POWERED POWERED MIXER MIXER Owner’s Manual Quick Guide Pages 6 to 12 Making the Most of Your Mixer Pages 13 to 19 EN
Explanation of Graphical Symbols The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated “dangerous voltage” within the product’s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons.
PRECAUTIONS PLEASE READ CAREFULLY BEFORE PROCEEDING * Please keep this manual in a safe place for future reference. WARNING Always follow the basic precautions listed below to avoid the possibility of serious injury or even death from electrical shock, short-circuiting, damages, fire or other hazards. These precautions include, but are not limited to, the following: Power supply/Power cord Water warning • Only use the voltage specified as correct for the device.
XLR-type connectors are wired as follows (IEC60268 standard): pin 1: ground, pin 2: hot (+), and pin 3: cold (-). Use only Neutrik plugs (NL4) for connecting Speakon connectors. Yamaha cannot be held responsible for damage caused by improper use or modifications to the device. Always turn the power off when the device is not in use. The performance of components with moving contacts, such as switches, volume controls, and connectors, deteriorates over time.
Thank you for your purchase of this Yamaha EMX512SC, EMX312SC, or EMX212S power mixer. Please read through this manual carefully before beginning use, so that you will be able to take full advantage of your mixer’s superlative features and enjoy trouble-free operation for years to come. After reading the manual, please store it in a safe place. Contents Features ■ Basic Quick Guide Input Channels..................................... page 20 6 Before Turning On the Mixer................................
BASIC Quick Guide Before Turning On the Mixer ■ Connecting to Power 1 2 3 Be sure that the POWER switch is in the OFF position. Connect the included power cord to the AC IN connector on the rear panel. Plug the power cord into a standard power outlet. ■ Turning the Unit On and Off NOTE • To prevent an unpleasant burst of noise from the speakers, you should power up the sound sources first, and then the other devices in order of their distance from the source (starting with the closest).
BASIC Quick Guide Getting Sound to the Speakers We begin by connecting up two speakers and generating some stereo output. Note that operations and procedures will vary somewhat according to the input devices you are using. 5 3 2,7,9 6 2,8 4 1 1 1 Connect up the speakers and your input devices (microphones, instruments, etc.) Use non-powered speakers and dedicated speaker cable. Connect one speaker to SPEAKERS jack A (A1 or A2), and the other to jack B (B1 or B2).
BASIC Quick Guide 2 Turn the LEVEL knobs and the MASTER knobs to 0. This position This position 3 Set the POWER AMP switch to its upper position (to MAIN L-R). For information about this switch, see page 25.
BASIC Quick Guide 4 If you have connected input devices to channels 1 to 4, set the LINE/MIC switch on each channel accordingly. If you have connected a line-level device, such as a keyboard or audio device, set the channel’s switch to the LINE position ( ). If you have connected a microphone or other mic-level device, set the switch to the MIC position ( ). 5 If you are using one or more condenser microphones for your inputs, set the PHANTOM switch to the ON position ( ).
BASIC Quick Guide 7 Turn the MASTER knob in the MAIN section to the posi- tion. This position 8 9 Adjust the LEVEL knobs for all occupied channels. For each input device you have connected: Generate sound from the device while adjusting the corresponding channel’s LEVEL knob. Adjust so that the LEVEL meter occasionally reaches the “0” level. Now turn the MASTER knob in the MAIN section again as necessary to adjust the overall output level.
BASIC Quick Guide Adding Some Reverb Now let’s try adding some reverb to your input. The reverb effects let you simulate the sound of different performance environments—such as concert halls and small clubs. 2 3 1 2 3 4 1 Turn the ON switch to it’s ON position. This switch turns the internal effector on and off. The lamp lights up orange to indicate that the effector is on. As an alternative to the ON switch, you can use a separately sold FC5 foot switch to toggle the effector on and off.
BASIC Quick Guide 4 Use the MAIN section’s EFFECT RTN knob to adjust the overall effect depth. Note that you can use the PARAMETER knob to adjust the characteristic sound of the selected effect. If you have selected a reverb effect, the knob will adjust the reverb time. Using the Compressors to Enhance Vocals (EMX512SC and EMX312SC only) The compressor evens out the input level, reducing the level of loud passages and bringing up softer passages.
BASIC Making the Most of Your Mixer An Introduction You’ve got yourself a mixer and now you’re ready to use it. Just plug everything in, twiddle the controls, and away you go … right? Well, if you’ve done this before you won’t have any problems, but if this is the first time you’ve ever used a mixer you might want to read through this little tutorial and pick up a few basics that will help you get better performance and make better mixes.
