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Yamaha MG12/4 Owner's Manual

Other manuals for MG12/4: Owner's Manual, Service Manual

Summary of MG12/4

  • Page 1

    Mixing console owner’s manual mg16/4 mg12/4 making the most of your mixer pages 6 to 17 e mg12-16_e.Book page 1 monday, may 26, 2003 1:14 pm.

  • Page 2: Precautions

    Mg16/4, mg12/4 2 precautions —for safe operation— warning ● connect this unit’s ac power adaptor 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 ...

  • Page 3

    Precautions mg16/4, mg12/4 3 —for correct operation — ● xlr-type connectors are wired as follows: pin 1: ground, pin 2: hot (+), and pin 3: cold (–). ● insert trs phone jacks are wired as follows: sleeve: ground, tip: send, and ring: return. ● the performance of components with moving contacts, such...

  • Page 4: Introduction

    Mg16/4, mg12/4 4 introduction thank you for your purchase of the yamaha mg16/4 or mg12/4 mixing console. This mixing console combines ease of operation with support for multiple usage environments, and is ideal for sr setups, installed systems, and many other such applications. Please read through t...

  • Page 5

    Introduction mg16/4, mg12/4 5 (1) be sure that the mixer’s power switch is in the standby position. Use only the pa-20 adaptor included with this mixer. Use of a different adaptor may result in equipment damage, overheating, or fire. (2) connect the power adaptor to the ac adaptor in con- nector ( 1...

  • Page 6: An Introduction

    Mg16/4, mg12/4 6 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 u...

  • Page 7

    Making the most of your mixer mg16/4, mg12/4 7 a place for everything and everything in its place 1-1. A plethora of connectors—what goes where? Questions you’re likely to encounter when setting up a system for the first time might include “why all these different types of connectors on the back of ...

  • Page 8

    Making the most of your mixer mg16/4, mg12/4 8 1-2. Balanced, unbalanced—what’s the difference? In a word: “noise.” the whole point of balanced lines is noise rejection, and it’s something they’re very good at. Any length of wire will act as an antenna to pick up the random electromagnetic radiation...

  • Page 9

    Making the most of your mixer mg16/4, mg12/4 9 1-3. Signal levels—decibel do’s and don’ts from the moment you start dealing with things audio, you’ll have to deal with the term “decibel” and its abbreviation, “db”. Things can get confusing because decibels are a very versatile unit of measure used t...

  • Page 10

    Making the most of your mixer mg16/4, mg12/4 10 where your signal goes once it’s inside the box at first glance the block diagram of even a modest mixer can look like a space-station schematic. In reality, block diagrams are a great aid in understanding how the signal flows in any mixer. Here’s a gr...

  • Page 11

    Making the most of your mixer mg16/4, mg12/4 11 the first steps in achieving great sound before you even consider eq and effects, or even the overall mix, it is important to make sure that levels are properly set for each individual source. This can’t be stressed enough—initial level setup is vitall...

  • Page 12

    Making the most of your mixer mg16/4, mg12/4 12 3-2. Level setup procedure for optimum performance now that we know what we have to do, how do we do it? If you take another quick look at the mixer block diagram you’ll notice that there’s a peak indicator located right after the head amplifier and eq...

  • Page 13

    Making the most of your mixer mg16/4, mg12/4 13 external effects, monitor mixes, and groups 4-1. Aux buses for monitor sends and overall effects there are a number of reasons why you might want to “tap” the signal flowing through your mixer at some point before the main outputs: the two most common ...

  • Page 14

    Making the most of your mixer mg16/4, mg12/4 14 4-2. Using groups group buses and faders can greatly simplify the mixing process—particularly in live situations in which changes have to be made as quickly as possible. If you have a group of channels that need to be adjusted all together while mainta...

  • Page 15

    Making the most of your mixer mg16/4, mg12/4 15 4-3. Channel inserts for channel-specific processing another way to get the mixer’s signal outside the box is to use the channel inserts. The channel inserts are almost always located before the channel fader and, when used, actually “break” the mixer’...

  • Page 16

    Making the most of your mixer mg16/4, mg12/4 16 making better mixes 5-1. Approaching the mix—where do you start? Mixing is easy, right? Just move the faders around until it sounds right? Well, you can do it that way, but a more systematic approach that is suited to the material you’re mixing will pr...

  • Page 17

    Making the most of your mixer mg16/4, mg12/4 17 spread them out! Position your instruments so they have room to “breathe,” and connect in the most musical way with other instruments. Sometimes, however, you’ll want to deliberately pan sounds close together, or even right on top of one another, to em...

