YAMAHA SK30 Manual
Contents
1. SPLIT 14 SOLOSYNTHESIZER 15 TREMOLO ENSEMBLE 20 BLOCK DIAGRAM 21 SOUND MEMOS e 24 22 SPECIFICATIONS esl 25 PRE USE CAUTIONS Be sure to read the following points carefully before operating your Symphonic Ensemble your Symphonic Ensemble as this may cause discolora tion or staining of the panel Use a soft dry cloth CONNECTION Follow the Connections instructions given in this manual carefully when setting up your Symphonic Ensemble Connection errors could lead to serious damage to the Symphonic Ensemble amplifier and speakers OTHER APPLIANCES Since your Symphonic Ensemble incorporates a considerable amount of digital circuitry it is advisable to use it where it will not be influenced by electro magnetic radiation from appliances such as televisions radios etc YAMAHA KSO SYMPHONIC ENSEMBLE S POLY SYNTH CUTOFF RESO FREQ NANCE OEPTH IM Tha LOCATION When setting up your Symphonic Ensemble avoid placing it in direct sunlight or close to a source of heat Also avoid locations subject to vibration excessive dust cold or moisture POWER CORD In order to prevent damage to or shorting of the power cord never remove the power2. to in the manual bass mode range 5 1 3 a fifth higher and 4 4 one octave higher Similarly 16 32 and 64 lower the range by one octave each FEET Switch 1 SOLO SYNTHESIZER L E CUT OFF RESO FREQ NANCE RESONANCE CONTROL Produces a response peak in the area of the cutoff frequency Try out this control a few times then set it to its center position MODULATION CONTROL Permits variation of cutoff frequency via the LFO The more the MODULATION lever is set towards the 10 end of the scale the greater the degree of cutoff frequen cy variation The speed of modulation is determined by the setting of the LFO lever Raise the MODULATION lever and try out the operation of this function by varying the setting of the LFO control then set the modulation control to 0 go on to the next section EG DEPTH Adjusts the amount of tonal variation between the initia tion and end of a note played with the shape of varia tion determined by the EG controls At present only the EG sustain lever should be raised In this condition as the EG DEPTH lever is set towards the 10 end of the scale the VCF cutoff frequency increases accordingly Following is a description of the VCA and EG func tions For now set the EG DEPTH control to 0 WVCF Voltage Controlled Fil
3. 23 0 0 1 1 5 1 L waq SOUND MEMO 24 13134 I 10 l Mi SOUND MEMO SPECIFICATIONS 0 003 3 sec 0 03 30 sec o 10 0 03 30 sec ATTACK TIME DECAY TIME SUSTAIN LEVEL RELEASE TIME TREMOLO ENSEMBLE section ENSEMBLE priority ORGAN POLY SYNTH switch OFF 0 64Hz ON 6 4Hz ORGAN POLY SYNTH switch POLY SYNTH W ORGAN ON OFF ORGAN W POLY SYNTH ON OFF Split between F and G marked MIXED 6002 10dBm ORGAN POLY SYNTH SOLO Foot controller connection MIXED VOLUME STRING VOLUME POLY SYNTH BRILLIANCE Foot switch connection SUSTAIN ORGAN POLY SYNTH PORTAMENTO SOLO SYNTHESIZER IN 0 25 OUT 0 19 IN 15 5 OFF 0 15V ON OUT 14 10 1 OV TTL level Key code data output Bass pedal connection 11 pins connector ON OFF switch Connectable the LESLIE models 415 715 815 or equivalent 2ch 11 pin type BASS OFF 7 notes BASS ON 7 notes 1 note KEYBOARD SPLIT ON 7 notes 7 notes BASS KEYBOARD SPLIT ON 7 notes 7 notes 1 note US and Canadian models 100V 120V selectable 60Hz General model 100 120 220 or 240V selectable 50 60Hz US model 55W Canadian model General model 55W 1089 x 178 x 42 3 4 x 7 x 25 1 4
4. end of the scale the greater the difference between the widths of the upper and lower halves of the waveform PW Pulse Width Duty Cycle PW a 100 50 Duty Cycle PULSE WIDTH MODULATION SWITCH Permits modulation of square wave pulse width via the LFO Low Frequency Oscillator or EG Envelope Generator With this switch in the MANUAL position pulse width is affected only by the PW lever and is otherwise constant In the LFO position pulse width is varied at a speed determined by the setting of the LFO lever In the EG mode pulse width is determined by the envelope generated by the envelope generator Modulation depth in the LFO or EG modes is controlled by the PW lever 16 sE sf ATTACK DECAY SUSTAIN RELEASE TIME TIME LEVEL TIME WVCO Voltage Controlled Oscillator In contrast to the organ section in which tonal color is created by adding harmonic tones with the tone levers the synthesizer begins with a harmonic rich waveform and uses filters to remove certain harmonics to create tone color variations The VCO is the synthesizer s source of harmonic rich sound utilizing control voltages from the keyboard to determine its pitch this contro voltage is available at the rear panel CONT VOLT OUT jack Begin by setting the mode switch to normal FEET SWITCH Determines the pitch range of the solo synthesizer The 8 position provides the standard to
5. 22 kg 48 5 Ibs Rosewoodgrain cabinet FC 3A Foot controller FC 4 Foot switch pedal BP2 Bass pedal TREMOLO SPEED gana KEYBOARD SPLIT section KEYBOARD SPLIT REAR PANEL OUTPUT S PEDALS EXT TONECABINET USABLE TONES OTHERS Power source Power consumption Dimensions WxHxD Weight Finish Accessory Optional Accessories Specifications subject to change without notice 61 keys C6 5 octaves ON OFF MIXED EXT TONECABINET output OFF MASTER VOLUME SOLO ORGAN STRING POLY SYNTH volume TUNE 438 450Hz 20 POLY SYNTH DETUNE 459 cents SOLO TUNE 500 700 cents KEYBOARD OUTPUT section LINEOUT PITCH section SOLO SYNTHESIZER section Single note High note priority SPEED 0 1 100Hz sec max 70msec DEPTH 4 5 1 3 8 16 32 64 Kollmixable 50 85 LFO MANUAL EG selectable Variable range 10 octaves Q 0 5 10 3 octaves max 0 10 octaves HOLD GATE EG selectable pri PORTAMENTO he GUIDE FEET VCF block CUT OFF FREQ RESONANCE MODULATION EGDEPTH block EG ENVELOPE GENERATOR 0 003 sec 0 03 30 sec 010 0 03 30 sec 120 cents 8 5 6 NORMAL
