Yamaha Electone GX-1 Service Manual Download Page 57

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Summary of Contents for Electone GX-1

Page 1: ...0 AA Neg ate WH ode i rent NR i eget Soe _ SERVICE MANU SS ate 3 a 8 ees ca a Sapo a re terns j ae yee ap 3 SINCE 1887 5 NIPPON GAKKI CO LTD Hamamatsu Japan ...

Page 2: ...er voltage is applied to the organ by mistake transis tors and or ICs will be inevitable distroyed 2 Correct voltage and polarity should be observed when using a tester VOM in order to avoid damage to transistors ICs and FETs 3 Turn the organ off during disassembly and parts replacement Recheck all work before applying power Transistors and ICs are very unforgiving and destruction is immediate 4 W...

Page 3: ...oardtiuyil bisodye7 Give aaF iOneN HRB AGS 2 anol ere Mi 27 M CircuiG Board Witring 1 ccsciniseieeein ones TON BD Ne 2 8228 Mi Circuit Board Wiring 2 RIBS Poss Pee bre arotievO 707 feces T 29 M Circuit Board Wiriag 3 xc accecess RI ASP REUIDA IBOR HESS 30 M Cireuit Board Wiring 4 3s 0 cack Bice es PORE THT LORORIRYO Oe 31 M GircuieBoard Wiring 5 cenaccke teins nce re ei BODEN DIRQ MOMS EE S2 BA Co...

Page 4: ...t Tone Selection and Memory for Solo Keyboard Circuit Diagram 59 SIME GIFU ERO ARC UIP sooo oc co ceecccccesececescsesecessiesiceucketee Ee OG et S 60 PB Preset for Overtone and Buffer Circuit Diagram 0 ee eee 61 PB Circuit Board Adjustment Witing 0 463 aoe Dee ea f 62 OVT Overtone Circuit Diagram 0 06 6 0 0 0 0 01 00 OB BEY OSD eens 63 ONT Circuit Board WG oa ich ooh ce orecelacecescjee DY De SO ...

Page 5: ...nelo Circuit Didgranl a ceccecs i 6 oie sive cies cin so o ce neers ere eas 90 Elo ctrancio Gircuit Diagranl 4 5 2a 6c ee oa ete 0 ee 91 PING 7 rave 7 CHTOUEE DIAGN aI IN coors race iis Soc vse Wit oe a sue 9 otsasecaes 92 PN S Panels Circuit Diagram 1 sree orcs seine as Oe eee 93 RINGS Paniel G Ginette gud yy te ccc ks see ce sds se ee ee ees 94 PIneo teanel 9 Gircurt Diagrane 2 eran ss cs Ss ao ...

Page 6: ... PART CISL wns esr rccnctepns errs sso dey Mapai Meio tt jane f 111 NOTE ABBREVIATIONS OF WIRE COLOR IN ELECTONE BE BLACK BRiiiacac BAOQWN RE S500 RED OR Geer ORANGE YG Soe VEUCEOW GR k GREEN Erte BLUE NES cocker VIOLET GY ee GRAY WE tc cts WHITE GG Aces GRASS GREEN SB ee SKY BLUE PRs PINK TRS eecreer ces TRANSPARENT Ge eee TIN PLATED WIRE ...

Page 7: ...al Lower Manual Pedal Solo Manual Control Levers and Lever Switches Pitch Bend Coupler Sustain 61 Keys Cw ca4 61 Keys C Cy 25 Keys Ci c 37 Keys C1 Ca Ci C4 2 successions with 8 notes do 2 successions with one note In this case two oscillators are used for the second succession One succession with one note Common Portamento Key 10 10 10 10 20 Each module freely adjustable for any tone 20 do 20 do 1...

Page 8: ...erI 1 2 4 5 6 8 IL t 2 3 4 7 8 Pedal I 1 2 1 2 5 2 3 4 I 1 2 1 3 2 2 7 2 4 Solo _ 1 8 1 2 1 2 4 8 Volume Upper Lower Pedal Brilliance Upper Lower Pedal Resonance Upper Lower Pedal Mixing Upper Lower Pedal Reverb Upper and Lower Solo Total Volume Manual Balance ...

Page 9: ... Switch Sample Indicator Lamp Ring Modulator Oscillator Level Oscillator Speed Solo Keyboard Noise Level Noise Color Normal and Modurated Signal Mixing Lever Envelope Attack Time Sustain Pitch Envelope Initial Pitch First Decay Second Decay Final Pitch Sub Oscillator Function Speed VCA VGF VCO Solo Portament Knee Lever Control Solo Keyboard Portament Switch ...

Page 10: ...rol Switch First Touch Attack Time Initial Pitch Second Touch Pitch Brilliance Volume Sub Oscillator Speed VCO VCF VCA Third Touch Vibrato Wah Wah Resonance Third Touch Vibrato Wah Wah Resonance VCF VCO Color Function Speed VCA VGF VCO Solo Keyboard Switch Upper Portament Upper Sustain Sub Oscillator VCO VCF VCA Speed ...

Page 11: ...rs Solo Keyboard Function Speed VCA VCF VCO Lower Sustain Sub Oscillator VCO VGE VCA Speed Upper Sub Oscillator Cancel Lower Sub Oscillator Cancel Rhythm Stop Solo Portament Upper Portament Tuning Wave Motion Over Tone Preset Button Upper Lower Pedal Solo Upper Lower Pedal II Pedal II 1 2 3 4 C GX 1 S 503 ...

Page 12: ...Pedal I II Expression Dynamic Compressor Upper Lower Pedal Solo Rhythm Expression Pedal Expression Switch Knee Lever Auto Rhythm 14 Rhythm 3 Variations Rhythm Selector March I March II Swing Waltz Slow Rock Jazz Rock I Jazz Rock II Tango Beguine Rumba Mambo Bossa Nova Samba I Samba II Variation A B Imarge Controler Tempo Swinger Volume Balance ...

Page 13: ...rt Tempo Lamp Power Consumption 420W 100V 125V 110V 220V 117V 240V Dimensions GX 1 Width 1 600 mm Height 1 135 mm Depth 800 mm Weight 300 kg Bench Width 1 455 mm Height 666 mm Depth 660 mm Weight 60 kg Pedal Keyboard Weight 27 kg ...

Page 14: ...GX 1 S 5031 GX 1 CIRCUIT DIAGRAM CIRCUIT BOARD ...

Page 15: ...igh Pass Filter Fixed Sound Source Signal Wave form Selector Gate Switching Circuit by FET Gate Sound Source Signal Wave form Selector Voltage Control Amplifier Signal level can be chosen continuously Preamplifier High Pass Filter Voltage Controled Filter Low Pass Filter Voltage Controled Filter Voltage Controled Amplifier Controled by Envelope Generator Voltage Controled Amplifier for Level Setti...