BASIC Making the Most of Your Mixer type connectors will also handle unbalanced signals with no problem. Microphone cables usually have this type of connector, as do the inputs and outputs of most professional audio gear. Balanced noise cancellation Noise Hot (+) In a word: “noise.” The whole point of balanced lines is noise rejection, and it’s something they’re very good at.
BASIC Making the Most of Your Mixer way, but a more systematic approach that is suited to the material you’re mixing will produce much better results, and faster. There are no rules, and you’ll probably end up developing a system that works best for you. But the key is to develop a system rather than working haphazardly.
BASIC Making the Most of Your Mixer If so you might want to build the mix around the vocals. This means bringing the vocal channel up to nominal first (if your level setup procedure has been done properly this will be a good starting point), and then adding the other instruments. What you add next will depend on the type of material you are working with and your approach to it.
BASIC Making the Most of Your Mixer Boost with Caution If you’re trying to create special or unusual effects, go ahead and boost away as much as you like. But if you’re just trying to achieve a good-sounding mix, boost only in very small increments. A tiny boost in the midrange can give vocals more presence, or a touch of high boost can give certain instruments more “air.
BASIC Making the Most of Your Mixer the way down, then gradually bring the reverb into the mix until you can just hear the difference. Any more than this normally becomes a “special effect.” You don’t want reverb to dominate the mix unless you are trying to create the effect of a band in a cave—which is a perfectly legitimate creative goal if that’s the sort of thing you’re aiming for.
BASIC Making the Most of Your Mixer worry about a confusing multitude of settings. A common example of the use of compression is to “tame” a vocal that has a wide dynamic range in order to tighten up the mix. With the right amount of compression you’ll be able to clearly hear whispered passages while passionate shouts are still well balanced in the mix. Compression can also be valuable on bass guitar, producing a smooth bass sound that stays solid through the tune.
Controls and Connectors Controls and Connectors Controls on Each Channel 1 FCL (Feedback Channel Locating) lamp Channels 1 to 4 (Monaural) 1 Channels 5/6 and 7/8 (Stereo) 1 Channels 9/10 and 11/12 (Stereo) 1 This lamp is used during setup to identify any channel that might be howling. Check these lamps when setting up for a performance. If the lamp lights up, adjust the channels equalizer 2 or level knob 5 to reduce the level so that the lamp goes off.
Controls and Connectors 6 COMP knob (EMX512SC and EMX312SC only) This knob adjusts the level of compression applied to the channel. As the knob is turned to the right, the mixer automatically raises the compression ratio while adjusting the output gain accordingly. The result is a narrower, more even dynamic range, as louder signals are softened while the overall level is boosted. Avoid setting the knob too high, however, as excess compression may lead to howling.
Controls and Connectors Digital Effects Section No. Program Parameter 9 KARAOKE ECHO DELAY TIME 0 VOCAL ECHO DELAY TIME A CHORUS 1 LFO FREQ B CHORUS 2 LFO FREQ C FLANGER LFO FREQ D PHASER LFO FREQ E AUTO WAH LFO FREQ F DISTORTION DRIVE A PARAMETER knob Adjusts the parameter (depth, speed, etc.) associated with the selected effect type. 0 NOTE A B The mixer saves the last value used with each effect type.
Controls and Connectors MAIN Section E Graphic Equalizer This 7-band graphic equalizer adjusts the frequency characteristics of the stereo signal on the MAIN L and MAIN R buses. This is the signal that is output to the MAIN OUT jacks I and to the SPEAKERS jacks V. Each band can be adjusted by ±12 dB. The base frequencies for the bands are: 125, 250, 500, 1k, 2k, 4k and 8k Hz. F EFFECT RETURN knob Adjusts the level of the signal sent from the internal effector to the MAIN L and MAIN R buses.
Controls and Connectors MONITOR Section K Graphic Equalizer K N This 7-band graphic equalizer adjusts the frequency characteristics of the monitor signal that feeds to the MONITOR OUT jack O and (if the POWER AMP switch is down) to the SPEAKERS B jacks V. Each band can be adjusted by ±12 dB. The base frequencies for the bands are: 125, 250, 500, 1k, 2k, 4k, and 8k Hz. L EFFECT RETURN knob M L Adjusts the level of the signal sent from the internal effector to the MONITOR bus.