6. 9 INDIVIDUAL OUTPUTS Independent organ poly synth strings and solo synthe sizer output jacks are provided for use with an external mixer or multi channel amplifier and speaker s The out put levels of these jacks are separately controlled by the independent front panel OUTPUT block volume levers but are not affected by the MASTER VOLUME control HEADPHONE JACK For connection to standard stereo headphones Head phone jack output is the same combination of organ poly synth strings and solo synthesizer signals as the mixed output jack f pas nasen srad o 215 J i Speaker with J built in amplifier Headphone EPower Supply Connection Wall outlet POWER VOLTAGE SELECTOR Amplifier Speaker Connection OUTPUT BLOCK Output level from all output block jacks is 10dBm 600 ohms This level is ideal for direct input to any standard keyboard amplifier MIXED OUTPUT This output is primarily intended for use with a single channel monaural amplifier and speaker This jack provides output from the organ poly synth strings and solo synthesizer sections Overall output level can be controlled by the MASTER VOLUME control in the OUTPUT block on the front panel CONNECTIONS OPTION CONNECTORS AND ACCESSORIES The versatility of the SK30 can be enhanced greatly throu
7. BASS MANUAL BASS ATTACK TIME DECAY TIME SUSTAIN LEVEL RELEASE TIME TOUCH BRILLIANCE MODULATION MODE VIBRATO section POLY SYNTH amp STRING 0 3 2 sec 5 Hz 30 cents CANCEL ORGAN 1 ORGAN 2 ORGAN 3 MANUAL OFF ON 0 03 1 6 sec SUSTAIN OFF ON Lever 0 03 1 6 sec ST 7dB 5kHz sine wave 2nd 3rd Sth Lever 0 8 sec max 16 8 5 1 3 4 2 2 3 2 1 3 5 1 1 3 1 CANCEL STRING 1 STRING 2 STRING 3 CANCEL POLY SYNTH 1 POLY SYNTH 2 POLY SYNTH 3 MANUAL OFF 3 msec 80msec SUSTAIN switch ON OFF SUSTAIN lever 0 03 1 6 sec 12dB 5kHz sine wave I one tone generator both tone generator 4 N 8 BP8 N 8 N 1671 16 10 octaves Q 0 5 10 10 octaves DELAY ORGAN section ORGAN selector BRILLIANCE PERCUSSIVE DECAY TIME Tone Lever POLY SYNTH section Strings selector Poly synth Selector SLOW ATTACK SUSTAIN MODE FEET RESONANCE DEPTH 25 20 SERVICE The SK30 SYMPHONIC ENSEMBLE is supported by Yamaha s worldwide network of factory trained and qualified dealer service personnel In the event of a problem contact your nearest Yamaha dealer YAMAHA NIPPON GAKKI LTD HAMAMATSU JAPAN
8. a key is pressed and the envelope initiated pressing other keys produces no envelope effect Further if a number of pressed keys are released one by one the last key released initiates the release time function ENVELOPE GENERATOR DEPTH Controls the amount of tonal change produced by the four levers to its right Setting to the 10 end of the scale produces a greater variation in tonality If all the envelope generator levers are set to their minimum positions no tonal variation will be produced Set all the levers to their maximum positions and try out their effect one by one ATTACK TIME Adjusts the time between keyboard attack and maximum tonal change in the sound The more this lever is set to the L end of the scale the longer it takes for maximum tonal change to occur Check this out by setting the attack time lever towards the L end of the scale and pressing a key DECAY TIME Adjusts the time required for the sound to return to its original tonality after maximum tonal change has been reached as determined by the attack time control The more this lever is set towards the L end of the scale the longer it takes for the sound to return to its initial tonality both attack time and decay time controls are set to their maximum positions the decay sound is exactly the reverse of the attack sound SUSTAIN LEVEL Determines the constant tonal color that continues after the attack and decay func
9. off sound from the strings or poly synth sections without affecting the settings of the volume controls 11 POLY SYNTH STRING All levers to the right of the poly synth FEET lever are operative in the poly synth manual mode only Even when the poly synth section is in the manual mode no sound will be produced if the controls are improperly set To begin with set the controls to the positions shown in the illustration to the left and turn the MANUAL switch on FEET SWITCH Selects tone generator pitch waveform and filter charac teristics In the 8 position the keyboard covers a five octave range from to Cg In the 16 position the sound is one octave lower and in the 4 position the sound is one octave higher mange Wie 8 Feet 5 Octave _16 6 Feet 5 5 Octave 7 cs c2 4 Feet 5 Octave C7 About Waveform The tone generator produces either a sawtooth wave TX or a square wave TL The sawtooth wave form is most useful for producing string or brass instrument type sounds while the square wave is ideally suited for producing the softer tones of clarinets etc Sawtooth Wave Square Wave e TUL Soft sounds such as clarinet String instrument type sounds CUTOFF FREQUENCY CONTROL Controls the overall tonal color in the manual mode As the lever is moved from the H end of the scale to the
