Yamaha MU80 - Manual

TABLE OF CONTENTS v GUIDED TOUR REFERENCE APPENDIX Selecting Single Part Control ................................................................................ 37Editing in Single Part ............................................................................................ 37 All Part Control ...

v i HOW TO USE THIS MANUAL How to Use This Manual You are probably eager to try out your new MU80 Tone Generator rightaway and hear what it can do, rather than have to read through a lot of in-structions before you can even get a sound out of it. However, to get the most out of your MU80, we strongl...

PRECAUTIONS vii Precautions Your MU80 will give you years of reliable service if you follow the simpleprecautions below: ■ L O C A T I O N Keep the instrument away from locations where it is likely to be exposed tohigh temperatures (such as direct sunlight) or humidity. Also avoid loca-tions which a...

viii PRECAUTIONS ■ ELECTROMAGNETIC INTERFERENCE Avoid using the unit near televisions, radios or other equipment generatingelectromagnetic fields. Proximity to such equipment may cause the unit tomalfunction, and may generate interference noise in the other appliance aswell. ■ DO NOT OPEN THE CASE O...

THE CONTROLS OF THE MU80 1 The Controls of the MU80 Front Panel 1 A/D INPUT jack For connection of a microphone, electric guitar or other electronic instrument.(Accepts either stereo or mono 1/4" plugs.) 2 A/D INPUT level control For control of the A/D input level. 3 PHONES jack For connection t...

THE CONTROLS OF THE MU80 3 Rear Panel 1 MIDI THRU, MIDI OUT and MIDI IN A/B terminals For connection to other MIDI devices, such as a MIDI keyboard, tone genera-tor, sequencer, or to a computer that has a MIDI interface. MIDI IN A and Bare independent MIDI ports, allowing full 32-channel MIDI input....

4 THE MU80 — WHAT IT IS AND WHAT IT CAN DO The MU80 — What It Is and What It Can Do What It Is… The MU80 is a compact, highly portable and easy-to-use tone generator. Itfeatures full General MIDI Level 1 compatibility with 128 General MIDIVoices and 9 drum kits. It also provides new XG-MIDI (Extende...

THE MU80 — WHAT IT IS AND WHAT IT CAN DO 5 What It Can Do… Here are a few ideas on how you can use the MU80. The list below is notcomprehensive, but is meant to be a general guide to the possibilities andprovide a starting point or springboard for your own creative ideas and ex-plorations. Using Wit...

6 THE MU80 — WHAT IT IS AND WHAT IT CAN DO About the Modes of the MU80 The MU80 has two main operating modes: Multi and Performance. InMulti mode, the MU80 is a 32-Part multi-timbral tone generator; in Per-formance mode, the MU80 effectively functions as four tone generatorscontrolled over a single ...

1 0 THE MU80 — WHAT IT IS AND WHAT IT CAN DO Portamento Time Velocity Limit Low Velocity Limit High Dry Level (VarConnect=SYS) MW LFO Pitch Moduration Depth MW LFO Filter Moduration Depth Pitch Bend Control Assignable Control 1 Filter Control Assignable Control 1 Amplitude Control For more informati...

G UIDED T OUR When using your MU80 for the first time, read through this short section of the manual. It guides you step-by-step in us- ing many of the basic operations: setting the instrument up, connecting it properly to other equipment, and — most im- portantly — playing it. Chorus Distortion D u...

1 2 GUIDED TOUR Setting Up Your MU80 In this introductory section, you’ll learn how to set up the MU80 for usewith a MIDI keyboard. (Setting up for use with a computer is covered onpage 26.) What You’ll Need ☛ The MU80 and the included power adaptor. ☛ A MIDI keyboard, electronic piano, or any instr...

1 4 GUIDED TOUR Powering Up and Playing the Demo Song Once you’ve connected everything properly, you’re ready to turn the MU80on and start playing it. However, a small word of caution before you begin:Follow the instructions given below to avoid possible damage to yourequipment and speakers. Powerin...

GUIDED TOUR 1 5 Playing the Demo Song Now that you’ve set everything up properly, try playing the built-in DemoSong. This showcases the high-quality Voices and the AWM2 tone genera-tion system of the MU80. Operation 1 Press the UTILITY button. 2 Select “DEMO” with the SELECT w buttons and press the ...

1 6 GUIDED TOUR Playing Your MU80 With a MIDI Keyboard Operation Play some notes on your MIDI keyboard. If you’ve carefully followed all instructions up to now, one of the “level meter” bars in the display should move — and you should be able to hear the sound of the MU80 as you play. N O T E If you...

