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MG20XU/MG20/MG16XU/MG16/MG12XU/MG12 Owner’s Manual

4

IMPORTANT NOTICE FOR THE UNITED KINGDOM

Connecting the Plug and Cord

WARNING:

 THIS APPARATUS MUST BE EARTHED IMPOR-

TANT.  The wires in this mains lead are coloured in accordance 
with the following code:

GREEN-AND-YELLOW : EARTH
BLUE

: NEUTRAL

BROWN

: LIVE

As the colours of the wires in the mains lead of this apparatus 
may not correspond with the coloured markings identifying the 
terminals in your plug  proceed as follows:

The wire which is coloured GREEN-and-YELLOW must be con-
nected to the terminal in the plug which is marked by the letter E 
or by the safety earth symbol

 or colored GREEN or GREEN-

and-YELLOW.

The wire which is coloured BLUE must be connected to the ter-
minal  which is marked with the letter N or coloured BLACK.

The wire which is coloured BROWN must be connected  to the 
terminal which is marked with the letter L or coloured RED.

(3 wires)

1.  IMPORTANT NOTICE: DO NOT MODIFY THIS UNIT!

This product, when installed as indicated in the instructions 
contained in this manual, meets FCC requirements. Modifica-
tions not expressly approved by Yamaha may void your 
authority, granted by the FCC, to use the product.

2. IMPORTANT:

 When connecting this product to accessories 

and/or another product use only high quality shielded cables. 
Cable/s supplied with this product MUST be used. Follow all 
installation instructions. Failure to follow instructions could 
void your FCC authorization to use this product in the USA.

3. NOTE:

 This product has been tested and found to comply 

with the requirements listed in FCC Regulations, Part 15 for 
Class “B” digital devices. Compliance with these require-
ments provides a reasonable level of assurance that your use 
of this product in a residential environment will not result in 
harmful interference with other electronic devices. This equip-
ment generates/uses radio frequencies and, if not installed 
and used according to the instructions found in the users 
manual, may cause interference harmful to the operation of 
other electronic devices. Compliance with FCC regulations 
does not guarantee that interference will not occur in all 

* This applies only to products distributed by YAMAHA CORPORATION OF AMERICA.

(class B)

installations. If this product is found to be the source of inter-
ference, which can be determined by turning the unit “OFF” 
and “ON”, please try to eliminate the problem by using one of 
the following measures:
Relocate either this product or the device that is being 
affected by the interference. 
Utilize power outlets that are on different branch (circuit 
breaker or fuse) circuits or install AC line filter/s.
In the case of radio or TV interference, relocate/reorient the 
antenna. If the antenna lead-in is 300 ohm ribbon lead, 
change the lead-in to co-axial type cable.
If these corrective measures do not produce satisfactory 
results, please contact the local retailer authorized to distrib-
ute this type of product. If you can not locate the appropriate 
retailer, please contact Yamaha Corporation of America, 
Electronic Service Division, 6600 Orangethorpe Ave, Buena 
Park, CA90620
The above statements apply ONLY to those products distrib-
uted by Yamaha Corporation of America or its subsidiaries.

FCC INFORMATION (U.S.A.)

(weee_eu_en_01)

Information for Users on Collection and Disposal of Old Equipment

This symbol on the products, packaging, and/or accompanying documents means that used electrical and electronic 
products should not be mixed with general household waste.
For proper treatment, recovery and recycling of old products, please take them to applicable collection points, in accor-
dance with your national legislation and the Directives 2002/96/EC.

By disposing of these products correctly, you will help to save valuable resources and prevent any potential negative 
effects on human health and the environment which could otherwise arise from inappropriate waste handling.

For more information about collection and recycling of old products, please contact your local municipality, your waste 
disposal service or the point of sale where you purchased the items.

[For business users in the European Union]

If you wish to discard electrical and electronic equipment, please contact your dealer or supplier for further information.

[Information on Disposal in other Countries outside the European Union]

This symbol is only valid in the European Union. If you wish to discard these items, please contact your local authorities 
or dealer and ask for the correct method of disposal.

이 기기는 가정용(B급) 전자파적합기기로서 주로 가정에서 사용
하는 것을 목적으로 하며, 모든 지역에서 사용할 수 있습니다.

(class b korea)

COMPLIANCE INFORMATION STATEMENT 

(DECLARATION OF CONFORMITY PROCEDURE)

Responsible Party : Yamaha Corporation of America

Address : 6600 Orangethorpe Ave., Buena Park, 

Calif. 90620

Telephone : 714-522-9011

Type of Equipment : Mixing Console

Model Name : MG20XU/MG16XU/MG12XU

This device complies with Part 15 of the FCC Rules.
Operation is subject to the following two conditions:
1) this device may not cause harmful interference, and
2) this device must accept any interference received including 

interference that may cause undesired operation.