10. AIN LEVER This lever adjusts the length of decay and sustain when the respective functions are used If this lever is set toward the L end of the scale long flowing decay or sustain will result If both decay and sustain functions are switched off the decay sustain lever will have no effect on the sound BRILLIANCE LEVER Adjusts tone color If the brilliance lever is set toward the end of the scale a bright crisp sound results Setting to the end of the scale produces a softer sound Normally the brilliance control should be set to its center 0 click stop position According to changes in the mood of the music it can then be operated to create an appropriately bright or soft atmosphere OPERATION POLY SYNTH STRING OUTPUT BLOCK POLY SYNTH POLY SYNTH 01 STRING SOLO ORGAN STRING CANCEL 1 CANCEL 1 3 MANUAL adjustment of the sound envelope as well as the tonal color The strings section offers three preset sounds Since the poly synth and strings sounds are generated by the same source some of the poly synth controls apply to strings as well Poly synth operating modes include three preset sounds and manual sound control in which front panel controls permit When this switch is turned on the attack of notes played on the keyboard is delayed The SUSTAIN lever has no e
11. Jacks for optional foot controllers for MIXED VOLUME STRING VOLUME and POLY SYNTH BRILLIANCE as well as foot switch jacks for SUSTAIN and PORTA MENTO are also provided In particular the inclusion of a PEDALS jack for connection to an optional bass foot pedal unit affords greatly improved performance versatili ty This makes the solo synthesizer section ideal for lead lines and is especially effective when played simultaneously with the organ or string sections As we have seen the SK30 organ poly synth solo synthe sizer and strings sections each have their own particular features and capabilities This design makes the SK30 a truly versatile multi keyboard that with thorough under standing and a little practice permits the musician to greatly expand the scope of his musical expression In order to fully understand these capabilities it is advisable to experiment with the controls of the SK30 as you go through each section of this manual Be sure to connect your SK30 to a sound system with ample power and wide range speakers such as Yamaha 150811 and 71 or 8541151 speakers so that the tonal characteristics of the sounds you create may be fully appreciated MASTER VOLUME LINE OUT POLY SYNTH SOLO SYNTHESIZER created by passing a harmonic rich signal through a controllable filter which selectively removes certain harmonics Since this filter can be controlled directly by the poly synth envelope ge
12. L end more and more of the sound s upper harmonics are cut off producing a rounder mellower sound Set all the way to the L end of the scale even the fundamental tone is cut off and no sound is produced RESONANCE Setting this lever to the H end of the scale produces a peak in the frequency response in the area of the cutoff frequency This permits creation of a variety of sharp contrasty sounds 12 EG ATTACK DECAY SUSTAIN RELEASE DEPTH TIME TIME LEVEL TIME O MY Functions only in MANUAL mode BRILLIANCE LEVER Adjusts tone color This control functions for both poly synth and strings sounds Set towards the end of the scale a bright crisp sound results Set towards the end of the scale a softer sound is produced MODE SWITCH Selects the poly synth tone generator The poly synth strings section incorporates two tone generators the pitch of one of which can be offset in relation to the other In mode II both tone generators function In this mode the pitch of one of the tone generators can be varied with the pitch block TUNE and DETUNE controls to create varied harmonic effects In mode I only the TUNE control affects tone generator pitch and no detune effects can be created PITCH SOLO TUNE TUNE The slow attack switch sustain switch 92 sus tain lever brilliance lever and mode swi
13. LEVEL TIME MVCA Voltage Controlled Amplifier Generally the volume speed of attack and speed of decay of a music instrument are constant In a synthesizer however these parameters can be freely controlled with the EG Envelope Generator The output from the VCF is sent to the VCA where the volume level of the sound is varied by a control voltage from the envelope generator Appropriate setting of the EG controls permits a wide range of time based level variation possibilities VCA SWITCH Selects the VCA control voltage If set to the HOLD Position the solo synthesizer sound is continuously output whether a key is pressed or not In the GATE position sound is produced at a constant level only when a key is pressed In the EG position pressing a key causes the level envelope to vary according to the settings of the EG ADSR controls At present the switch should be set to EG and the sustain lever should be set to 10 sound is produced when a key is pressed This condition is the same as if the VCA switch were set to GATE The following is a description of the envelope generator ATTACK TIME SOLO SYNTHESIZER SOLO SYNTHESIZER TOUCH BASS NORMAL VIBRATO BRILLI MODU ANCE LATION TOUCH RESPONSE SELECTORS This function permits the player to create variations in tone color etc according to the pressure he places on the keys Turning these switche
14. YAMAHA SKG SYMPHONIC ENSEMBLE OWNER S MANUAL 11 hola SUSTAN NTHESIZER TOU 1 il SOLO VIBRATO UE NORMAL INTRODUCTION CONTENTS PITCH POLY SYNTH VIBRATO POLY synin POLY SOLO ORGAN STANG Thank you very much for your purchase of the Yamaha SK30 Symphonic Ensemble The SK30 offers a versatile combination of organ polyphonic synthesizer solo synthesizer and strings in one portable keyboard With such features as keyboard touch response and split keyboard modes the SK30 provides a variety of sounds and the extensive flexibility that previously required the use of several different keyboards Thus the SK30 is a multi function instrument which will undoubtedly be of great value to both the professional and amateur keyboardist We urge that you read the contents of this Manual carefully in order to make full use of all the capabilities of the SK30 CONTENTS Page PRE USE CAUTIONS 2 FEATURES AND FUNCTIONS 3 CONNECTIONS BASIC SETUP 5 OPTIONS Sie a 6 OPERATION OUTPUT eee 7 PUT OH 8 ORGAN 9 POLY SYNTH STRING 11
