Yamaha DX27 EN User Manual

YAMAHAAUTHORIZEDPRODUCT MANUAL®

3. The BANK PLAYModeIn this mode, you can play any of the voices currently in the DX27’s 24-voiceINTERNAL memory individually.The BANK PLAY mode enabl

The DX27 comes with 192 different pre-programmed voices in an internal ROM4. The 192-Voice (Read Only Memory). These voices can be loaded singly into

PRESET SEARCHThis function allows you to directly access the voices in the PRESET memory, inthe order they appear in the PRESET memory.PRESET SEARCH i

CHAPTER III: THE FUNCTION MODEThe FUNCTION mode permits access to four groups of functions:tuning functions, MIDI functions, memorymanagement function

* Note that performance parameters 13 through 24 can be individually stored foreach voice. They must therefore be stored in the appropriate INTERNAL v

15: PORTAMENTO MODETwo different portamento modes are available: Full Time Portamento and FingeredPortamento. When the POLY/MONO function is set to PO

As you move the DX27 modulation wheel away from you, an increasing amountof LFO (Low Frequency Oscillator) modulation is applied to the selected voice

The four BREATH parameters listed below determine just how the breath controllerwill affect the DX27’s sound. These parameters may be set individually

23: BREATH RANGE, EG BIASThis function permits breath pressure applied to the BC-1 breath controller to directlycontrol the amplitude or timbre of the

be used once after this function is called. Subsequent changes must be made usingthe DATA ENTRY slider and -1/+1 buttons after the INTERNAL PLAY mode

YAMAHADIGITAL PROGRAMMABLE ALGORITHM SYNTHESIZEROWNER’S MANUAL

7: INIT VOlCEThis function sets all voice parameters in the voice edit buffer to their “initialized”values, permitting voice programming from an effec

for convenience and ease of selection during a performance, you would use theEDIT BANK function to place your 10 required voices in locations 1—10 in

Before using this function, make sure that an appropriate data cassette recorderis properly connected to the DX27, as described in CHAPTER I: SETTING

memory (remember, this will erase any voices previously in the INTERNAL voicememory) by pressing the +1 button. The LCD will now read “Load all ready

DX21 CASSETTE LOADNOTE:If you have a voice set programmed on a Yamaha DX21 Digital ProgrammableAlgorithm Synthesizer, these voices can be transferred

3: CHANNELThe DX27 is capable of receiving or transmitting data on any of the 16 availableMIDI channels, or receiving in the OMNI mode which enables r

5: SYS INFOThis function turns transmission and reception of MIDI SYSTEM EXCLUSIVEINFORMATION data ON or OFF. The -1/+1 buttons are used to turn this

CHAPTER IV: VOICE PROGRAMMINGBefore you begin actually programming or editing your own voices, a basic un-1. The Basics of FM derstanding of how dig

Operators do not have to be connected “vertically” in a modulator-carrier re-lationship, as shown above. The outputs of two operators can also be mixe

Most algorithms have multiple modulators and carriers. In one algorithm a givenoperator may be a carrier, while in the next it might function as a mod

CONGRATULATIONS!Your Yamaha DX27 Digital Programmable Algorithm Synthesizer incorporatesstate-of-the-art digital FM tone generation technology, provid

Still more variations can be achieved by changing the relative output levels betweenoperators; the greater the level of the modulating operator, the m

content of the note changes (the timbre changes) from the time the note is initiatedto the time it decays.Each of the 4 operators available in DX27 ca

To actually program or edit a voice, you need to enter the EDIT mode. This is done2. The EDIT and by pressing the EDIT/COMPARE button.COMPARE ModesWhe

3. The VoiceParametersThe following is a brief description of each available voice parameter, how it isprogrammed, and its effect. These parameters ar

2: FEEDBACKFeedback can be applied to one operator in each algorithm. Pressing this buttonpermits setting the amount (level) of feedback which will be

5: LFO DELAYPermits setting a delay of between 0 and approximately 10.7 seconds before theLFO modulation effect begins after a key is played. This is

The beginning of the LFO cycle is normally synchronized with key-on timing. Thisparameter permits turning this synchronization on or off. All operator

effects can be applied to the selected operators. A setting of 7 produces maximumsensitivity and therefore maximum effect depth.12: KEY VELOCITYWhile

ratio at a low operator level with even-ratio operators to add bite to a string soundand many other effects.The standard DX27 keyboard pitch is 8’; th

The following EG curves show the parameters for some common instruments.20: OPERATOR OUT LEVELPermits setting the output level of the selected operato

PRECAUTIONS1. Location2. Cleaning3. Service andModifications4. Relocation5. Handling6.Electrical Storms(Lightning)7. EIectromagneticFieldsAvoid locati

The data range is from 0 to 3. At 0 RATE SCALING is OFF, and at 3 the greatest,variation in envelope length is produced.KEYBOARD RATE SCALINGRSThese v

4. Storing Voice DataIf you have edited any of the above voice parameters and wish to store the newvoice, you must use the STORE function BEFORE PRESS