GUIDED TOUR 1 7 Selecting Voices In this brief section, you’ll learn how to select other Voices. You can do thisdirectly from the panel of the MU80 or remotely, from your MIDI key-board. Operation 1 First, select a Part. Use the PART q buttons to select Part 1. Press the appropriate button until “01...

1 8 GUIDED TOUR Play this new Voice from the keyboard. Try selecting other Voices and playthem as well. (For a list of all the available Voices, refer to the SOUNDLIST & MIDI DATA booklet. HINT You can rapidly move through the values by holding down one of the VALUE q buttons. You can move even ...

GUIDED TOUR 1 9 2 Use the VALUE q buttons to change the Bank number. 3 Finally, use the SELECT w buttons again to move the arrow cursor back to the right side of the instrument icon — for Voice selection. Selecting Voices From Your MIDI Keyboard You can also select Voices remotely from the connected...

2 0 GUIDED TOUR Changing Some of the Settings — Part Controls You can make changes to each individual Part by using the Part controls.These are always displayed in the Play mode, giving you at-a-glance con-firmation of the various basic settings of the MU80. Let’s take a look at thePlay display agai...

2 2 GUIDED TOUR Changing the Volume and Pan settings of a Part Now that you’re playing two Voices at the same time, you may want to ad-just their settings. Here, we’ll change the Volume and Pan settings of onePart’s Voice. Operation 1 Use the PART q buttons to select the desired Part (Part 1 or 2). ...

2 4 GUIDED TOUR Using the A/D Input The MU80 features a special A/D (Analog-to-Digital) Input function thatallows you to connect a microphone, electric guitar or other instrument andmix in those signals with the MU80’s Voices. A/D Input is perfect for sing-ing along with your keyboard performance, s...

2 6 GUIDED TOUR Setting Up the MU80 in Your Music System As you learned in the section The MU80 — What It Is and What It CanDo on page 4, the MU80 can be integrated into a variety of setups. It wouldbe impossible to cover all connection possibilities in a short manual as this;however, the section be...

GUIDED TOUR 2 7 Operation 1 Set the HOST SELECT switch to Mac. 2 Connect the MU80 to the host computer, as shown in the illus- tration above. Use a standard Macintosh cable (8-pin Mini DIN on both ends; see page 32). 3 Turn on the the host computer, then the MU80. 4 Start up your music software, and...

2 8 GUIDED TOUR Operation 1 Set the HOST SELECT switch to PC-2. 2 Connect the MU80 to the host computer, as shown in the illus- tration above. Use a standard computer cable (8-pin Mini DIN to 9-pin D-SUB; see page 32). 3 Turn on the the host computer, then the MU80. 4 Start up your music software, a...

3 0 GUIDED TOUR Using the MU80 with a MIDI Data Storage Device You can also use the MU80 with a MIDI data storage device, such as theYamaha MDF2 MIDI Data Filer. This lets you save or back up whateverchanges you’ve made in the settings of the Utility and Part Edit modes, aswell as changes to the EQ ...

GUIDED TOUR 3 1 Data Flow Block Diagram When HOST SELECT switch is set to MIDI (31,250 bps): Sound Module A1~16CH TO HOST IN-B IN-A OUT THRU Sound Module B1~16CH When HOST SELECT switch is set to PC-1/Mac (31,250 bps): Sound Module A1~16CH TO HOST IN-B IN-A OUT THRU Sound Module B1~16CH When HOST SE...

3 2 GUIDED TOUR MIDI/Computer Connecting Cables M I D I Standard MIDI cable. Maximum length 15 meters. DIN 5-PIN DIN 5-PIN 425 42 (GND)5 M a c Apple Macintosh Peripheral cable (M0197). Maximum length 2 meters. MINI DIN8-PIN MINI DIN8-PIN 123 2 (HSK i)1 (HSK o)5 (RxD –) 4 4 (GND) 5 3 (TxD –) 6 8 (RxD...

R EFERENCE The Reference section of this manual covers in detail all of the functions of the MU80. Refer to it when you need infor- mation about a specific function, feature or operation. Chorus Distortion D u m p Effect E Q Initialize Reverb System Utility Variation

3 4 MULTI MODE Multi Mode In the Multi mode, the MU80 performs as a multi-timbral tone generator capa- ble of playing up to 32 Parts simultaneously, over 32 MIDI channels. Normally, the MU80 should be set to Multi mode when using it with a sequencer and General MIDI song data. There are three Multi ...