Page 16: ...Circuit for Gate Circuit Buffer Amplifier for Key Voltage Gate Keying Circuit for MP Circuit Control Key Voltage Follower Circuit on the Rack aK First Touch Detector Second Touch Detector Voltage Controled Amplifier for Solo Signal which controled by Second Touch Detected Signal Voltage Controled Amplifier for Solo Sub Oscillator Control which controled by Second Touch Detected Signal Third Touch ...

Page 17: ...mplifiers ox do SK do Pr do one amplifier UK and LK Reverb Signal Pick Up Amplifier SK Reverb Signal Driving Amplifier SK Reverb Signal Pick Up Amplifier SK Key Voltage Converter Lenear Voltage to Logarithm Voltage on the Rack Ss Random Noise Generator for Ring Modulator Portamento Precedence Circuit Portamento Keyboard Precede to Solo Keyboard Portamento Key Voltage Delay Circuit Solo Sub Oscilla...

Page 18: ...cillator for Pulse Width Modulation Pulse Width Modulation Gate Sub Oscillator for UK Waveform Converter for UK Sub Oscillator LK Sub Oscillator Waveform Converter for LK Sub Oscillator Random Noise Generator for UK on the Rack RHY 1 Tempo Clock Oscillator on Auto Rhythm Comparator for Swinger 7 circuits Basic Voltage Circuit for Swinger Counter for Clock Pulse Counter for Waltz and 5 measure Up B...

Page 19: ...n the Rack Rhythm Variation Selector Circuit RHY 4 Rhythm Sound Source Circuit Oscillator System on the Rack Bass Drum Long Bass Drum Short Conga Low Conga High Bongo High Claves Cowbell Rim Shot Four Pre amplifiers for Auto Rhythm RHY 5 White Noise Generator for Rhythm Sound Source on the Rack and UK LK PK and SK Sound Source Oscillation Noise Generator for Rhythm Sound Source White Noise Signal ...

Page 20: ...ffer Amplifier for VCO in M Circuit Board UK Sub Oscillator Signal Buffer Amplifier for VCF in M Circuit Board UK Sub Oscillator Signal Buffer Amplifier for VCA in M Circuit Board LK Sub Oscillator Signal Buffer Amplifier for VCO in M Circuit Board LK Sub Oscillator Signal Buffer Amplifier for VCF in M Circuit Board LK Sub Oscillator Signal Buffer Amplifier for VCA in M Circuit Board UK Sub Oscill...

Page 21: ...Compensatory Resistor for the Variation Character on the Panel 8 istic of the Tuning Volume R Setting Resistor for the Variation Limit of the on the Panel 1 Brilliance Volume Ov OR Circuit for the Overtone Switch and Overtone on the Panel 1 Preset Switch and 8 EN UK Touch Response Detector Circuit on the Panel 5 Detector Circuit for the Position where the Portamento Set SH Sample Hold Circuit on t...

Page 22: ...r Variation Characteristic on the Knee of the Cds in the Knee Lever Circuit _Lever Unit Sub Oscillator Control Signal Detector Circuit WM Setting Resistor for the Variation Limit of the on the Panel 8 Wave Motion MB 1 Wiring Circuit among the Connectors for the PSM Rhythm Preamplifiers and other Circuit Board MB 2 Wiring Circuit among the Connectors for the MUI1 to MUII8 Circuit Board and MLI1 to ...

Page 23: ...LULL tt BELL Ho 9 ES fel EEEEEREEEEEE v 4 MAX ti ate BVSOFAVWR PN2 seer eye ve MODATAKSS PTO ENS Tone SAl sup osG over fone ME POR KC toucn ReSseSc _ PN3 NOSE SUBOSC SUB O ul PL re UPPER 61 KEYS lelelehP 8 suc RES sl cA _ POR A SUB OSC 7 P SW eth KNEE CONT PN4 PN5 2 2 OOOO 7 AUTO RHYTHM ie ale EXP DYNAMIC ROMP U t FEE ao MB oO N o SWINGER VOLUME A LOWER 61 KEYS gus YO VA SPEED 1 I 1 EH SOLO Seeep ...

Page 24: ... OIMI 9 n SIS IZI IZ SIZES Elo Slolalalalala lalaialalalalalalealalalalalalalala jalalalalslalalalelalalalalalalala AAAI LCC cle lwHfolSiSiY Sialjsi S S S S S S Sl SlQlSlSlSlSlSzlsSlisi 2 2 2 2 2S 2 S S QO S S S S S S S 5 INITM ST oOloO aia ome slol e 2 elel s elz 2lelel2 slalalelalels sialelels s s s 3is _lalslels sie s ele s gleisis als s PN2 SK37_ KEYS y or en ly Yj V KN Wj Ud Gilly y q SSS INS...

Page 25: ... OSC PN4 12 NO ie i Cl pns 7 sol c SUB OSC Mos SS BE PO wlwlo LK MOS PN4 I1 E 2lz z2 a 1 12 2 2 KLI e 9 a F a o are A vCA PN4 10 elzi2ie2 OOT KNEE as Z TEK Y a ajo s is o OUCH RESPONCE 3 S4 OSC CANCEL bokoa 15 v PB Q f PRI SUB OSC CANCEL UPPERI MUI x TR NOTE Voltage POR TRI TR2 UK KEY ASSIG NER K8 TR8 oOo nr 4 one IC IN CLEAR BA BB o I UPPERII 0 TV LTOU CONTROL PNI UK z LK i LK UTOL 6ikey S cs tbs...

Page 26: ...a oe vei ah anal SK FRA NM 2S SIN2 1 TO2 sus S32 ee nail KN Cl 02 sup osc PN7 6 Po2 MOS PN6 SUSTAI N BRILLI ANCE RESON ANCE PITCH BEND VCA TEK LO PRESET OVERTONE I FIXED PRESET OVERTONE II FIXED UK OVER TONEI OVER TONETI e 15 SUB OSC CANCEL TUK LOWER I NOTE VOLT oc uJ eg oO I o v a Muis _a0 PWM OSC eS Mos wy oe UK 1 x K8 TRE RHY AUTO RHYTHM NI CLEAR Uk 4 UtoL CI C6 LOWER II UK PNI S E So S w g PWM...

Page 27: ... PNI 13 15 PNI 15 PI OVT PI I m 0 PRESET OVER TONE II FIXED 10 circuits PNI 10 PNI 16 i IANCE 1 PITCH BEND SUSTAIN PRESET OVER TONE I PEDAL I L TOP L TOP Control LK PEDAL II RHYTHM SYNCHRO START RHY UK 18 S pg 7 GX 1 S 5030 KEC 3 386 46 ...