15. ditionally the poly synth performs two roles a fully variable polyphonic synthesizer and a preset string synthesizer Each of these four sound sources can be combined and mixed to any desired balance to create multi instrument effects Keyboard Range and Functions The SK30 keyboard offers 61 keys covering a full five octave range C However by using the split keyboard or manual bass functions specified sections of the keyboard may be used to cover different ranges according to musical requirements In the normal mode of operation the organ and poly synth strings sections cover the entire five octave full keyboard range with up to 7 note polyphonic simultane ous output capability In the split keyboard mode however the organ and poly synth strings sections are divided to the left and right of the split marker w near the center of the keyboard with full 7 note polyphonic capability for each section The range of the solo synthesizer section in the normal mode of operation is from to Cg 3 octaves In the bass mode either the optional pedal keyboard or the lower 19 keys of the manual keyboard are used covering a range of 1 1 2 octaves 2 4 In either mode solo synthe sizer output is single note high note priority format Rear Panel In addition to a MIXED all sections output the SK30 rear panel offers independent output jacks for the organ poly synth strings and solo synthesizer sections
16. e ensemble not tremolo is applied to the organ sound If organ tremolo is desired the poly synth r ENSEMBLE switch must be Fov SYNTH turned OFF TREMOLO ENSEMBLE TREMOLO SPEED 20 Tremolo This block can be used to control the SK30 internal tremolo circuitry or an external Leslie speaker If an external Leslie speaker is not being used be sure to turn the rear panel EXT TONE CABINET switch off otherwise the internal tremolo function will not be effective If the external tone cabinet switch is turned on the SK30 tremolo control signals are sent directly and only to the external speaker unit Turn ON when using an external Leslie speaker N ge Internal tremolo does not function in this mode i 6 OFF Turn OFF when using internal tremolo SPEED SWITCH Electronically varies the speed of the internal tremolo function If this switched is pressed the indicator lamp lights and the tremolo speed gradually increases if this switch is pressed while the indicator lamp is on the tremolo speed gradually decreases When the SK30 is connected to an external tone cabinet the SPEED switch acts as a remote speed control ORGAN POLY SYNTH TREMOLO SWITCHES If these switches are pressed the indicator lamps light and the tremolo effect is introduced to the respective sections Pressing these switches a second time turns the effect off Turning on the ensemble switches and 6 whi
17. er adjacent to DECAY AND SUSTAIN Decay Switch Only ON Set by DECAY lever Sound Level Sound Level 1 u ORGAN PERCUSSIVE LEVERS TIME CONTROL 2ND 3RD AND 5TH HARMONIC CONTROLS These controls adjust the tone color of the initial attack of a note thereby permitting production of a variety of percussive effects The 2nd second harmonic 3rd third harmonic and Sth fifth harmonic levers when set towards the 10 end of their scales add the respective harmonics in proportions determined by the setting of the controls to the initial attack of notes played on the key board The DECAY TIME control adjusts the length of decay of the percussive attack No percussive effect is produced if a key is pressed while previously pressed keys are held Sound Level TONE LEVERS 16 1 These levers become effective when the organ section is set to the manual mode Ordinarily the sound of an instrument is determined by the number and type of harmonics that are produced with its fundamental tone The organ section however permits free selection and proportioning of harmonics tones to build up the desired tonal quality The tone levers provide versatile control of tones from as low as 16 all the way up to 1 10 MANUAL Tone Levers DECAY SUST
18. ffect on the slow attack function SLOW ATTACK SWITCH SUSTAIN SWITCH AND LEVER Turning this switch on causes notes played to decay fade out slowly once the keyboard is released Length of sustain is adjusted by the SUSTAIN lever Set by SUSTAIN lever Sound Level SUSTAIN ON 4 SUSTAIN OFF A 1 t KEY OFF STRINGS SELECTOR SWITCHES Provide a choice of three preset strings sounds When the power switch is initially turned on the STRING 1 preset sound is automatically activated If the CANCEL switch is pressed output from the strings section is completely cut off a foot controller is plugged into the STRING jack of the rear panel FOOT CONT section foot control of strings volume is possible This facilitates smooth fade in or fade out of the string sound while playing POLY SYNTH SELECTOR SWITCHES These switches provide selection of three preset poly synth sounds as well as a manual mode in which tone color and envelope are determined by settings of the poly synth section controls When the power switch is initially turned on the POLY SYNTH 1 preset sound is auto matically activated If the CANCEL switch is pressed output from the poly synth section is completely cut off If the strings and or poly synth cancel switches are turned on no sound output will be produced even if their respective independent volume controls are raised This makes it convenient to cut