MULTI MODE 3 5 Multi Play Mode The Play mode (with the main Play display shown below) is the normal op-erating mode of the MU80. To select the Play mode from any other mode,press the PLAY button. (The Play mode is also automatically selectedwhen you turn on the MU80.) N O T E Applications that are c...

3 6 MULTI MODE Parts 17 … 32 can be displayed by selecting one of those Parts with thePART q buttons. For example, when Part 18 is selected, the changes as shown below: 2) Shows half “level meter” indication for the A1 and A2 A/D Parts and all 32Parts. Currently selected parameter (here, Voice numbe...

MULTI MODE 3 7 Single Part Control The Single Part controls include: MIDI Receive Channel, Bank Number,Program Number, Volume, Expression, Pan, Reverb Send, Chorus Send,Variation Send and Note Shift. Selecting Single Part Control Single Part control is automatically called up when the MU80 is turned...

3 8 MULTI MODE Bank Number Settings: XG: 000, 001, 003, 006, 008, 012, 014, 016 … 020, 025, 027,028, 032 … 043, 045, 064 … 072, 096 … 101, SFX TG300B: 000 … 011, 016 … 019, 024 … 026, 032, 033, 040, 080, 126, 127 C/M: Fixed (only one bank) This determines the bank number of the selected Part’s Voice...

MULTI MODE 3 9 Expression Graphically indicates current Expression setting. Range: 0 … 127 This determines the Expression setting for the selected Part’s Voice. Pan Graphically indicates current Pan setting. Settings: Rnd (Random), L63 … C … R63 This determines the stereo position of the selected Pa...

4 0 MULTI MODE Chorus Send Graphically indicates current Chorus Send setting. Range: 0 … 127 This determines the level of the selected Part’s Voice that is sent tothe Chorus effect. A value of 0 results in a completely “dry” Voicesound (no Chorus effect). N O T E Keep in mind that the Chorus effect ...

MULTI MODE 4 1 All Part Control The All Part controls include: Device Number, Master Volume, MasterAttenuator, Reverb Return, Chorus Return, Variation Return and Transpose. Keep in mind that these controls affect all Parts equally, and either add to or subtract from their individual values. For exam...

MULTI MODE 4 3 Chorus Return (ChoRtn) Graphically indicates current Chorus Return setting. Range: 0 … 127 This determines the amount of Chorus return in the overall mix. Variation Return (VarRtn) Graphically indicates current Variation Return setting. Range: 0 … 127 This determines the amount of Var...

4 4 MULTI MODE Multi Edit Mode The Multi Edit mode features various parameters for controlling the Filter,the EG (Envelope Generator) and Vibrato. It also features a variety of othermiscellaneous controls grouped in the Others parameters. When a DrumPart is selected, Drum-related parameters are also...

MULTI MODE 4 5 Cutoff Frequency Graphically shows Cutoff Frequency setting for each Part. Selected Part and MIDI channel Range: –64 … +63 Default: 0 This determines the cutoff frequency of the filter, or the frequencypoint above which other frequencies are filtered out. Lower cutoffvalues create a d...

MULTI MODE 4 7 1) Short Attack, Decay, Release times: Level Attack Decay Release Time Key is released Key is pressed Min. Max. 2) Long Attack, Decay, Release times: Level Attack Decay Release Time Key is released Key is pressed Min. Max. Keep in mind that the EG parameters affect each other, and are...

4 8 MULTI MODE Range: –64 … +63 Default: 0 This determines the Attack Time of the EG, or how long it takes forthe sound to reach full volume when a note is played. For the Filter,this determines how long it takes for the sound to be affected by themaximum Filter values. EG Decay Time Graphically sho...

MULTI MODE 4 9 Pitch EG Parameters The Pitch EG parameters determine how the pitch of a Part’s Voicechanges over time. This lets you produce subtle or pronounced pitchchanges as a note is played. In the example Pitch EG settings below, a played note is gradu- ally bent up to its normal pitch, and ke...

5 2 MULTI MODE Range: –64 … +63 Default: 0 This determines the speed of the Vibrato effect. Higher values resultin a faster Vibrato sound. Vibrato Depth Graphically shows Vibrato Depth setting for each Part. Selected Part and MIDI channel Range: –64 … +63 Default: 0 This determines the depth of the ...

MULTI MODE 5 3 Others The Others section of parameters contains miscellaneous controls, includ-ing those related to tuning, Part Mode, velocity, portamento, note range,etc. Detune Graphically shows Detune setting for each Part. Selected Part and MIDI channel Part Edit Mode Others Detune Part Mode Mo...

