Page 2 - Explanation of Graphical Symbols; IMPORTANT SAFETY INSTRUCTIONS; C A U T I O N
2 EMX512SC/EMX312SC/EMX212S The above warning is located on the rear of the unit. 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 ...
Page 3 - PRECAUTIONS; PLEASE READ CAREFULLY BEFORE PROCEEDING; * Please keep this manual in a safe place for future reference.
EMX512SC/EMX312SC/EMX212S 3 (5)-4 2/3 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-cir...
Page 4 - About this Manual; EMX Setup and Operation (starts on page 20); Connecting the Plug and Cord
4 EMX512SC/EMX312SC/EMX212S 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. Consult qualifi ed Yamaha service personnel about replacing defective components. About ...
Page 6 - BASIC; Quick Guide; Before Turning On the Mixer; Connecting to Power; Be sure that the POWER switch is in the OFF position.; Turning the Unit On and Off; Push the POWER switch in to turn the power ON.
BASIC 6 EMX512SC/EMX312SC/EMX212S Quick Guide Before Turning On the Mixer ■ Connecting to Power 1 Be sure that the POWER switch is in the OFF position. 2 Connect the included power cord to the AC IN connector on the rear panel. 3 Plug the power cord into a standard power outlet. ■ Turning the Unit O...
Page 7 - RIGHT; Getting Sound to the Speakers
Quick Guide BASIC EMX512SC/EMX312SC/EMX212S 7 We begin by connecting up two speakers and generating somestereo output. Note that operations and procedures will varysomewhat according to the input devices you are using. 1 Connect up the speakers and your input devices (microphones, instruments, etc.)...
Page 8 - Turn the LEVEL knobs and the MASTER knobs to 0.; This position
8 EMX512SC/EMX312SC/EMX212S Quick Guide BASIC 2 Turn the LEVEL knobs and the MASTER knobs to 0. 3 Set the POWER AMP switch to its upper position (to MAIN L-R). For information about this switch, see page 25. This position This position
Page 10 - Turn the MASTER knob in the MAIN section to the
10 EMX512SC/EMX312SC/EMX212S Quick Guide BASIC 7 Turn the MASTER knob in the MAIN section to the po si- tion. 8 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...
Page 11 - Turn the ON switch to it’s ON position.; Adding Some Reverb
Quick Guide BASIC EMX512SC/EMX312SC/EMX212S 11 Now let’s try adding some reverb to your input. The reverb effectslet you simulate the sound of different performance environ-ments—such as concert halls and small clubs. 1 Turn the ON switch to it’s ON position. This switch turns the internal effector ...
Page 12 - Adjust the COMP knobs on the relevant channels.; Using the Compressors to Enhance Vocals
12 EMX512SC/EMX312SC/EMX212S Quick Guide BASIC 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. ...
Page 13 - Making the Most of Your Mixer; An Introduction; The Versatile Phone Jack; The Sturdy XLR
BASIC EMX512SC/EMX312SC/EMX212S 13 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 t...
Page 14 - To summarize; Balanced noise cancellation
14 EMX512SC/EMX312SC/EMX212S Making the Most of Your Mixer BASIC 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, Unbalanced—What’s the Difference? In a ...
Page 15 - Making Better Mixes; Faders Down; Unbalanced noise
Making the Most of Your Mixer EMX512SC/EMX312SC/EMX212S 15 BASIC Signal Levels and the Decibel Let’s take a look at one of the most commonly used units in audio: the decibel (dB). If the smallest sound that can be heard by the human ear is given an arbitrary value of 1, then the loudest sound that c...
Page 16 - To EQ or Not to EQ; Cut for a Cleaner Mix; Some Frequency Facts
16 EMX512SC/EMX312SC/EMX212S Making the Most of Your Mixer BASIC 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 ins...
Page 17 - Boost with Caution; Ambience; Reverb and Delay Time
Making the Most of Your Mixer EMX512SC/EMX312SC/EMX212S 17 BASIC has an incredibly powerful low end that can benefit from a bit of low-frequency roll-off to let other instruments—notably drums and bass—do their jobs more effectively. Naturally you won’t want to do this if the piano is playing solo.T...
Page 18 - Compression
18 EMX512SC/EMX312SC/EMX212S Making the Most of Your Mixer BASIC 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 ef...
Page 19 - Music First—Then Mix
Making the Most of Your Mixer EMX512SC/EMX312SC/EMX212S 19 BASIC 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...
Page 20 - Controls and Connectors; Controls on Each Channel; MONITOR control
Controls and Connectors 20 EMX512SC/EMX312SC/EMX212S Controls and Connectors Controls on Each Channel 1 FCL (Feedback Channel Locating) lamp This lamp is used during setup to identify any channelthat might be howling. Check these lamps when settingup for a performance. If the lamp lights up, adjust ...
Page 21 - INPUT A and INPUT B jacks (Channels 1 to 4); INPUT B
Controls and Connectors EMX512SC/EMX312SC/EMX212S 21 6 COMP knob (EMX512SC and EMX312SC only) This knob adjusts the level of compression applied to thechannel. As the knob is turned to the right, the mixerautomatically raises the compression ratio while adjust-ing the output gain accordingly. The re...