19. gh the use of various accessory connectors on the rear panel Bass pedals BP2 foot controllers FC 3A 4 an external tone cabinet and even another Yamaha synthesizer may be inter faced with the SK30 for an even more creative performance POLY SYNTH BRILLIANCE Permits foot control of poly synth brilliance tonal color FOOT SWITCH CONNECTIONS SUSTAIN Connecting a foot switch to this jack permits foot operated sustain ON OFF switching The function of the sustain foot switch is exactly the same as the front panel sustain switch When using a foot switch for sustain control the front panel sustain switch should be set to ON The length of sustain is controlled by the front panel sustain lever 13 0 Permits ON OFF foot control of solo synthesizer portamento Portamento length is controlled by the front panel portamento lever If the portamento lever is set all the way to the S end of the scale activating the foot switch will produce no portamento effect CONTROL VOLTAGE INPUT OUTPUT TRIGGER INPUT OUTPUT These connectors allow the SK30 solo synthesizer section to be interfaced with any other Yamaha synthesizer so that the peripheral synthesizer may be played from the SK30 keyboard In this way the performer can add any number of extra oscillators and filters to the solo synthe sizer signal to create an even fatter solo sound in conjunction with the organ poly synth and s
20. ion switch ATTACK TIME Determines the time between keyboard attack and maximum envelope variation The more the ATTACK TIME control is set to wards the L end of the scale the longer it takes to reach maximum envelope variation after a key is pressed DECAY TIME Determines the time required for the envelope to fall to sustain level as set by the SUSTAIN LEVEL lever after maximum envelope variation has been reached Setting towards the end of the scale produces a longer delay If the sustain level lever is set to maximum decay time variations are not effective SUSTAIN LEVEL Determines the constant envelope level that continues after the attack and decay functions have ended while a key is held Setting the SUSTAIN LEVEL lever toward the 10 end of the scale produces a higher sustain level RELEASE TIME Determines the time required for the envelope to fade out after a key is released The more the RELEASE TIME lever is set towards the L end of the scale the longer it takes for the envelope to fade out The four EG controls are often called ADSR controls Spend some time becoming familiar with the opera tion of these controls According to the setting of the ADSR controls an envelope like the one shown below is produced ATTACK TME DECAY TME 5 RELEASE TIME l I I 1 KEY OFF 18 sE DECAY SUSTAIN RELEASE TIME
21. le the tremolo effect is on causes the tremolo function to be cancelled ensemble priority When the rear panel EXT TONE CABINET switch is on the tremolo switches act as remote ON OFF controls for an external Leslie speaker unit 21 30 03345 3 087093 lt 9 I 034 ssva NIVLSNS 9 ra MOTS 3000 Idolvyd3N39 HJNAS 04 180617001 5 0 HINAS HLNAS Nvouo a HINAS 1 NIVLSNSZ 3345 07105 307011189 8 0 6 330 3 300 7 093 9383 We 2 3 HLNAS A10d i HINAS Al0d 7 SNIN1S 7 FANM MS NI v9n NY9YO 435384 NV9YO 5803 3 3NOL 3134 90 319 3 5590380304 Pig puz q OLN3NYLHOd 3 TTA 1 3000711 189 30 110 901185 0 5 4 329 3 1839013 0 10 31 HA gt MS 13 8 3NOL 3 3 300 1X3 93395 3 1 9230070 se 34 0 fee 170 7 831 30 6 2 0105 BLOCK DIAGRAM 22 4 0 0 1 SOUND
22. must be set using the solo synthesizer controls MASTER VOLUME CONTROL Adjusts the volume of the mixed and headphone outputs Output to an external tone cabinet Leslie speaker is also adjusted by the master volume control 95010 ORGAN STRINGS AND POLY SYNTH VOLUME CONTROLS The volume of the solo synthesizer organ strings and i poly synth sections are independently adjusted by these OUTPUT controls They are particularly useful for creating the og og og desired balanced between sections F Raising the volume levers increases the volume of the respective sections With the appropriate volume levers THE 1 E raised you can play the keyboard using any of the organ strings and or poly synth preset sounds If any of the preset group CANCEL buttons are pressed the sound from the respective section s will be cut off LINE OUT SWITCH regardless of the volume lever setting This switch turns output from the MIXED jack on or off By setting the solo synthesizer section controls to the It has no effect on the individual or headphone outputs basic setting given on the following page you will be able to use solo synthesizer sound as well as the organ strings and poly synth preset sounds PITCH OPERATION PITCH SOLO _POLY SYNTH TUNE DETUNE SOLO TUNE Adjusts the overall
23. necessary connections have been made double check to be sure that no errors have been made If a connection error goes unnoticed and power to the SK30 is switched on there is a possibility of damaging both the SK30 and its related power amplifier speakers etc The following is a block by block description of the SK30 control functions As you read through the manual try the controls as they are described with the SK30 MIXED output connected to an amplifier and speaker POWER SWITCH The SK30 power switch is located next to the power cord on the rear panel When the power switch is turned on the ORGAN 1 STRING 1 and POLY SYNTH 1 preset buttons will automatically be engaged and their respective indicator lamps will light Be sure the rear panel voltage selector switch is properly set for the line voltage in your area Avoid accidental alteration of the voltage selector switch 9 Voltage Selector VOLTAGE setting General model ORGAN POLY SYNTH i i 1 STRING POLY SYNTH 1 Settings shown Ee T automatically initiated when Power switched CANCEL 1 2 3 MANUAL CANCEL 1 2 3 CANCEL 1 2 3 MANUAL ON Output Block In this condition power switched on the SK30 is ready to play using the preset organ poly synth and string sounds The level and balance of the preset sounds can be adjusted by the OUTPUT block controls In order to use the solo synthesizer section however an appropriate sound
