing an optional rack mount kit 25 EMX88S/EMX68S—Owner’s Manual Installing an optional rack mount kit Y ou can r ack-mount the EMX88S/EMX68S using an optional rack mount kit (RK-88). Rack mount kit RK-88 •B r a c k e t × 2 • Screw × 6 Before y ou rack-mount the EMX88S/EMX68S, make sur e that sufficient ventilation will be maintaine[...]

26 Troubleshooting EMX88S/EMX68S—Owner’s Manual T roubleshooting The following table describes the possible malfunctions of this dev ice, and the appropriate actions to be tak en in each case. Powered Mixer Q&A Prob lem Cause Action Sound is no longer out- put from the speakers . The PO WER indicator is lit. The load on the ampli fi er of [...]

Specifications 27 EMX88S/EMX68S—Owner’s Manual Speci fi cations ■ General speci fi cations Maximum output po wer 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 (SPEAKERS OUT) 20 Hz –[...]

28 Specifications EMX88S/EMX68S—Owner’s Manual ■ Input speci fi cations ■ Output speci fi cations • All output jacks are unbalanced. • 0 dB=0.775 Vrms, 0 dBV=1 Vrms. Specifications are subject to c hange without pr ior notice. For E uropean M odel Pur chaser/U ser Information specified in EN55103-1 and EN55103-2. Inrush C urrent: 75[...]

Dimensions 29 EMX88S/EMX68S—Owner’s Manual ■ Dimensions 482 305 328 Unit: mm[...]

30 Specifications EMX88S/EMX68S—Owner’s Manual ■ Block and Level diagram CH INPUT (CH1-2) (CH1-4) CH INPUT (CH3-4) (CH5-6) CH INPUT (CH5-6) (CH7-8) Hi-Z [ – 40/ – 10dB] Low-Z [ – 50/ – 20dB] Low-Z [ – 50/ – 20dB] LINE [ – 10dB] MIC [ – 50dB] L/MONO R L/MONO R R L Super Hi-Z [ – 30/0dB] PHANTOM OFF ON +15V PA D (30dB) PA D (3[...]

[...]

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[...]