See user manual instructions if interference to radio reception is 
suspected.

* This applies only to products distributed by 

YAMAHA CORPORATION OF AMERICA.

(FCC DoC)

In Finland: Laite on liitettävä suojamaadoituskoskettimilla var-

ustettuun pistorasiaan.

In Norway: Apparatet må tilkoples jordet stikkontakt.
In Sweden: Apparaten skall anslutas till jordat uttag.

(class I hokuo)

Summary of Contents for MG20XU

Page 1: ...EN Owner s Manual Precautions pages 5 6 Quick Start Guide pages 9 to 11 Troubleshooting page 29 to 31...

Page 2: ......

Page 3: ...g lightning storms or when unused for long periods of time 14 Refer all servicing to qualified service personnel Servicing is required when the apparatus has been damaged in any way such as power supp...

Page 4: ...l AC line filter s In the case of radio or TV interference relocate reorient the antenna If the antenna lead in is 300 ohm ribbon lead change the lead in to co axial type cable If these corrective mea...

Page 5: ...personnel The power cord or plug becomes frayed or damaged It emits unusual smells or smoke Some object has been dropped into the device There is a sudden loss of sound during use of the device If thi...

Page 6: ...elieve that condensation might have occurred leave the device for several hours without turning on the power until the condensation has completely dried out Avoid setting all equalizer controls and fa...

Page 7: ...ide 9 Step 1 Preparing the Power Supply 9 Step 2 Making Connections 9 Step 3 Powering Up the System 9 Step 4 Getting Sound to the Speakers 10 Step 5 Using the Built in Effects XU Models Only 11 Setup...

Page 8: ...ality Digital Effects XU Models The XU models MG20XU MG16XU MG12XU feature 24 built in effects that are based on SPX algorithms used by pro fessionals In particular the high quality reverb and delay e...

Page 9: ...pages 12 13 Front Panel and Rear Panel pages 14 15 Step 3 Powering Up the System To prevent an unwanted burst of noise from the speakers power up the devices in the following order peripheral devices...

Page 10: ...to a stereo input channel that has no GAIN knob adjust the output level on the connected device 3 Turn on the ON switches for each chan nel you are using 4 Turn on the ST switches for each chan nel y...

Page 11: ...R knob on the MG20XU are in slightly different locations than shown here Using Reverb and Delay Your mixes can be further enhanced by using the built in ambience effects such as reverb or delay Reverb...

Page 12: ...d on the rear panel Drum Bass guitar Microphones 3 Electric acoustic guitar Electric guitar Microphones 2 Powered speakers for musician monitoring Powered speakers main Mono input jacks accept both XL...

Page 13: ...n the MG20XU MG20 the SEND jack GROUP OUT jack MONITOR OUT jack and STEREO OUT jack are located on the rear panel Power amp Microphones DVD player voice Powered speakers Headphones CD player Speakers...

Page 14: ...Mono stereo input channels page 16 Stereo input channels page 16 Master block jacks page 24 The master block jacks on the MG16XU MG16 MG12XU MG12 are all located on the front panel The master block ja...

Page 15: ...ual 15 Controls and Connectors Rear Panel Power Block page 27 USB Block XU models only page 28 Master Block Master block jacks page 24 The master block jacks on the MG20XU MG20 are all located on the...

Page 16: ...ents such as electric keyboards and audio equipment Two jack types are provided phone type and RCA pin type NOTE On any given channel you may use either a phone jack or RCA jack but not both If both t...

Page 17: ...n 0 dB to 7 dB Attack time Approximately 25 ms Release time Approximately 300 ms NOTE Avoid setting the compression too high since the resulting higher average output level may lead to feedback i PHAN...

Page 18: ...r the signal before fader adjustment or post fader the signal after fader adjust ment signal is sent to the AUX bus by the PRE switch The AUX4 FX and AUX2 FX knobs are used to adjust the level of the...

Page 19: ...cted and the PEAK indicator lights red when the level reaches 3 dB below clipping 5 Bus assign switch These switches determine the bus es to which each channel s signal is sent Turn the switch on to o...

Page 20: ...2 MG20XU MG20 MG16XU MG16 AUX3 AUX4 FX AUX4 AUX1PRE AUX2 FX AUX2 HPF LOW MID HIGH 3 Stage EQ PEAK ON ST CH Fader STEREO L STEREO R PFL L PFL R GROUP 2 GROUP 1 GROUP 3 GROUP 4 ST 1 2 3 4 PFL CTRL HA HP...