24. nerator ADSR it is possible to produce sounds which change in tonality as they are played This permits the production of a variety of voices including brass like sounds Solo Synthesizer The solo synthesizer has a single voltage controlled oscil lator VCO and allows full control of pitch waveform shape filter volume and envelope generator EG functions Also the keyboard after touch response gives the player the ability to add vibrato modulation and brilliance variations by depressing the keys slightly harder These features give virtually un limited variations in sound for a single note high note priority when playing more than one note performance SOLO SYNTHESIZER Section ORGAN SELECTOR SELECTOR STRING STRING FILTER POLY SYNTH FILTER VCF J LY SYNTH SELECTOR TH STRING Section ataa BASIC SETUP CONNECTIONS The SK30 does not incorporate a built in power amplifier For this reason when sound output other than via headphones is required an external keyboard amplifier or power amplifier and speaker must be used POWER CORD The power cord plug is inserted into an AC power socket providing the standard line voltage for your area VOLTAGE SELECTOR Before turning the unit on make sure that the rear panel voltage selector is properly set according to the line voltage in your area US amp CANADIAN GENERAL MODEL MODELS
25. osite results Pressing the switch a second time restores the EY normal mode of operation SYNTH When the keyboard split function is used solo synthesizer output is limited to Cg on the right The keyboard split function and manual bass func side of the split marker tion cannot be used simultaneously If the manual bass function is on and the keyboard split function is switched on the manual bass function is automatical ly cancelled KEYBOARD SPLIT n xEYaOARO SPLIT onem POLY Poly Synth Section 22 Organ Section Ci 7 0016 polyphonie 24 61 7 00 6 polyphonic 14 0016 1 C 6 Solo synthesizer range when using 3 3 Keyboard split function 14 i 0623 NANCE SOLO SYNTHESIZER FREQ SOLO SYNTHESIZER MODE TOUCH BASS NORMAL VIBRATO BRILU MODU ANCE LATION LFO PORTAMENTO GUIDE s l lt E SPEED TIME DEPTH FEET WAVE Pw CUT OFF OPERATION OUTPUT BLOCK 5 W 5 BASS SOLO ORGAN STRING POLY SYNTH The solo synthesizer section uses variable control voltages in VCO VCF and VCA circuitry to produce changes in pitch tone color and volume In order to use the solo synthesizer section it is necessary to make appropriate settings of the controls in each of its blocks As a starting point set the solo synthesizer controls to the posi
26. pitch of the solo synthesizer section The TUNE control has no effect on solo synthesizer pitch Sound output from the solo synthesizer section can be obtained by pressing the solo synthesizer NORMAL MODE button and setting the section controls as shown below This block permits tuning of the individual SK30 sections TUNE TUNE Adjusts the overall pitch of the organ and poly synth strings sections POLY SYNTH DETUNE For creating special harmonic effects this knob is used to offset the tuning of the poly synth strings section Poly synth detune only functions when the poly synth MODE switch is in the II position Mode Switch POLY SYNTH RESO NANCE CUT OFF FREQ BRILLI MODE ANCE SOLO SYNTHESIZER H SUSTAIN RELEASE LEVEL TIME DECAY TIME ATTACK TIME MODU LATION RESO EG NANCE DEPTH LFO PORTAMENTO GLIDE 1 L 1 F G Esa E of FEET WAVE CUT OFF FREQ TIME DEPTH OPERATION BRILLI DECAY ANCE TIME CANCEL 1 2 3 MANUAL SUSTAIN OUTPUT BLOCK SOLO ORGAN STRING POLY With the organ section you can use the three preset tonalities or set up your own sound using the organ tone levers in the MANUAL mode Since the preset sounds are determined by internal circuitry simulating settings of the manual tone levers the organ sec
27. plug from the wall socket by pulling on the power cord Always grip the power plug directly If you will not be using your Symphonic Ensemble for an extended period of time be sure to unplug the power cord CLEANING Do not use solvents such as benzine or thinner to clean 1 Organ and Poly Synth The organ poly synth and strings sections all offer three preset sounds permitting one touch selection of a number of basic sounds in addition to the infinite variety of voices which can be created with the manual controls Tonal variations like percussion for the organ section bril liance and sustain can be applied to any of these preset sounds In addition preset voices from one section can be combined with manually voiced sounds from another section to achieve a very broad range of variations The basic difference between the organ and poly synth sections is the tonal color of the sound source Organ sounds are created by adding or subtracting harmonics using the drawbar type levers The poly synth sounds are BASS MANUAL 2 o gt x POLY SYNTH GENERATOR I SK30 FEATURES AND FUNCTIONS The SK30 is composed of three basic sections organ poly synth and solo synthesizer Ad