Page 28: ... I5E al Tere e PN3 5 ects TR3 ma a Vy C4 15 A 3rd touch wrtox 2 v2 v1 PWM OSC TEK aS ea _ Vv ON be 04 103 J ot sid Q a MOS E SS a ies aa a f 15 SNSI 3 4 3 f2 sus TAA ee too MS AOh JGi _ yca GO TRI IST r Es TEK 15 touch T0 2 K TRI TEK X TR NI 1 E 2 TAF RMO RMI fe RH 4 NO Exponetial Converter z Ee PN3 3 15V SR ckt RANDOM vel EO Board INC NO STR PN2 8 SS E Portamento PR PR1 PR2 ENG 6 VcOl _ pn2o 7 y ...

Page 29: ...2 Loe START ae Gea eciaees RHY1 A L100 mee ere a A RB B braid RHY4 es 2222 system Ze PN6 aa a Mal sid UP beat control RHY1 19 6 1a UPbeat 300 oe Mall Mall 02 7 15 ho SYNCHRO START ckt 1 Matrix cyl cyl a Q is VR2 3b a cY2 cy2 cy HH LOWER SYNCHRO START mace cont a RHY2 5 ga PEDAL SYNCHRO START w BDL aS a aa i BDS E p 0 o oO COUNTER 2 iD Tes hee 13 SF PN6 20 FS1 PN7 9 SI SI RHY1 4A 6B 4A Cla Source 1...

Page 30: ...ge ee Tal tek oe i ree E 13 STR 3 Biiy C1 Ppno 6 mess b Seay j to 5 PNI 57 Tone Cabinet ese MU28 AO 4 Selection circuit PNI 66 on REVERB t h 4 07 E DI2 CO PBR On 3 t mM 1 MOS Ey STR External Input xtern al Reverb Input 1 TEK 1 ML18 AOx 16B 2 Socket Sn to z oon te 05 4 z EXP oz wk 2 ide LOWER ROWI and ROW II MIXING Zt stry T wic TEK gar tek ec Sew Z 2 Cc i rw ie LPN7 16 LOWER Pie a ML28 AO r MOLUME...

Page 31: ...C i Noise Modul ation Noise Modul ation E E E E 2nd Brilliance 3 Touch Response 3 Touch Response 3 E E E E Touch Response 3 WAH WAH WAH WAH fs E E E E E E Sample Hold fs Preset H Preset H Preset H Preset H Preset H Preset H Preset H f xX xX X x X xX 7 t Preset L Preset L Preset L Preset L Preset L Preset L Preset L f xX x x x x x Q Tome Bepponse 3 Touch Response 3 E E E E Touch Response Q Resonanc...

Page 32: ...e 4 Sty tox 83 I Fi o 0 2 out ie shh ri Os01 Som a i 15 x a ag 83 xzx is x 3x Sg 23 1 re F i a 545 22 12 O 100 16 Re E 21 13 O x x3 7 x 20 t4 O 3 S 3 te 16 15 2 L a OLC1 61 15 16 O 0 500A 1717 eee Seles VCOAEG ke L 02 56 s eee 9 y Ee 47k e tye 13 ENO Uti R SCSC iQCOCti CS C CS CPSA pnw nee S e s x Fi 27 04 O zenee pep Eg 1 i ieee cee tox 3 226 3 zes SKS Tri8 s 4 AO g F 3 x 15 Voltage amplitude z 6...

Page 33: ... stage VR16 ds Jers it The M circuit board to be adjusted should be producing a sound at this time turn the NEII000 e x Es in il sub oscillator VCA lever fully When the function control is set to lJ lock down e 5 1Sijonal ofl oS PP 8 3 e 79 Améto yi just before the point at which a click sound is heard 62 ee 4 VCA zero adjustment final stage VR17 oe its ie Put only the M circuit board to be adjust...

Page 34: ...0 ees HEB siete hg Mes ems BI ee e a OB TE 28 at 3 oo 8 wR Te O CofA2H 1 o i ol itty BK x 0 9 Daetto e b a QF VCF BPF e WSC ca J om poh S008 NE 11000 eo NE10300 ie mo oS oal fs Ath 20 Jo 2 8 8 e a fi E2455 0 gS0 00 Soon ek oo 08 y 2 2k See cae S o oe Oe aot o OO e 9 ep gnif oo 7 aI ae J gn ine ara o 2 0 SiS 3 020 0 0 0 er 0 Sos e000 a 0 ok 2 eoec0oee 6 o0 eee TRF 0 Seintg oS ook oo oF SI Se 0 e 00...

Page 35: ...MI CN 1 3 CN 1 43 26 Q1 GG PB BO4 66 AO Same name terminals on there circuit board are con 26 Q1 66 AO SWH PNI a 1 TR4 YE at a K4 YE cone an MU14 nected at the Mother board in common KAU TRE KAU K5 25 Q2 GR PB BO13 65 PWM 25 Q2 65 PWM VI MOS 0166 TRS GR oni 5 K5 GR ena 4g MU15 24 Q3 64 TR 24 Q3 64 TR KAU TR6 KAU K6 23 4 4 PB BO10 63 2a f 1 63 ws oa weet ve eee ar bd iad MUI 22 f 2 4 YEE e or 62 LC...

Page 36: ...L 29 G7 PK TBU 24 4 69 ATE 29 G7 69 ATF 28 RMO 68 I 28 RMO 68 I BR OVT UII 1 27 Q4 67 RMI 27 Q1 67 RMI 26 Q1 66 AO 26 Q2 66 AO S SB PNI 66 3 25 Q2 65 PWM 25 Q2 65 PWM GY MOS 0569 24 Q3 64 TR 24 Q3 64 TR 23 1 63 23 1 63 22 2 62 LC3 22 2 62 LC 33 a1 3 61 LCl1 cE 3 61 LC1 20 4 60 20 4 60 GY12 MU28 1577 IS ist 09 2 19d 59 II RE OVT UII 2 18 8 58 Ill 18 8 58 Il OR OVT UII 3 1G 7f 7 57 TAF 17 7 57 TAF 1...

Page 37: ...33 G3 73 2DTA 32 G4 WH TBL 2165 72 SUS 32 G4 72 SUS YE PB BO8 31 G5 GG TBL 2295 71 2DTF 31 G5 71 2DTF 301 G6 SB TBL 2364 7 IL Same name terminals on these circuit board are Con 301 G6 7 IL nected at the Mother board in common 29 G7 PK TBL 2404 69 ATF 2 G7 69 ATF 28 RMO 68 I 28 RMO 68 I BR OVT LI 1 27 Q4 67 RMI 27 Q4 67 RMI 26 Q1 BLI2 ML11 321 66 AO 26 Q1 66 AO px PNI a 1 25 Q2 GR PB BO14 65 PWM 25...