Page 21: ...MG16XU MG16 CH13 14 15 16 MG12XU MG12 CH9 10 11 12 PFL Only MG16XU and MG16 HA USB PLAY L USB PLAY R L 10dBu R 10dBu HA EQ BAL MG16XU CH15 16 MG12XU CH11 12 AUX2 FX AUX2 AUX1 AUX3 AUX4 FX AUX4 PRE AUX...

Page 22: ...on page 33 e PROGRAM knob Selects one of the 24 built in effects Turn the knob to select the desired effect and then press the knob to enable it NOTE You can also select the desired effect by turning...

Page 23: ...s NOTE If this switch is on and the foot switch FOOT SW jack 0 is used to turn off the built in effect the switch flashes u Bus assign switch MG16XU MG12XU These switches determine the bus es to which...

Page 24: ...ti track recorder external mixer or another similar device e MONITOR OUT jacks Connect these impedance balanced TRS phone jacks to your operator monitoring system NOTE When the PFL indicator is flashi...

Page 25: ...ses or selected with PFL switches The 0 segment corresponds to the nominal output level The level meter PEAK indi cator lights when output reaches the clipping level PFL indicator When the PFL switch...

Page 26: ...witch If this switch is on the signals are sent to the STEREO L R bus via the GROUP 1 2 3 4 faders The GROUP 1 and 3 signal goes to the STEREO L bus and the GROUP 2 and 4 signal goes to the STE REO R...

Page 27: ...n to turn off the power CAUTION Note that the trace current continues to flow even while the switch is in the off position If you do not plan to use the mixer for a while be sure to unplug the power c...

Page 28: ...hen on again NOTICE Use an A B type USB cable The cable should be no more than 1 5 meters long A USB 3 0 cable cannot be used Be sure to wake the computer from sleep suspended standby mode before maki...

Page 29: ...4 28 STEP 1 Connections and Signal Flow Check if the instruments microphones and speakers are connected correctly and if any of the cables are damaged DI STEREO OUT jacks PHONES jack When connecting g...

Page 30: ...efore turning on the PHANTOM 48V switch ON switches On lit ST switches On PEAK indicators PFL switches All off When PFL switches are on only the sig nals from those channels are sent to the level mete...

Page 31: ...Where an input channel provides both a XLR input jack and a phone input jack or a phone input jack and an RCA pin jack are there connections made at both jacks Use only one of these jacks Is the micr...

Page 32: ...COMP 1 knob compressor Gain Threshold Ratio Threshold 22 dBu to 8 dBu Ratio 1 1 to 4 1 Output level 0 dB to 7 dB Attack time approx 25 msec Release time approx 300 msec EQ HIGH Gain 15 dB 15 dB Freque...

Page 33: ...d 11 SINGLE DLY Delay Time An effect which repeats the same sound only once Shortening the delay time produces a doubling effect 12 DELAY Delay Time Feedback delay adding multiple delayed signals 13 V...

Page 34: ...nd is used pri marily for balanced connections With properly designed receiving circuitry cables with this type of connector can also be used for unbalanced signals XLR type connectors are the standar...

Page 35: ...e rear of the rack open and position it at least 10 centimeters from walls or other surfaces If the rear of the rack cannot be left open install a commercially available fan or similar ventilating opt...

Page 36: ...switch 17 L Level meter 25 LINE USB switch 17 M MIC LINE 16 MONITOR section 25 MONITOR LEVEL knob 25 MONITOR OUT jack 24 Mono input jack 16 Mono stereo input jack 16 O ON switch 19 23 26 27 P PAD swi...

Page 37: ...MG20XU MG20 MG16XU MG16 MG12XU MG12 Owner s Manual 37 MEMO...

Page 38: ...MG20XU MG20 MG16XU MG16 MG12XU MG12 Owner s Manual 38...

Page 39: ...ic House 147 Skiathou Street 112 55 Athens Greece Tel 01 228 2160 SWEDEN FINLAND ICELAND Yamaha Music Europe GmbH Germany filial Scandinavia J A Wettergrensgata 1 Box 30053 S 400 43 G teborg Sweden Te...

Page 40: ...G PA Development Division 2014 Yamaha Corporation 401POAP 01A0 Printed in Vietnam ZJ42750 Yamaha Pro Audio global web site http www yamahaproaudio com Yamaha Manual Library http www yamaha co jp manu...

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