28. ressed simultaneously only the highest key pressed will be effective Further if a key is held and a higher key is subsequently pressed the sound will shift to that of the higher key If however 7 keys are being held pressing a higher key will produce no shift in sound If the keyboard split function is switched on while the solo synthesizer is being used in the normal mode solo synthesizer output is limited to the keys on the right of the split marker SOLO SYNTHESIZER WAVEFORM SELECTOR Determines the waveform produced by the VCO If the WAVE lever is set in the position a sawtooth wave form is produced and if set in the FL position a square wave is produced Set to the center position a mixture of both waveforms is output At present the waveform lever should be set in the TX position Press and move the WAVE lever back and forth in order to become familiar with the tonal variations it produces Since the VCF and VCA are not being used at the moment the sound you hear is that of the VCO only Waveforms Produced by the WAVE Lever Square Wave PULSE WIDTH LEVER Produces tonal variation by altering the pulse width of the VCO square wave output With this lever in the 0 50 position the upper and lower halves of the square wave are the same width The more the setting is moved toward the 10 85
29. s a pitch variation at the very beginning of a note In the center click stop position no glide effect is produced Setting to the end of the scale produces a glide from a higher tone while setting to the end of the scale produces glide from a lower tone Glides from a higher tone Actual pitch of key played S Glides from a lower tone KEY ON Actual pitch Variation 19 TREMOLO ENSEMBLE OPERATION The tremolo and ensemble functions can be used to vary the sound of the organ and poly synth strings sections When the SK30 is used without an external tone cabinet Leslie speaker the ensemble and tremolo functions cannot be used simulta neously ensemble priority The ensemble and tremolo effects are present at the rear panel MIXED output only AN TREMOLO ENSEMBL ENSEMBLE ENSEMBLE Sour eet SYNTH TREMOLO SPEED Ensemble The ensemble function uses an electronic delay system to produce a doubled sound effect ORGAN 9 POLY SYNTH ENSEMBLE SWITCHES If these switches are pressed the indicator lamps light and the ensemble effect is introduced to the respective sections Pressing these switches a second time turns the ensemble function off If the ENSEMBLE switches and are turned while the tremolo function is on the tremolo func tion is automatically cancelled Ensemble Priority In this cas
30. s on makes the respective functions controllable by keyboard pressure VIBRATO Pressing firmly on a key introduces a vibrato effect Vibrato speed is determined by the LFO control BRILLIANCE Pressing firmly on a key raises the VCF cutoff frequency slightly producing a brighter sound MODULATION Produces a wah wah effect The effect is the same as raising the MODULATION lever slightly Since the brilliance and modulation touch response functions are coupled to the VCF block the sound obtained varies with the setting of the CUT OFF FREQ and RESONANCE controls If the cutoff frequency control is raised too high the effectiveness of the touch response functions is reduced 50 6 Controls LFO PORTAMENIU 6 09 SPEED TIME DEPTH LFO Low Frequency Oscillator This control permits variable speed modulation of several synthesizer sound parameters Setting towards the F end of the scale produces higher speed oscillation PORTAMENTO Portamento is an effect that causes the sound to slide from one note to the next The PORTAMENTO lever adjusts the speed of this slide Set towards the L end of the scale a longer portamento is produced The portamento effect can be turned on and off using an optional foot switch connected to the rear panel PORTAMENTO jack In this case the front panel PORTAMENTO lever should be set to 8 GLIDE DEPTH CONTROL The glide function produce
31. tch all function for both poly synth and strings sounds including poly synth preset sounds POLY SYNTH STRING WEnvelope Generator All levers from the EG DEPTH control to the RELEASE TIME control 9 are used to adjust the tonal shape of the sound from the time it is initiated to the time it fades out or cuts off In order to experiment with the envelope generator controls set the cutoff frequency lever to approximately the center of its scale ESF J E E BRILLI MODE FEET CUT OFF RESO EG ATTACK DECAY SUSTAIN RELEASE ANCE FREQ NANCE DEPTH TIME TIME LEVEL TIME sustain The tone color determined by the sustain lever is the same as if it were set to 0 and the adjustment made using the cutoff frequency lever RELEASE TIME Adjusts the change in tone color that occurs after the keyboard has been released If after setting this lever to the L end of the scale no tone variation is heard when the keyboard is released turn the sustain switch on and set the sustain lever to the same position as the release time lever Setting the controls described above produces an envelope curve like the one shown below 0 S 8 INIL 2317 1 Tonal variation SUSTAIN LEVEL ON KEY OFF INIL Once
32. ter The waveform produced by the VCO is sent to the VCF Appropriate adjustment of the VCF controls permits removal of certain harmonics of the VCO waveform strengthening or peaking of certain harmonics and general control of tonal color CUTOFF FREQUENCY CONTROL Determines the harmonics to be passed and those to be cut off by the VCF All harmonics below the cutoff fre quency are passed while those above the cutoff frequency are cut off Moving the CUT OFF FREQ lever toward the end of the scale allows more high harmonics to pass providing a brighter sound Setting toward the L end of the scale cuts off more high harmonics producing a softer sound Cutoff Frequency LP Pass fc Cut Fundamental Harmonics Fundamental The cutoff frequency control is one of the most important controls in determining the tone quality of the produced sound Try moving it back and forth to get used to the sound variations it produces Then before going on to the next section set it to its center position 17 SOLO SYNTHESIZER MEG Envelope Generator The envelope generator functions on the basis of key board ON OFF trigger signals The envelope generated by this section can be used to control various sound para meters in accordance with the settings of the VCA and VCO EG depth levers and the VCO block pulse width modulat