Page 38: ... PK TBL 24 4 69 ATF 29 G7 69 ATF 28 RMO 68 T Same name terminals on these ML circuit boards are con 28 RMO 68 I BR OVT LII 1 27 Q4 67 RMI nected at the Mother board in common 271 Q4 67 RMI 26 Q1 66 AO 26 Q1 66 AO pp PN1 b 3 Q2 65 PWM 25 Q2 65 PWM WH MOS 0667 24 Q3 64 TR 24 Q3 64 TR 23 1 63 23 1 63 22 2 62 LC3 22 2 62 LC3 21 3 61 LC1 21 3 61 LC1 20 4 60 20 4 60 19 9 59 19 9 59 I RE OVT LII 2 18 8 5...

Page 39: ...65 PWM GR MOS 0361 25 Q2 65 PWM 25 Q2 65 PWM BE MOS 0769 25 Q2 GG PN2 8 2 65 PWM VI MOS 0470 24 Q3 64 TR OR KP K149 24 Q3 64 TR 24 Q3 64 TR 24 Q3 PK TBS 1230 64 TR 23 1 BR PB BO0l2 63 23 1 63 23 f1 63 23 1 WH PN2 2 63 22 2 YE KP KB6 62 LC3 22 2 62 LC3 22 2 62 LC3 22 2 PK PN3 0 C 62 LC3 nT 3 61 LCl 21 3 61 LC1 21 3 61 LC1 21 3 GY PN3 C 61 LC1 VI TBS 1568 20 4 60 20 4 60 20 4 60 20 4 OR PN3 3 C 60 1...

Page 40: ... tia ae on Ogs Ii y We ses OSZ fics eS FI sguOne ab got vuOy 2 zl O 15 Weer Ta a eon vso Of rae rao TT youl 1a 7 2 avon vo Off iy BS ies Gh o o FEl hen t f oSke ty Host te Poss has ose fon ess MG ee So 1 Martians Regnery 7 apes vS O4 agi o4 vbl OF Oy ie oo ee Se dade Pe ss Le a Pe on B e stu amar ge are 4 ss ladle sth ews ta Egg Sl es ath ac is AR is cal gt el sin sd Lok bli is son s ah Mia sa MG ...

Page 41: ...I TBP 7 62 23 O11A 63 O11B 23 O11A 63 O11B 23 O11A 63 O11B 22 110A GY TBU 82 62 110B GY TBU 8 12 22 110A GY TBL 862 62 110B GY TBL 8 12 22 110A GY TBP 862 62 110B GY TBP 8 12 21 O10A 61 010B 21 010A 61 010B 21 O10A 61 010B 20 19A OR TBU 1568 60 19Bj OR TBU 15 48 20 194A OR TBL 1568 60 19B OR TBL 15 49 20 I9A OR TBP 1568 60 I19B OR TBP 15 48 19 09A 59 O9B 19 O09A 59 O9B 19 O9A 59 O9B 18 1 8A SB TBU...

Page 42: ...o Tr10 a ge os 9 D2 23 2 Transistor 2SC458 C 22 Lhe eee eee nag BL és 5 3 FET1 16 2SK30 Y er Ww Dé bé2 De 22 4 FET17 AD0042 Po A wr ne 4 Meta 5 Diode 182473UE S ob eee pes ae a io ex efc ee es a eS oo 2 OC2 21 6 IC1 5 TA7504M vo al Le pe BL wG es pet 7 Resistor Metal film resistor 0 1 _ s SS ee ee Ee 42 B20f isoz c TT ber vi q Des D50 8 Resistor Metal film resistor 244 im a ad pag oe 9 Resistor 10...

Page 43: ...e reverse follow up voltage adjustment VR5 a7 G or PKe G M _ gorave voltage Gate keying circuit_ OctaveGate circuit Conditions Turn C1 key on tet a aa a eee EI g2tH26 220 Adjust for 0 2500V at TP2 terminal 55 or at IC3 pin 6 ee He 2 F BR PK FrM 65 word Sop SESS 5 note voltage fies 24 E GR PK2E M 64 a oo aa aq ba al 8 8at on Pedal phase synchronization circuit operation check 23 Di YE PK2 DiM 63 se...

Page 44: ...e ee ee ce re ce cee ee e ee es ee ee ee ee ee ee ee oe Con Ms t bo Loo 08 15 E ToUS Socker We RAL se e x IQ 0 02 I7 on vrie SF ee sl oO a i 3 pco We 21 of ica t OS Ge 1 Ye Ee i tag JPC6 oe 8 bee Signal Selection Table VCA for Sub OSC 2s 2i_y E 22 8 be i dt Ce controlled by SK 2nd L i 4 as a i To SCH OUT h on TC touch Signal 8 4 L ws nnn nnn nnn Law Teno 11 12 13 L3 10 Ors cls ary a xs minal a Se ...

Page 45: ...4 terminal 3Vpp 23 GO 63 KO 4 Sub OSC upper manual attenuator level adjustment VR15 22 SO YE PN3 SR TR22 62 Conditions Set knee lever to maximum 21 SI VI PN2 C 61 15 OR SK1 C B ie 021 Hie a i le ee oy mS Fee setae wl for the same level at the UO 73 terminal as 99 TR3 Gy PN2 3T 1 60 TP bsnl oar tbe Bes 3Ox fis 08 gh ox eee 19 O1 S BR TC 5CH 59 02 RE TC 5CH ae ry Ha ae wad al a e r Hots oe 5 Sub osc...

Page 46: ...RE vR6 7 L 1 L a ee ee o loess wae mais 35 ut 8 Ee ad SK Signal Preamp SK Signal UK and UK LK and LK UK and PK Preamp 11 Channel Signal Channel Signal LK Reverb Signal Signal Preamp Signal Preamp Signa Pick Preamp Preamp Preamp Up Amp Transistor 5 Ceramic Capacitor Tr1 11 13 18 20 2SC458 C K mark 1000P K Tr12 19 2SC458LG P or VBE 220P FET12 2SK30 Y 3300P fer ADO042 Resistor F marked metalfilm resi...

Page 47: ...S soe i is VR4 Adjust to 15dBm 122mV atO16 70 Terminal 2 1L cr PN2 2 ry B 3 1s 3R z i 2 s sim 2 LIN LOG Conversion amp adjustment at ec rs 3 Ree Fodoe eee iss 4s a a Conditions Adjust while pressing SK C3 key aa fet Sie cde Pas 29 goo Besa ee 3 cle 2 Reversal buffer circuit VR8 nT 2 cHo 0Ag we oo 0 3 88 ag h Sal das Se io Adjust VR8 for the same voltage 0 25V at IC14 pin6 as at 2 1C BE PN2 2 65 oe...