5 4 MULTI MODE Range: –12.8 … +12.7 Default: 0.0 This determines the fine tuning of the Part’s Voice. HINT Detune could be used to slightly detune a Voice compared to the tuning of the rest of the Voices for a richer sound. It could also be used to detune two different Voices being played in unison....

MULTI MODE 5 7 Note Limit Parameters The Note Limit Low and High parameters allow you to set the rangeof notes for a Part’s Voice. Notes outside the range will not beplayed. HINT Note Limit can be used to set up keyboard splits. Set two Parts to the same MIDI channel (see page 37), but give them Not...

6 0 MULTI MODE Dry Level Range: 1 … 127 Default: 127 This determines the level of the unprocessed sound of the Voice(sound with no effect processing). This parameter is only availablewhen the Variation Connection parameter is set to SYS. (See page91.) Pitch Bend Control (PitBndCtrl) Graphically show...

MULTI MODE 6 1 Drum Setup Controls The Drum Setup controls allow you to make a wide variety of settings forthe drum sounds in a Drum Part. These settings include Pitch controls,Level, Pan, effect send, filter controls and EG (Envelope Generator), amongothers. Moreover, these parameters can be set to...

6 2 MULTI MODE Operation 1 Select the desired note number and its assigned drum sound with the PART q buttons. For a list of the available sounds and their note assignments, see the SOUND LIST & MIDI DATA booklet. HINT You can also select the desired note number by simply pressing the appropriat...

MULTI MODE 6 5 Receive Note Off Settings: on, offDefault: off This determines how the selected drum sound responds to MIDINote Off messages. When this is set to on, the selected sound willstop in response to the corresponding MIDI Note Off message. Anon setting is good for some sustained sounds (lik...

6 6 PERFORMANCE MODE Performance Play Mode To set the Performance mode and call up Performance Play: 1 Press the MODE button. 2 Use the SELECT w button to select “PFM” (PERFORMANCE). 3 Press the EXIT button or the PLAY button to return to the Play display. Indicates Performance mode. XGTG300BC/MPERF...

PERFORMANCE MODE 6 7 Selecting a Performance and its Individual Parts To call up a Preset or Internal Performance and select individual Parts of that Performance: 1 From the Performance Play mode (see section above), press the PART q buttons simultaneously, so that the All Part display is shown. Ind...

PERFORMANCE MODE 6 9 Performance Part Control Single Part Bank Number Settings: XG: 000, 001, 003, 006, 008, 012, 014, 016 … 020, 025, 027,028, 032 … 043, 045, 064 … 072, 096 … 101, SFX TG300B: 000 … 011, 016 … 019, 024 … 026, 032, 033, 040, 080, 126, 127 C/M: Fixed (only one bank) This determines t...

7 0 PERFORMANCE MODE Volume Graphically indicates current Volume setting. Range: 0 … 127 This determines the Volume setting for the selected Part’s Voice. Pan Graphically indicates current Pan setting. Settings: Rnd (Random), L63 … C … R63 This determines the stereo position of the selected Part’s V...

7 2 PERFORMANCE MODE All Part System MIDI Channel (Sys CH) Graphically indicates current System MIDI Channel setting. Settings: 1 … 16, all This determines the MIDI receive channel for all Parts of the Per-formance. When this is set to “all,” the Performance responds overany incoming MIDI channel. P...

PERFORMANCE MODE 7 5 Performance Edit Mode The Performance Edit mode features various functions and parameters,grouped in the following sections: Common (related to the Performance asa whole), Part (related to each of the four Parts), and the Copy and Storeoperations. To enter the Performance Edit m...

8 2 PERFORMANCE MODE Assignable Control 1 Filter Control (AC1FilCtrl) Graphically shows AC1 Filter Control setting for each Part. Range: –64 … +63 This determines the degree to which Assignable Controller 1 affectsthe Filter. A setting of 0 results in no control over the Filter. Negativesettings aff...

PERFORMANCE MODE 8 3 Copy and Store Operations The Copy and Store operations allow you to save and organize the Perform-ances you’ve created. Copy The Copy operation allows you to copy the settings of one Performanceprogram (Preset or Internal) to another Performance number (Internalonly). Operation...

8 4 PERFORMANCE MODE 3 Press the ENTER button to actually execute the Copy operation. An “Executing…” message flashes in the display during the op- eration. When the data has been copied, the MU80 returns to the Performance Edit menu. To cancel the operation without copying, press the EXIT button (b...