Controls and Connectors POWER Section • P Q R To avoid damage to speakers, be sure to turn off the power to the EMX itself and to any other power amplifiers and power speakers before switching phantom power on or off. We also recommend that you turn all output controls (LEVEL knobs, MASTER knobs, etc.) to minimum settings before operating the switch, to avoid risk of loud noises that could cause hearing loss or device damage.
Controls and Connectors Rear Panel W V X V SPEAKERS jacks W AC IN connector Use these jacks to connect to speakers. Note that the output directed to these jacks varies according to the setting of the POWER AMP switch R. Connects to the included power cord. Connect one end of the cord to this connector, and then plug the other end into a standard power outlet. A1, B1: Neutrik NL4 Speakon outputs. Polarities are as shown below. Please use the cord that comes with the mixer.
Connecting Speakers Connecting Speakers When making 2-channel and 2-channel parallel connections to the SPEAKERS jacks, be sure that the impedance of your speakers meets the conditions indicated below. Note that actual speaker impedance varies according to connection method and number of speakers. When making connections, be sure that your cables have the appropriate ratings and the correct plugs. Be sure to use dedicated speaker cables when connecting speakers to the SPEAKERS jacks.
Horizontal Orientation, Tilting and Rack Mounting Horizontal Orientation, Tilting and Rack Mounting Horizontal Orientation If you are going to position the EMX unit horizontally, be sure to attach the included rubber stabilizers before use. The stabilizers prevent the unit from tipping over. NOTE Please detach the stabilizers when transporting the unit. ■ How to attach the rubber stabilizers 1 Turn the EMX unit upside down. 2 Attach the two rubber stabilizers that were included with the unit.
Horizontal Orientation, Tilting and Rack Mounting Tilting You can set the EMX unit at an angle, as shown below. Do not push too forcefully when tilting the unit. Excess force may cause the unit to topple or turn, potentially resulting in equipment damage or in injury to bystanders. Rack Mounting To prepare the unit for rack mounting, use the (separately sold) RK512 rack mount kit. If rack-mounting the unit, be sure to maintain adequate ventilation so the unit does not overheat.
Setting Up Setting Up Top panel NOTE In most cases it is sufficient to connect speakers to the SPEAKERS jacks on the unit’s rear panel. But if you want even more output, you can get it by connecting a power amp to the MAIN OUT or MONITOR OUT jack, and then connecting speakers to the power amp.
Troubleshooting Troubleshooting ■ Power doesn’t come on. ❑ Be sure that you are using the supplied power cord, and that it is correctly connected to the AC IN connector and plugged into a working power outlet. ■ Power suddenly went off. ❑ Check whether the vents at the sides and rear of the unit are blocked. The EMX unit may overheat if the vents are blocked. If the unit overheats, the power may automatically go off. Wait for the unit to cool down, and then turn the power back on.
Specifications Specifications ■ General Specifications Output EMX512SC Maximum Output Power SPEAKERS OUT EMX312SC EMX212S Input Frequency Response Maximum Voltage Gain@ 1 kHz CH INPUT 1-11/12 CH 1-4 INPUT B, CH 5/6-11/12 MIC RL 4Ω 8Ω 4Ω 8Ω 4Ω 8Ω Output MAIN OUT, MONITOR OUT, EFFECT OUT, REC OUT SPEAKERS OUT MAIN OUT, MONITOR OUT MAIN OUT CH 1-4 INPUT B, CH 5/6-11/12 MIC Gain Error @ 1 kHz MONITOR OUT EFFECT OUT REC OUT It measures in each CH unit.
Specifications MIN EMX512SC EMX312SC EMX212S Length Height Depth Width Power Consumption AC Cord Dimensions 2450 Net Weight TYP 500 450 300 2500 284 264 442.
Specifications 264 Dimensional Diagrams 442.5 2 286 440 284 2.5 307.8 66.1 71 298 71 108 54 66.
Specifications Block Diagram and Level Diagram EMX512SC/EMX312SC/EMX212S 35
For details of products, please contact your nearest Yamaha representative or the authorized distributor listed below. Pour plus de détails sur les produits, veuillez-vous adresser à Yamaha ou au distributeur le plus proche de vous figurant dans la liste suivante. NORTH AMERICA CANADA Yamaha Canada Music Ltd. 135 Milner Avenue, Scarborough, Ontario, M1S 3R1, Canada Tel: 416-298-1311 U.S.A. Yamaha Corporation of America 6600 Orangethorpe Ave., Buena Park, Calif. 90620, U.S.A.