  • Page 18: Front & Rear Panels

    Mg16/4, mg12/4 18 front & rear panels note: within this manual, all panel illustrations show the mg16/4 panel. 1 gain control adjusts the input signal level. To get the best balance between the s/n ratio and the dynamic range, adjust the level so that the peak indicator ( 2 ) comes on only at about ...

  • Page 19

    Front & rear panels mg16/4, mg12/4 19 6 pre switch selects whether the pre-fader or the post-fader signal is fed to the aux1 bus. If you set the switch on ( ), the mixer sends the pre-fader signal (the signal prior to passage though channel fader a ) to the aux1 bus, so that aux1 output is not affec...

  • Page 20

    Front & rear panels mg16/4, mg12/4 20 1 st master fader adjusts the signal level to the st out jacks. 2 group 1-2 fader adjusts the signal level to the group out 1 and group out 2 jacks. 3 to st switch if this switch is on ( ), the mixer sends the signals processed by the group 1-2 fader ( 2 ) onto ...

  • Page 21

    Front & rear panels mg16/4, mg12/4 21 8 level-meter signal switches (st-group toggle switch and 2tr in switch) these level-meter switches, together with the channel pfl switches, select the signal that is sent through the c-r/phones control to the c-r out jacks, the phones jack, and the level meter....

  • Page 22

    Front & rear panels mg16/4, mg12/4 22 1 channel input jacks • mic jacks (mg16/4: chs 1 to 8, 9/10, 11/12. Mg12/4: chs 1 to 4, 5/6, 7/8) these are balanced xlr-type microphone input jacks (1:ground; 2:hot; 3:cold). • line jacks (mg16/4: chs 1 to 8. Mg12/4: chs 1 to 4) these are balanced trs phone-typ...

  • Page 23

    Front & rear panels mg16/4, mg12/4 23 8 return l (mono), r jacks these are unbalanced phone-type line input jacks. The signal received by these jacks is sent to the stereo bus and the aux1 and aux2 buses. These jacks are typically used to receive a return signal from an external effector (reverb, de...

  • Page 24: Setting Up

    Mg16/4, mg12/4 24 setting up (1) before connecting to microphones and instruments, be sure that all devices are turned off. Also be sure that all of the mixer’s channel faders and master control faders are set all the way down. (2) for each connection, connect one end of the cable to the rele- vant ...

  • Page 25

    Setting up mg16/4, mg12/4 25 ■ sound reinforcement for live performance ( ) st aux 1 (pre ) st di di microphones monitor speakers (internal) power amp effector synthesizer effector bass guitar cd, cassette, or dat recorder microphones headphones guitar main speakers (external) example of speaker arr...

  • Page 26

    Setting up mg16/4, mg12/4 26 ■ mounting the mg16/4 (1) two metal rack-mount supports are screwed onto the unit. Use a screwdriver to remove these supports. (2) turn the supports over, and fasten them into place again using the same screws. (3) mount the unit into the rack, and fasten it into place. ...

  • Page 27: Appendix

    Mg16/4, mg12/4 27 appendix ■ general specifications where 0 dbu = 0.775 v and 0 dbv = 1 v 1 measured with 12.7 khz, –6 db/oct. Low pass filter (equivalent to 20 khz, – ∞ filter). (ch mic input to st, group out/aux, effect send) 2 turning pan/bal to left or right. 3 shelving turnover/rolloff frequenc...

  • Page 28

    Appendix mg16/4, mg12/4 28 ■ input specifications where 0 dbu = 0.775 v and 0 dbv= 1 v * input sensitivity: the lowest level that will produce the nominal output level when the unit is set to maximum gain. ■ output specifications where 0 dbu = 0.775 v and 0 dbv= 1 v specifications and descriptions i...

  • Page 29

    Appendix mg16/4, mg12/4 29 ■ mg16/4 ■ mg12/4 dimensional diagrams 393 31.5 309.6 d 416.6 h 108 101.3 3 w 423 428 27.5 480 when mounted on rack 317.4 d 416.6 325.6 102.6 2 h 108 w 322 480 322 when mounted on rack mg12-16_e.Book page 29 monday, may 26, 2003 1:14 pm.

  • Page 30

    Appendix mg16/4, mg12/4 30 block diagram and level diagram mg12-16_e.Book page 30 monday, may 26, 2003 1:14 pm.

  • Page 31

    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. Die einzelheiten zu produkten sind ...

  • Page 32

    U.R.G., pro audio & digital musical instrument division, yamaha corporation © 2002 yamaha corporation v981800 312crcr68.2-06d0 printed in china yamaha manual library http://www2.Yamaha.Co.Jp/manual/english/ hyo4.Fm page 32 thursday, december 11, 2003 9:07 am.