8 6 EFFECT EDIT MODE Effect Edit Mode The MU80 features a built-in multi-effect processor with five independent dig- ital effects: Reverb, Chorus, Variation, Distortion and EQ. The first four of these are controlled in the Effect Edit mode. In this section, only the effect Types and the global param...

8 8 EFFECT EDIT MODE Chorus The Chorus section uses pitch modulation to create a variety of rich, spa-cious-sounding effects, including Chorus, Flanger, Symphonic and Phaser. Explanations of the Chorus Type and Chorus Pan parameters are given below. For descriptions and explanations for all other Ch...

EFFECT EDIT MODE 8 9 Range: L63 … C … R63 This determines the Pan position of the Chorus sound, or where itappears in the stereo image. Send Chorus to Reverb (SendCho → Rev) Range: 0 … 127 This determines the level of the Chorus signal sent to and processedby the Reverb effect. A setting of 0 result...

9 0 EFFECT EDIT MODE Type Settings: NO EFFECT; HALL 1 & 2; ROOM 1 … 3; STAGE 1 & 2; PLATE; DELAY LCR; DELAY L,R; ECHO; CROSSD E L AY; E A R LY R E F L E C T I O N 1 & 2 ; G AT ER E V E R B ; R E V E R S E G AT E ; K A R A O K E 1 … 3 ;C H O R U S 1 & 2 ; F L A N G E R 1 & 2 ; S Y...

EFFECT EDIT MODE 9 1 Common Parameters (System connection): Variation Pan (VarPan) Range: L63 … C … R63 Determines the pan position of the Variation effect. Send Variation to Chorus (SendVar → Cho) Range: 0 … 127 Determines the amount of Variation effect sound that is sent to theChorus effect. Send ...

9 6 EQUALIZER (EQ) EDIT EQ Type Graphically shows current EQ settings. Settings: Flat, Jazz, Pops, Rock, Classic EQ Type provides five different preset EQ settings, specially pro-grammed for specific types of music. The Flat setting is a “flat” EQpreset with no change in equalization. Jazz, Pops, Ro...

EQUALIZER (EQ) EDIT 9 7 EQ Frequency Parameters T h r u : 80 Hz, 500 Hz, 1.0 kHz, 4.0 kHz, 8.0 kHz J a z z : 50 Hz, 125 Hz, 900 Hz, 3.2 kHz, 6.3 kHz Pops: 125 Hz, 315 Hz, 1.0 kHz, 2.0 kHz, 5.0 kHz Rock: 125 Hz, 200 Hz, 1.2 kHz, 2.2 kHz, 6.3 kHz Classic: 80 Hz, 315 Hz, 1.0 kHz, 6.3 kHz, 8.0 kHz Graph...

98 UTILITY MODE System Functions The System functions provide various controls of the overall operation ofthe MU80, such as Master Tune, Mute and A/D Part Lock, some MIDI re-ceive filters and a display Contrast control. Master Tune (M.Tune) Range: –102.4 … +102.3 cents (approx. +/– 1 semitone) Defau...

UTILITY MODE 99 Mute Lock Settings: off, onDefault: off This determines whether or not the Part Mute status of the MU80 isreset when receiving a GM System On or XG System On message.Generally, this message is automatically transmitted to the MU80 aspart of General MIDI song data. When Mute Lock is s...

100 UTILITY MODE EQ Lock Settings: off, onDefault: off This determines whether or not the EQ settings of the MU80 are re-set when receiving a GM System On or XG System On message.If you want to keep the current EQ settings, set Mute Lock to on.(This parameter has no effect in the Performance mode.) ...

UTILITY MODE 101 Receive Bank Select (RcvBankSel) Settings: off, onDefault: off This determines whether Bank Select messages are received or not.Bank Select messages can be sent from another MIDI device tochange the banks of Voices on the MU80. (See page 28.) The Onsetting allows Bank Select message...

102 UTILITY MODE Thru Port Range: 1 … 8 Some MIDI devices and sequencers are capable of transmitting dataover several MIDI “ports,” effectively breaking the 16-channel barrier.When this data is received via the TO HOST terminal on the MU80,this parameter determines which MIDI port’s data will be rou...

104 UTILITY MODE All This transmits all MU80 data (including Part, Performance, sys-tem, and all parameter values) to the connected device. Multi Settings: 32 Parts, 16 Parts, 32 Parts + A/D, 16 Parts + A/D This transmits the selected MU80 Multi Part data (including System,Effect and EQ data) to the...