Page 22 - Digital Effects Section; PROGRAM dial
Controls and Connectors 22 EMX512SC/EMX312SC/EMX212S Digital Effects Section 0 PROGRAM dial Selects the type of effect to be used. You can select from16 different effect types, as follows. A PARAMETER knob Adjusts the parameter (depth, speed, etc.) associatedwith the selected effect type. The mixer ...
Page 23 - MAIN Section
Controls and Connectors EMX512SC/EMX312SC/EMX212S 23 MAIN Section E Graphic Equalizer This 7-band graphic equalizer adjusts the frequencycharacteristics of the stereo signal on the MAIN L andMAIN R buses. This is the signal that is output to theMAIN OUT jacks I and to the SPEAKERS jacks V . Each ban...
Page 24 - MONITOR Section; Graphic Equalizer; MONITOR OUT jack
Controls and Connectors 24 EMX512SC/EMX312SC/EMX212S MONITOR Section K Graphic Equalizer This 7-band graphic equalizer adjusts the frequencycharacteristics of the monitor signal that feeds to theMONITOR OUT jack O and (if the POWER AMP switch is down) to the SPEAKERS B jacks V . Each band can be adj...
Page 25 - POWER Section; PHANTOM switch; POWER AMP switch; YS Processing switch
Controls and Connectors EMX512SC/EMX312SC/EMX212S 25 POWER Section P PHANTOM switch This switch toggles +15V phantom power on and off. Ifyou set the switch on, the mixer supplies power to theXLR mic input jacks on all channels (the INPUT B jackson channels 1 to 4, and the MIC jacks on channel pairs5...
Page 26 - Rear Panel; SPEAKERS jacks
Controls and Connectors 26 EMX512SC/EMX312SC/EMX212S Rear Panel V SPEAKERS jacks Use these jacks to connect to speakers. Note that the out-put directed to these jacks varies according to the settingof the POWER AMP switch R . A1, B1: Neutrik NL4 Speakon outputs. Polarities areas shown below. A2, B2:...
Page 27 - Connecting Speakers; -channel parallel connection
Connecting Speakers EMX512SC/EMX312SC/EMX212S 27 Connecting Speakers When making 2-channel and 2-channel parallel connections to the SPEAKERS jacks, be sure that the impedance of your speak-ers meets the conditions indicated below. Note that actual speaker impedance varies according to connection me...
Page 28 - Horizontal Orientation, Tilting and Rack Mounting; Horizontal Orientation; How to attach the rubber stabilizers
Horizontal Orientation, Tilting and Rack Mounting 28 EMX512SC/EMX312SC/EMX212S 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 un...
Page 29 - Tilting; Rack Mounting; How to install the rack-mount hardware
Horizontal Orientation, Tilting and Rack Mounting EMX512SC/EMX312SC/EMX212S 29 Tilting You can set the EMX unit at an angle, as shown below. Do not push too forcefully when tilting the unit. Excessforce may cause the unit to topple or turn, potentiallyresulting in equipment damage or in injury to by...
Page 30 - Setting Up; Top panel
Setting Up 30 EMX512SC/EMX312SC/EMX212S Setting Up Top panel Rear Panel EMX Installation Vents are located on the sides and rear of the EMXunit. Position the unit so that the vents are not blockedby nearby walls or objects. DI DOWN UP OCTAVE SCENE SF1 SF 2 SF 3 SF 4 SF 5 F 1 F 2 F 3 F 4 F 5 F 6 INFO...
Page 31 - Troubleshooting; Power doesn’t come on.
Troubleshooting EMX512SC/EMX312SC/EMX212S 31 Troubleshooting ■ Power doesn’t come on. ❑ Be sure that you are using the supplied power cord, and that it is correctlyconnected to the AC IN connector and plugged into a working power out-let. ■ Power suddenly went off. ❑ Check whether the vents at the s...
Page 32 - Specifications; General Specifications
Specifications 32 EMX512SC/EMX312SC/EMX212S Specifications ■ General Specifications Output RL Conditions US AU EU UNIT Maximum Output Power SPEAKERS OUT EMX512SC 4 Ω Both ch drive, 1 kHz, THD+N 0.5% MIN 500 500 500 W 8 Ω 350 350 320 EMX312SC 4 Ω 300 300 300 8 Ω 190 190 180 EMX212S 4 Ω 220 220 220 8 ...
Page 33 - Input Characteristics
Specifications EMX512SC/EMX312SC/EMX212S 33 Note: All level control normally: Maximum level, Output impedance of signal generator :150 ohm ■ Input Characteristics *1 0 dBu is referenced to 0.775 Vrms. *2 Sensitivity is the lowest level that will produce an output of +4 dB (1.23 V), or the nominal ou...
Page 34 - Dimensional Diagrams
Specifications 34 EMX512SC/EMX312SC/EMX212S Dimensional Diagrams 71 66.1 54 108 284 2 286 264 71 66.1 298 307.8 440 2.5 442.5 Unit: mm
Page 35 - Block Diagram and Level Diagram
Specifications EMX512SC/EMX312SC/EMX212S 35 Block Diagram and Level Diagram
