Manuale d’uso / di manutenzione del prodotto EMX640 del fabbricante Yamaha
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POWERED MIXER E Owner’ s Manual Contents Front and rear panel ............................................ 2 Control panel .......................................................... 2 Input/output panel ..............................................
2 Front and rear panel EMX640—Owner’s Manual Front and rear panel Control panel ■ Channel section In this section, y ou can adjust equalization (fre- quency response), volume level, effect and moni- tor output levels for the input signal of each channel.
Control panel 3 EMX640—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 ty pe.
4 Front and rear panel EMX640—Owner’s Manual ■ MONITOR section This section allows y ou to adjust the t one and volume of the MONITOR bus, and specify the mix level of the built-in effect.
Control panel 5 EMX640—Owner’s Manual ■ POWER AMP section This section allows y ou to select the signals that will be output from the built-in two-channel powe r amplifier , and t o select the BRIDGE mode.
6 Front and rear panel EMX640—Owner’s Manual Input/output panel 1 Channel input jacks (Hi-Z, Lo-Z) 1~4 These are the input jacks for channels 1~4. By using the P AD switches (c ontrol panel 5 ) you can connect an y of the jacks to a w ide range of sources fr om mics to line lev el dev ices (synthesiz- ers or rhythm bo x es etc.
Rear panel 7 EMX640—Owner’s Manual The nominal input level and impedance ar e – 10 dB/600 Ω for the A UX IN jack, and –10 dB V/ 600 Ω for the T APE IN jacks. 6 External output jacks (REC OUT/MONI- TOR/MAIN) These are output jacks which send line lev el sig- nals from the EMX640 t o external devices.
8 Connections EMX640—Owner’s Manual Connections W hen connecting various devices, be sur e to use cables and plugs of the appropriate standar d. ■ Speaker connection There ar e three wa ys in wh.
Basic Operation 9 EMX640—Owner’s Manual Basic Operation This section explains basic operation of the EMX640. Connecting microphones and instruments 1 Before connecting mics or instruments, make sure that the power of all equip- ment (where applicable) is turned off.
10 Example setups EMX640—Owner’s Manual Example setups This section pro vides some ways in which the EMX640 can be used, and explains c onnections and operation. As a conference P A system/installed sound system Her e is an example of using the EMX640 as a conference P A system or as an installed sound system.
As a band PA 11 EMX640—Owner’s Manual As a band P A Her e is an example of using the EMX640 as a small P A for a band. In this example, the monitor speakers are being sent a mix that is independent of the MAIN speaker mix. An ext ernal effect such as delay or r everb is also being used.
12 Example setups EMX640—Owner’s Manual Sending an independent mix to the monitor speakers 1 Set the MONITOR section MASTER con- trol to the √ √ √ √ position. 2 Raise the MONI controls for the channels that you wish to hear from the monitor speakers.
Specifications 13 EMX640—Owner’s Manual Specifications ■ General specifications Maximum output po wer 200 W/4 Ω @0.5% THD at 1 kHz Frequency response 20 Hz~20 kHz +1 dB, –3 dB @1 W output .
14 Specifications EMX640—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 c hange without pr ior notice. 1. Sensitivity is the lo west lev el that can produce an output of +4 dB (1.
Dimensions 15 EMX640—Owner’s Manual ■ Dimensions ■ Block and Level diagram 470 W: 480 260 H: 275 D: 275 Unit: mm Clipping level EFFECT OUT REC OUT MAIN, MONITOR POWER AMP BRIDGE 30 dB MAIN BRI.
Y AMAHA CORPORA TION VY66080 R2 1 IP 16 Pro Audio Division, #18/3 P .O. Box 3, Hamamatsu, 430-8651, Japan NP Printed in T aiwan 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.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Yamaha EMX640 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Yamaha EMX640 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Yamaha EMX640 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Yamaha EMX640 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Yamaha EMX640, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Yamaha EMX640.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Yamaha EMX640. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Yamaha EMX640 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