33. tion DECAY SUSTAIN and BRILLIANCE controls can be used to add subtle tonal variation to the preset the decay switch Pressing the decay switch a second time turns this func tion off SUSTAIN SWITCH Turning the SUSTAIN switch on causes a note played on the keyboard to fade out gradually after the key is released Length of sustain is controlled by the lever adjacent to the sustain switch Pressing the sustain switch a second time turns this func tion off If both the decay switch and sustain switch are turned on a note played will gradually decay regard less of keyboard attack or release Decay and Sustain Both ON ped Set by SUSTAIN j i IDECAY SUSTAIN lever Sound Level 1 1 1 Sustain Switch Only ON t KEY OFF KEY ON KEY OFF sounds ORGAN SELECTOR SWITCHES These switches permit selection of the organ section tonal color ORGAN 1 3 are preset sounds and the MANUAL button permits tone variation using the manual tone levers Pressing the CANCEL button completely cuts off output from the organ section DECAY SWITCH When the DECAY switch is turned on the organ section behaves like a percussion instrument If a note on the keyboard is pressed and held the sound quickly reaches maximum volume and then fades out decays If the keyboard is released during the decay period the sound is instantly cut off The rate of decay is controlled by the lev
34. tions have ended and the depressed key s is held 13 OPERATION VIBRATO KEYBOARD SPLIT The vibrato function permits addition of delay vibrato the vibrato effect gradually appears after a key is pressed to the poly synth and strings sounds 6 DELAY Adjusts the time between keyboard attack and the begin ning of the vibrato effect The more this lever is set toward the L end of the scale the longer it takes for the vibrato effect to begin SPEED Determines the speed of the vibrato Setting toward the end of the scale produces a faster vibrato effect DEPTH Determines the strength of the vibrato effect 56 Split Block The keyboard split function divides the organ and poly synth strings sounds to the left and right of the keyboard on either side of the split marker w permitting both sounds to be played with the left and right hands respectively In the normal mode of operation the SK30 organ and poly synth strings sections offer 7 note polyphonic capability In the split key board mode however this capability is doubled providing 7 note polyphonic capability on the left and right keyboard sections simultaneously 0 KEYBOARD SPLIT SWITCH Pressing the keyboard split switch places the organ sound on the right side of the split marker and the poly synth strings sound on the left side of the split marker Pressing keyboard split switch produces the opp
35. tions shown above MANUAL BASS If the MANUAL BASS switch is pressed while the solo synthesizer is operating in the bass mode output will be transferred to the lowest 19 keys of the manual keyboard equivalent to the Cs F4 range in the normal mode Solo Synthesizer Mode Keyboard Ranges 0 1 NORMAL 5 ON CE KEYBOARD SPLIT ON 3octaves Ce Oss esas 3 Ce Bass pedal range solo 2 Synthesizer Cs 1 1 1 1 0 1 1 1 solo synthesizer C Fa BASS F2 High note priority ON 8 Bass Pedal range solo synthesizer In the manual bass mode only the solo synthesizer sound can be produced on the lower 19 keys of the keyboard In this condition organ and or poly synth strings will not function in the manual bass range MODE SELECTOR SWITCHES If the NORMAL mode is selected the solo synthesizer can be played on the upper Cg keys single note high note priority In order to use the optional bass pedal unit connected to the rear pane PEDALS connector select the BASS mode Selecting the MANUAL BASS mode permits the solo synthesizer to be played on the lowest 19 keys of the keyboard 1 1 2 octave About High Note Priority The solo synthesizer provides single note high note priority output This means that if a number of keys are p
36. trings For details on use of the Control Voltage and Trigger interface jacks refer to the owner s manual of the optional synthe sizer 8 7 Bass Pedal Unit Leslie Speaker BP2 Connector 5 0 0 0 Connections KEY CODE OUTPUT This multi pin connector carries a digital code represent ing the notes played on the SK30 keyboard Connection to a Yamaha polyphonic keyboard equipped with a KEY CODE INPUT will allow that keyboard to be played from the SK30 keyboard BASS PEDAL CONNECTOR The optional BP2 1 octave bass pedal unit attaches to this connector EXTERNAL TONECABINET CONNECTOR An 11 pin connector and output switch for connection to a Leslie rotating speaker unit model 715 815 etc When connected to a Leslie speaker the SK30 front panel tremolo ON OFF and speed switches directly activate the appropriate Leslie functions For details refer to the Tremolo Ensemble section in this manual Be sure to turn the EXT TONECABINET output switch off when no Leslie speaker unit is attached FOOT CONTROLLER CONNECTIONS MIXED VOLUME An FC 3A foot controller unit plugged into this jack controls the overall volume of the organ poly synth strings and solo synthesizer sections O STRING VOLUME Permits independent foot volume control of the strings section For connection to a peripheval synthesizer Foot Switch 4 OPERATION OUTPUT SECTION Once all
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YAMAHA SK30 Manual