UTILITY MODE 105 A “Transmitting…” message appears in the display during the op- eration. When the transmission is completed, the MU80 returns to the Dump Out menu. N O T E If you have more than one MU80 connected in your MIDI system and wish to send different sets of data to each, you can specify a...

106 UTILITY MODE 2 From the Initialize menu, select the type of data to be initialized: Factory Settings (FactSet), selected Sound Module mode (XGInit, GM Init, C/MInit, PFMInit) or Drum (DrumInit) Then, press the ENTER button to call up the selected data dump. Factory Settings (FactSet) This restor...

UTILITY MODE 109 3 To stop playback of the song, press the EXIT button. 4 To exit from the Demo Song function, press the EXIT button again. Sound Module Mode (MODE) This lets you select the operating mode of the MU80. Press the MODE but-ton, then use the SELECT w buttons to select the desired Sound ...

110 UTILITY MODE About Cable Messages The MU80 can receive Cable messages (F5) when the TO HOST terminalis connected to the serial terminal of a computer. On the MU80, MIDIreceive channels A1…A16 are controlled from Port 1, and channelsB1…B16 are controlled from Port 2. If the software you are using...

A PPENDIX The Reference section of this manual covers in detail all of the functions of the MU80. Refer to it when you need infor- mation about a specific function, feature or operation. Chorus Distortion D u m p Effect E Q Initialize Reverb System Utility Variation

112 APPENDIX X G Chapter 0: Format Overview Yamaha introduces a new tone-generator control format designed to meet the requirements ofthe coming multimedia environment. The new XG format — an extension of the existing GMformat — provides broader capabilities suited to the demands of an increasingly ...

APPENDIX 113 Basic Concepts The XG format maintains the universality and compatibility of the MIDI and GM standardswhile significantly increasing the range of expressiveness. It is designed to ensure data conti-nuity, and to provide equipment manufacturers with considerable flexibility in designing ...

114 APPENDIX 2) Bank-Select MSB adds an SFX bank The Bank-Select LSB method is not useful for extension of distinctive SFX voices thathave no meaningful variation. For this reason the XG format supports a full SFX bankof extension effects, which you can select by sending a Bank-Select MSB value of 4...

APPENDIX 115 5. System Exclusive Messages Parameter Change System ParametersEffects Parameters Three categories of system effects are supported. One of these categories canbe switched with insertion effects. Graphic EQ and multiple insertion effects are supported as options.Part ParametersFilter cut...

APPENDIX 123 All Notes Off: 7BH Cntrl# Parameter Data Range 123 — 0 Switches off all currently “on” notes in all parts. Any notes being held by sustain or sostenutocontinue to sound until sustain/sostenuto goes off. OMNI Off: 7CH Cntrl# Parameter Data Range 124 — 0 Same processing as for All Notes O...

124 APPENDIX 6. Polyphonic Aftertouch Status: AnH The message is not effective under initial settings to enable use of this message, send systemExclusive to change the polyphonic aftertouch parameters. If multipart parameter “Rcv POLYPHONIC AFTERTOUCH” is Off, the part ignores this message. It is no...

APPENDIX 127 Troubleshooting Even though the MU80 is exceptionally easy to use, it may occasionallynot function as you expect it to. If that happens, check the possible prob-lems and solutions below before assuming that the instrument is faulty. Possible Cause and Solution If you are using an AC ada...

128 APPENDIX Error Messages Battery Low! The battery voltage (for internal memory backup) may be too low. Bring the unitto your local Yamaha dealer or any other authorized Yamaha service personnel. Illegal Data! A data error resulted during reception of MIDI messages. Try transmitting the dataagain,...

APPENDIX 129 Specifications Tone Generation Method AWM2 (Advanced Wave Memory 2) Maximum Simultaneous Polyphony 64-note Sound Module Modes XG (Extended General MIDI), TG300B, C/M, and Performance Multi-timbral Capacity 32-Part (on 32 MIDI channels; with element reserve priority for later notesand dy...

APPENDIX 131 Glossary A/D input Abbreviation for analog-to-digital. The A/D inputs of the MU80 allow you to processanalog inputs (such as a microphone, electric gui-tar, CD player, or another electronic instrument)with the digital effects of the MU80 and mix themwith the internal Voices. Assignable ...

APPENDIX 133 Index A A/D input .......................................................... 24–25A/D Part ............................................................ 24, 77A/D Part Lock ......................................................... 99All Part control ..................................... ...