If you choose to program a voice from scratch, you’ll need to have a clear memorylocation (or one containing a voice that you either don’t want or hav

CHAPTER V: VOICE PROGRAMMING EXAMPLEIn this section we’ll go through the steps in creating a fairly percussive electric piano voice from scratch. This

Since the voice has been initialized, the output level of operator 1 will be set at90 and that of operator 2 will be 0, so at the moment we only hear

STEP 8:STEP 9:STEP 10:STEP 11:STEP 12:Set OP3 (carrier) EGBefore we actually set the OP3 EG parameters, select OP3 using the OPERATORSELECT button, ca

STEP 14:Set Keyboard Level ScalingPlay a few notes or chords across the range of the keyboard. At this point theupper-range notes are a little to loud

GENERAL SPECIFICATIONSKeyboard... 61keysSound Source...

MIDI DATA FORMAT1. TransmissionConditionsACTIVE SENSINGNOTE ON/OFFSUSTAIN SWlTCHPITCH BENDERPOLY MODEMONO MODEMODULATION WHEELBREATH CONTROLERDATA EN

All MIDI data is transmitted when the MIDI ON/OFF function is ON, The MIDI2. Transmission Datatransmission channel is determined by the setting of the

CHAPTER I: SETTING UP1. Audio Outputs2. Optional FootSwitch3. Optional BC-1Breath Controller4. Headphones5. MIDI Terminals6. Cassette7. AC Power Adapt

2-2 System lnformafion2-2-1 System Real-Time MessageActive sensingStatus 11111110(FE)Transmitted once approximately every 200 milliseconds2-2-2 System

Byte count 00000000(00)Data 0ddddddd4096 bytes0dddddddChecksum 0eeeeeeeEOX 11110111(F7)The data of 32 voices, including the 24 voices in RAM memory, w

3. ReceptionConditions50

All MIDI data is received when the MIDI ON/OFF function is ON. When a specific4. Reception DataMIDI receive channel has been selected using the MIDI R

Functions only on MSB data:MSB00000000 Lowest value01000000 Center value01111111 Highest value4-1-2 Channel Mode MessageStatus 1011nnnn n=channel no.0

(3) 1 Voice Bulk DataReceived only when MIDI SYS INFO is ON. The format is the same as for thetransmitted 1 voice bulk data. The 93 voice data bytes a

5-1. VOICE DATA (VMEM format)5. System ExclusiveDataParameter no.PParameter0ATTACK RATE1DECAY 1 RATE2 DECAY 2 RATE3 RELEASE RATE4DECAY 1 LEVELOP45KEYB

5-2. VOICE PARAMETERS (VCED format)parameter no.Pparameter LCD Display Data Note0 ATTACK RATE AR 0 ~ 311 DECAY 1 RATED1R 0 ~ 312 DECAY 2 RATE D2R 0 ~

5-3. FUNCTION PARAMETERSParameter no.PParameter93 OPERATOR ENABLE/DISABLE94 OPETATOR SELECT95 EDIT MODE 1 = ON96 FUNCTION MODE 1 = ON97 STORE MODE 1

[ Digital Programmable Algorithm Synthesizer ] DateModel DX27: 5/10, 1985MIDI Implementation Chart Version : 1.0Transmitted Recognized RemarksFunction

NOTE:When setting up your system, be sure to turn the DX27 and any effects unitsused on BEFORE turning the main amplifier system on. This will prevent

YAMAHADATA NAME :DATE :NUMBER :PROGRAMMER :AMEOP4321ALGORITHMFEEDBACKWAVESPEED DELAYPMDAMDSYNCPITCHAMPLITUDEEG BIASKEYLFOMODULATION SENSITIVITYVELOCIT

DATE :PROGRAMMER :No. VOICE NAME REMARKS12345678910111213141516171819202122232459

DATE:PROGRAMMER :A BNo. VOICE NAME REMARKS No. VOICE NAME REMARKS1 1223 34 4556 67 78 899101011111212131314 1415 151616171718181919202021212222232324

C DNo. VOICE NAME REMARKS No.VOICE NAME REMARKS1 12 23 34 45 56 67 78 89 910 1011

FCC INFORMATION (USA)While the following statements are provided to comply withFCC Regulations in the United States, the corrective measureslisted bel

SINCE 1887YAMAHANIPPON GAKKI CO., LTD. HAMAMATSU. JAPAN85 09 0.2 CR Printed in Japan

YAMAHADX27 OMDX27 OM9/20/98 198001Yamaha Corporation of America6600 Orangethorpe Avenue, P.O. Box 6600, Buena Park, CA 90622-6600

DX27 CONNECTIONS5

CHAPTER II: PLAYING THE DX271. DX27 VoiceMemoryConfigurationThe DX27 has three different voice memories which serve different purposes. Theyare:The 24

mode, while the second group is accessed in the SHIFT mode (these modes willbe described below. These voices may be selected and stored in the BANK or