Page 48: ... core x Output Buffer x s s S 220 3 3 ae ase a ao wv 22 16 22 16 é N x ae Font s 0 A01 20 60 x ee 525 NOC 12 52 a Ss 8 Straight Signal 150 E Teil t 45 Digital Analogue Convertor 0 0047 1 Key Voltage Delay ckt for Portamento 12P 8 48 PG O 10 9 49 TP lator f Note 1 Transistor ae y 5 Sy 2SC 458 C Tr1 3 5 8 10 17 18 22 28 33 45 13 3 i 2SA 561 Y Tr6 7 11 16 19 21 45 ul 41091 po as 28D 234 Tr9 30 70 00 ...

Page 49: ... ener La 7 23 63 c oo S 3Vp p 22 FR 2 62 FR2 ts ae 4 i atecilidiecsid 21 FR1 YE PN3 C 61 FR1 Arne Bes 8 se it 20 AO1 GG PN2 b 1 60 AO1 Vir lola sla oo PFs isiFlelg a 3 Ring modulator waveform adjustment Gil 3Vpp 19 AO 3 WH PN2 a 3 59 AO 3 fon i ae Balance 1 adjustment _ Adkist for i a a Se ax al al a Balance 2 adjustment VR6 at AO3 19 59 8 ore hai ig zz OS 17 NI cy PN2 2 57 NI 8 oom lges wes ae ce...

Page 50: ...EC 5 wernd Tras 100 16 ica 3 2h et es a 05 69 oa a D15 100K 5 5 5 8 ji te 68 Cs3O I Tri7 x 3 j UK II channel St Xi J pe a 4 ee ee ee ee ee ese eI rm I 06 67 66 C6O te LKII Channel aes has RKoOiggs Ter Sor one 7 aad 07 65 C7 a ho age L PK II channel KEC 3258 43 Sub oscillator for UK Modulation and Sub Oscillator Circuit Diagram Sub oscillator for LK GX 1 S 5030 100k 100k SS SEaE SSeeea 100K a 2 eSo...

Page 51: ...07 BE MP31 PWM6S oo 0 o 6 lo 2 NE10300 26 osc e Conditions Upper manual I Channel tone modules Number 4 eal_c7 vi TBP 26 3 bi dine Wave shaper convertero gal a 26 should be set to maximum 3 63 TO 2 OR PN6 M2 Qos a hie Oey Up geet 7 Clie LK oem eee SIEM SI 2 ocqs 6 3 Check that there is no output waveform distortion at 01 56 00 ais ee ee and that 1 0 1Vpp is present Z 62 C3 BE TBP 2609 a ccc Se eet...

Page 52: ...eeeel 2 NOTE 1 TRANSISTOR 4 Same number terminals in channel I and channel TR1 10 21 30 41 60 2SC458 C II are connected each other TR11 20 31 40 2SA561 Y 5 If two tone selector buttons are pressed within S 2 DIODE 150m sec of each other when the two are 01 20 1 2473 VE released both tones are selected and both lamps g8 3 Ic light u ____ lock pulsi il 24 3A 4D 5A 6A CD4001 RCA C MOS 6 When the powe...

Page 53: ...ey 2K ne ee oe K ys 25 oy on We ooo yi6 5 mone 23 K4 YE PNI M 63 23 K4 YE PNI M 63 23 K4 YE PNI M 63 2 iMicd oe z ef ees 8 eS SHES at Mcel _f Geo 22 14 BE TBU C47 62 22 14 BE TBL Cagy 62 22 14 BE TBP cag 62 of 2S SOK BAK BOK 22K BOK BAK ON B26 FOE BK OS PE SE BS RS OS KE SS 2 4 21 14 BR TBU C46 61 21 14 GR TBL C4 6 61 21 14 GR TBP c4 sn 61 asst Py 20 L1 RE PNI L 60 20 Li RE PNI L 60 2 L1 YE PNI L ...

Page 54: ... z OP3 9 8 TA7504M 4 Tuntalum Capacitor tro XTRIO tri Xrri2 cria i Tes aoa iecoe 2 5 A Marked a 5 Resistor F Marked Metal Film Resistor 2 6 Ceramic Capacitor Synchro start circuit Counter for waltz ft K 1000P K Foot control circuit S LP PP 6 S_ 1000P S for Rhythm stop L 1000P L 2 at ee o 15 39 40 79 80 2 2K teh 23 E jat 42 43 6A 15 57 38 79 78 wi Tempo lamp 32 Timing pulse selector friving circuit...

Page 55: ...prox 10Hz for all beats except Slow Rock Adjust the Slow Rock tempo for a 7 5Hz frequency at terminal TP1 29 Wirings RHY 1 No Terminal Cele Direction No Terminal Cee Direction 40 15 REI2 PN6 TVRI 1 80 15 39 15 79 15 38 15 Gy12 RA 15 78 15 37 15 7 15 j 36 S1 BR PS1 c 76 RC GG PN6 SW1 M 35 S4 YE PS1 C 75 11 YE PN6 VRI1 2 3 34 M1 BE PN6 VR1 3 3 74 TP2 33 12 GR PN6 VR1 3 2 73 S2 RE PS1 B 32 M2 VI PN6 ...

Page 56: ...ers 33KQ ie 2 5 8 Transistor o2 o Oe Transisto 2SA561 Y o t 2 _ co 0 RO 0G o o xn Oo KR mM mmo te ae do ag i SO a Ps io r or my noOOMORNHR OO w ee re oD oP 560 oD oo oz Fs iD iB e 0 anon wo oonretee e 2 one 2 mot nm Mm COnm s m mm m mM m m Mm om Mm mm oS RS Ip ae S22 2 72 ee ee 8 wa us at a cigs o a Sac eee eee ee ce La See ee ere Be a i ps eerie as ances GSN ownwnuo vt DO mM N oo o Ss iN io oon w...

Page 57: ...78 37 17 36 76 338 35 334 BE PS9 M 75 335 vi PS9 M 34 333 GR PS9 M 74 344 RE PS10 M 33 CI YE PS9 M 73 C2 WH PSI M 32 CY 72 CL 31 329 BE PS8 M 71 328 BR PS8 M 30 352 GY PSi1 M 70 312 BE PS8 M 29 371 RE PSiM4 M 69 353 28 A BR PSI5 C 69 350 BE PS11 M 27 315 WH PS4 M 67 318 PK PS5 M 26 316 GG PHY 31669 66 L157 OR RHY3 15762 25 S08 oe oe 65 336 GY PS9 M a 3 3 64 337 23 B BE PSI6 C 63 357 RE PS12 M 22 3...

Page 58: ...B5A5B6A6B H5 E 4K 4B 54 6A VARIATION B PATTERN 23 25 66 68 26 69 71 4045 y 8 Note 1 Diode 182473 VE 2 Mylar Capacitor 0 047 0 3 Transistor 2SA561 Y rm NS Nu a 5S ww 00 t0 110 ips Sam OO O 10 we OOO 2 oaF Reervevrae mann SHON De r a5 S219 SE 4019 Zo Soiree ca nO PHM RamMMOnMeBmnanm BOON om OCnd ee oO 8 F gsEss s ee ae Ae 0 S Soa5ee ae 37 aA kte eS eeeo ma ee a 2S Or es g 1 oon oo me o ooo mt BrooOy...

Page 59: ... 3B 66 4b ol of Sg oe oat a4 bog e 25 3b 65 331 ee Sea ee catia oe te OOF Soe 24 6B 64 310 YE PS4 M OD 2 gett 2 yigayigres 3 ca 2 BE Gee TT AIRE aaa ah AIEEE RUS 2 5B 62 308 cc RHY2 30509 0 MO eae i ee os a1 5A 61 302 GY PS5 M oe oie ee ose Lo s a AAAS a aes otipee 20 4B 60 141 3 OA AAO ON MS OMe Caco one ae i ge ae 19 4A 59 316 cz PSO a a se 18 3A 58 Mal tg gee 8 7 2B 57 Mall oa aac 2a oa Si oe e...

Page 60: ... Bongo 9 10 HCO D11_ 0 01 1 25 7 HBO 014 0 01 Hi 0 047 Oo H vv 5 2 3 4 K TS 4 S Tew 1 5M 1 25 VRIO VR12 a D13 x os _ 0 068 s ei Ss 28 ae E a i 27 25 26 28 G4 G0 G3 Sara aM 12 02 13 13 03 14 a oO oO oO 0 11 ron6m 100 RIM et ma oO x s im s Ss is 2 1 lis 18 3 3g 4106 wy cg O 04 31 eT aS FeT 2b74__ 8 8 4 s 2 L B50K s VR20 53 23 a E e e SF 29 Preamp for Rhythm Signal Note 1 Transistor Tr2 Tr4 Tr6 Tr11 ...

Page 61: ...0mS VR11 1 0Vpp VRI12 IM BR RHY1 VR259 72 Claves 13 28 22mS_ VR7 0 02 Vpp VR8 04 71 pte d GOms_ VRI3 ME 03 BR PN6 VR2 1 3 70 Cowbell 2 VR14 SF 69 Rim shot 15mS VR16 0 06 Vpp VR17 13 68 Rim shot VR18 0 02Vpp VR19 O1 S YE PN6 VR2 2 1 67 02 S0R PN6 VR2 2 3 66 Conditions Set the decay time as shown by the following diagram 12 65 a 64 ae d See a8 62 Ref The value of the first part should be that when t...

Page 62: ...02 18 c2 i9 E2 32 33 03 20 Source C3 21 Mixing and hite Noise Generator for Buffer Note 1 Transistor Tr1 4 25 31 39 41 48 50 56 58 2SA561 Y Tr15 24 32 38 40 42 47 49 51 55 04 22 C 4 23 SSE ae ee er 57 59 63 2SC458 C ee Tr64 2 C509 Y 2 Diode 05 24 C5 28 D1 15 1 2473 VEO D16 02Z5 6A 3 IC Ee Ens 5 1C1 3 TA7504M 104 10 CA3080 06 29 IC11_ SN7491AN C 6 30 1C12 SN74164N Le 1C13 14 SN7400N Pe 1C15 17 RC45...

Page 63: ... is ae bite e 47k agg 27 MA2 ORX2 eae 67 aif BOuy ys sheet a ako 9022 26 MAI YEX2 Siem 66 5 0 120 pie bas peoitien 2 Se Sabet 22x 25 NO2 65 loo ea 0 22 STs wf rs a a ef tS ee E569 24 O05 SORS MP11 NIG6 64 2 Tae 3 fs re fs Lg om eRe 2 TS cic 23 C4 BE TBL 18 7 63 oo 20 2 RE Il ae siete eI an on oe Mea are 22 04 SRES ML21 NIG6 62 ges iy ae SRE 325 ole 21 C3 vI TBL 18 61 othe mo ose pIooss oA a 7 2 2S...

Page 64: ...er Network As Zero adjustmant Key Voltage for SK for OPamp buffer 3k 1 4S c 5 eo 3K 3 hoes cee I 1 4 I I 3K at I so 390 x 150 J Gg 4 2 Adjust to 0 25V 2 1K 3 lew 2 l we ez So Tr 42 wo z oR 35 c 0 0000V n 3 _ When the solo key is de i pressed the Sigme appears mln Ee 2 f25 3 0 K27 Earth of MS ckt Rack To match the KS sheet poten tial to MD ckt board volume level set 6 is used to maintain a 0 0000V ...

Page 65: ...his may vary slightly 19 D YE SK D 591 B PK SK B due to tuning 2 3 SK voltage output amp offset adjustment VR3 alte aoe Conditions Done while turning on C6 key 15 C3 RE SK C 3 55 A GG SK A Adjust for 2 000V at the O 9 terminal 13 C3 BR SK C 53 WH SK G 4 0 25V adjustment VR2 12 15 GY SK L 51 Gs GY SK G Conditions Done while turning on C3 key S G REI s cee 49 Fi VI SK Fi 87 T VI PN8 Adjust for 0 25V...

Page 66: ...De 6 Tr16 4 2 t 1 OFE 5Sia0 12 6 11 t L 4 25 K 404 Q 4 9 YS oe Ss Gs 13 5 Teenie 4 7 8 10 S OT 4 24 1 1 Sa a 9 Pie sr a ea Ee 18 K 3 3 9 e 7 Low Key Precedence S 3 at If K1 is 1 then 2 10 circuits must N 2 8 10 goes ee ae 12 1 9 N OFT 307 5 E a 5 41 3 4126 20s 3 ae xs Tr 9 Trig N etwhen K1 becomes This Lkey can be U2 1 1this output must checked with a Z be O The lower tester om aa I 07 2G ea a ee ...

Page 67: ...e 2 oon ae ee es g Tr34 es ore 6 10K m 50K Hoo dyoirie Tr32 gKe o goge esis 8 10 6 3 10 6 4 a 5 K 6 LI 9 es 14 K2 02 L2 15 FS 17 K3 18 LS 22 T4 24 K4 25 1 4 28 5 30 K5 31 ES 32 15 34 15 35 Ss M No Terminal Cwr Direction 72 T6 GY TBS C6 78 71 K6 BE PN1 63 M 68 L6 PK PN1 L 66 T7 WH TBS C769 65 K7 VI PN1 M 61 L7 BR PN1 L 59 T8 GG TBS C8 9 58 K8 GY PNI M 54 L8 RE PNI L 52 T9 SB TBS C940 51 K9 WH PN1 M...

Page 68: ... es it ma 3 1 Sis Buffer amp Ee 1 oe 14 rf rs 4 11 2 7 Tet Cs I es Ley ea a pot ty iy pa ie oe te 1 ome Es ro 1 i ni li 2150 SS a eee ga ee lp ae ee een aS 52 Vo Qu Si Be Se dic e ee Sa sn a o o e 38 32 32 as ge gs 3s Bs 8x a8 38 os B 8 Z Over Tone a a SE Ge ose Ba Preset SW 0 ig 8 8 al ea Sask pn9 of ao p298 es ois p E E f al L Note 1 Transistor Tr1 8 11 18 20 36 50 2S Ss eee eee 3 VY pte 4 2 4 T...

Page 69: ...ol pr The hat gc oo ee 23 B10 MUIF 03 21 BII5 GG N1 2 aS ae 8 om S Beg sonauah ote 1 f 09 Bli3 Gy P 28 Teollos ooo ois bon a oo Bo14ti8 6 012 BE MP 20 GR MU1I Q ra00oe Seite g ae 6 vit e113 Ao Sa tao 8 A o o Qo ts a BIl B 1 015 VI Tr 4t o S ws 2 BUIAZO stor 20 PNQ 18 B 5 C ne Sic Heo ct ne 48 FETS J O s L3 YE Q 05 I BE PN 2 2 Q sf 8 Ox sa ae es t23 18 BO14 PB IHL 3 6 1 LAI GY ER 22 2 oe a 2 cin IH...

Page 70: ...0 4 I 32 G2 s 31 4 Gh 5 o 30 6 30 8 9 ny be t o wo 9 ow s Trt Tr2 10K AAA Trié Tris AAA vVvV 8 2K 1 2K O 15 4 vVv YD en 26 3 4 me s Tré4 O E 3 47K o 8 el Se Oo se Hy 2 29 fos O On O 20 Tré6 20 9 9 18 a Dig 16 1 2 P19 _ Tr8 iy 15 19 1 izs2 SRr3 025 PI 1 2 _ ___ _ 2 a 3 ay Oo 4 12 a de 031 KEC 3268 46 47K Tril Tri2 10K AAA Note 1 Transistor Vv 72 5 7 14 12 Tr2 4 6 8 10 12 14 Tr15 Tr16 2 Diode D1 41 ...

Page 71: ...OR rxs o 27 Ul 4 YE exe o R 5 m Si BE ae 4 26 Un 7 GR 2 26 UlI 8 BE 9 30 1 1 1 teas 18 24 1 1 BR Pe 4 24 Lia 8 9 23 L 1 4 OR exo 23 L1 5 YE ewe o i GR ae 5 i BE aoe 4 20 Ll 1 BR rxe g 20 Lit 2 RE Se ML28 Ill 68 y ML21 W_ 6 19 L 3 OR pxe g 19 Lua YE xe a ML21 V 18 Li 7 GR pxe o 18 Lug BE exe o MPll 1 68 RE sonnet 69 MiPI4 Solace Piet Ys ere e ar 68 Z 5 TE 6 VvS 4 14 PI 3 GR PN8 14 P1 4 BE PNS MP31 ...

Page 72: ... 9 o O 47K D2 3 BS Q ar _p __ 15sd ore 43 15 an 10K 4 15 FP O sia 1 M6 TR 3 45 S o o 45 TR3 10K BS5 13 92 K 46 Ri tH 15 44 t Me 19 WO Re 100 716 ok D3 rs o 4 RI 7 10K S570 J M7 i8 3 M7O O TR226 0 o o 6 TR22 a MB w 0 M8 O F 64 R3 3 6 R4 tO 5 100 16 D4 D4 3 R3 z 56 R4 eo e o A M9 O eo O mow 69 TR4 O 6 MIO O WW O TR 59 Vv O él 472 Of mi G40 AAA 9 MILO W Ww DS mie a oo 4 7 25 gi Miz O 4 TDs ____ E i R...

Page 73: ...e Diode gCts vze m ae mark Metal film resistor MR 25 2 D1 6 181555 L 2 9 o 5s O Of Pew Wirings are shown as P 93 PN 8 Wirings are shown as P 78 PN1 OV1 iring i area 03 PNO OV2 Wiring is refer to P 93 PN8 Wirings are shown as P 80 PN 1 do 94 PN8 0V3 0V4 Adjustment Brilliance VR variable range Condition Brilliance lever for UK LK PK are at the control position uC Set VR1 for OV measure point 1 23 te...

Page 74: ...11 10 12 11 13 12 14 13 15 14 16 15 17 16 18 17 19 18 20 19 21 20 22 21 23 22 24 23 25 24 26 25 PULSE WIDTH MOD PWM 27 26 28 E TS Variable Tone Module Circuit Diagram Circuit Board Factory Setting Tone Module Circuit Diagram Circuit Board Factory Setting Tone Module O00 0 0 0 0 0 6010 0 00 0 Note Potentio Meter 3321H Type Note Volume 3321H Cc 2 20 21 22 23 24 25 26 RI R2 R3 R5 R8 R9 it Ri 15 R R20...

Page 75: ...af ef ef of of Note 1 Transistor dt la 27 45 7 11 12 14 163 17 18 2SC468 C F 14920 22 23 25 26 29 30 32 2SA561 Y 2 Diode D1i 36 182473 VE a p No Terminal Direction No Terminal Direction 1 15 L pea tio 3 eS 09 8 ess 3 ol ss BE O10 4 22 45 E BL12 RA E a 129 1O f lole zeae i Ofr os 21 15 Gyl2 44 118 GY TBP 20 6 os ec a 2B eek Lo Ol 6 20 09 OR ML11 G333 43 018 OR MP21 G333 S 2a In 3 2o0 0 18 es oe ped...

Page 76: ...UEE ETE ISVEVE S EVES E E UgTAY ELE HUE EE EE cpo o S EEE ERE Hite nih uses ech Will tect es aac els Reals Gated OI alk re SE nk ree aca cat CSR et Me mere Te itt EERE TERETE EEE AEE TTRTEVETE RE ETE TSTE TELS SEV ELEEE soo SPETETETELSETE EEE TE EIR SATE TE ETE ES TELE so o S ETETETEE ETE EIR EPETE REIS EEE EU ELE LEE Hin soo E EEIEREETE m EIEUE ISIE UTE ISTE EUR ETE URE SEE EE EEE soo FEET IEE ER...

Page 77: ...22 GR MLII G5 65 21 WH MLI1I G432 25 22 Gc Mpu G33 65 21 wH MPII G 25 22 GG MS G5 65 21 WH MS G 462 24 24 PK MUII G79 64 23 SB MuUII Ge3 24 24 PK MLII G70 64 23 SB MLI11 Ge 24 24 PK MPuI G7m9 64 23 SB MPII G7m 24 24 PK MS G709 64 23 SB MS G 6G 23 26 RE MOS C165 63 25 BR MULI PC4 23 26 YE MOS C2654 63 25 BR MLII PC4 23 26 YE MOS C362 63 25 BR MPII PC4 23 26 Gy Mos c4am 63 25 BR MS PC4 22 62 E_ BLI2...

Page 78: ...100K 814 O arna S O E I OR circuit for S H Trigger D3 8 D 1O O dii is D4 9 D 20 5 1303 0 O 033 5 b W040 i Note 1 Transistor Tr1 4 6 2SA561 Y 73 2SC458 C 2 FET1 4 2SK30A Y 3 DiodeD D7 182473 VE 182473 VE 4 IC1 3 TA7504M 5 12P Celamic Capacitor KEC 3276 46 6 4mark Solid Aluminum Capacitor High Input Impedance Voltage Buffer 4 S 13 D3 14 D4 15 D33 16 Dil 17 E 18 1 19 12 20 13 21 14 22 01 23 L a za e ...

Page 79: ..._ 2SA561 Y 2 04 N 8 3 7 FET 1 8 ADO042 ca 8 1C20 27 TA7504M 22 c4 S 9 1 28 LM310 374 10 MARK METALIZED OXIDATION RESISTOR 1W a 5 10 11 R KAU UK 5602 KAL LK 1KQ Ss 12 MARK MYLAR CAPACITOR 3 13 MARK CERAMIC CAPACITOR 14 KAS LK ONLY S 15 A KAS UK ONLY 16 B 0 01 KAS UK ONLY 17 PHOTO COUPLER AND 18M KAS UK ONLY KAS LK SHORT Pons 18 T MARK 2 METAL OXIDE RESISTOR 19 B MARK 0 1 METAL OXIDE RESISTOR CNI 1c...

Page 80: ......

Page 81: ...t of octave 1 keys C1 B1 Turn key C1 on once and adjust VR12 so that 0 250V is present at pin 6 of IC28 4 Note Ladder network final stage adjustment VR11 vril Qe 2kx3 VRIO 29 94K x II ul oo Otho tbo 20 yon HO 201 3 fobs a Teste Adjust VR11 so that 0 125V is present at pin 1 of IC17 ono lo one Fs nd Bs 5 Output voltage buffer adjustment VR1 8 Seas lz ost a FETS Adjust for 0 125V at the 80 pin conne...

Page 82: ... BE F 9 Fi ivf Fi 59 G Gy G iF yi F2 59 G GY G 18 Gi wH 7 Gi 58 A GG A 18 Gi WH G 58 A GG A PERT TSS Fas 57 B PK B 17 At SB Ai 57 B PK B 16 2Cs BR C 56 CE RE C 164 Cs BR C 56 C RE C 15 Ds 2 0R 1 D s 5 De YE D 154 D OR 4 D 55 Dso YE e Ds 14 Es GR 7 Es 54 Fs BE F 14 BL30 M B1U E 28 E 14 Es GR Es 54 F BE Fs 14 E BL30 MBIL E 28 E 13 F Vi o9 Fé 53 G5 eGY 0 G 13 E 27 25 1ay Es Vi 4 os 53 Gs GY Gs 13 E B...

Page 83: ...ol zxuyg fO 2xn a Ov o O aw a Z 3 N 4 wn sl a 9 21 S 99 st 3 INO a HL fo tno ny SO Q Z1 a g 1M a INO ma EOL ig ino ny O Ww wo V i 2oV oO INOW MOS J ino nm o Il t t t f t t t t t id 2M7 3 2 017 S O 4 INO i Oe Ih wi 1 0 g 2w1 a O04 aH S O4 INO cat H O lo e 1no nv MOY 0 e1 0 OY 219 a S o 4 INO fy 08 IND NWy On 9 y1 S On 19 a So OH INO th ON op ino nyy OY Ve P r cS a ei z 3 GS Oo a 4 UK 1 UK2 ms z a s...

Page 84: ... wr ao oO S sy o Ze 9 a f 191 O ua a a o L fa a g ty1 0 _ Md e o 0 2v a Zy L 1 ON as a Lo tn1 e o 2 a o4 So o or ta gy ba t1 1 4 O _ A yO eo 2 Osa 6 bo a bout t On au So of ol So a o um lo ty1 0 oO ua a 3 9 a o 2 gh v 9 y 3 A a ea Ay Note Diode Silicon Diode KEC 3305 46 ...

Page 85: ... YE LtoP PKI M ee Fo oe Sk dee deel ee StoU geo 2 Ce WH 3 ORI2x2 CIOK PN5 3 C Oe ee ET 10 6 Gis ee cloK PN7 2 LOWER PK ss SUSTAIN ClOK PN2 2 1 JE BLI2x2 B B 8 LpepaL PN1 17 C bdr PB B19 a ee UT Ub ce OV1 ckt board on ee 6 PRE a 2 vl He 0 Sus M4 M3 m2 MI PB CS O O 2 ee 8 OVT UE UI _ SI J 6 Oo _so 8k 1 asd mo 1 8OUT LEB LI li oR so OVER TONE 1 ft ae SVT Bs EY 1 es C Ab ieo 1 7 OVT PI 8 l is 1 Die LC...

Page 86: ...K2 33 RE_Gpued K3 27 OR_G cmd K4a 23 _ omg K5 18 o8_ Ned K6 15 o ome K7 13 Some Kali 0 eed K9 9 ed K10 7 2 0 Nome PEDAL vio PN7 1a 4 KEC 3306 46 Joos 10 47 L10 47 vee L10 47 oo 36 PNI 17 a es PNI 36 L 15 PNI I7 475 iia PNI 36S a PEDAL pb _ a a BR SM K PSM3 L1 20 RE 2 oso mee _ RE n 0K2 L2 34 _ OR FE ONO OR n K3 i aa i eR WH YE n nKa LA 24 2 SR o o zs GR KS L5 19 BE 6 Amel Ce je BE tS eo4 6 55 oe V...

Page 87: ...PN1 47 C rUPPER BIOK PB BI13 BIOK sl WH pB Bi14 L_PEDAL BIOK b 66 pB BI15 MU18 AQ 66 STR 13 31 UPPER 2 B0Kx2 b MU28 A0 66 M XING ML18 AO 66 LOWER STR I5 23 2 Z 80Kx2 b ML28 A0 66 MP11 AO 66 L PEDAL PN1 59 3 a IZ BIOKx2 b MP31 A0 66 a STRO7 45 GR oi BIOK lee STR PO 14 ee o vf wae BIOK STR 2B 35 t SOLO TOTAL BL12 1K RE12 RA E RA 15 VOLUME AIOK XE TEK TL 30 KEC 3306 46 ...

Page 88: ... _ RHy5 cy2 7 PK SH T RAE BR 3 1 BLI2x3 _ Eesue 2 B10K SOs ee oe PN1 10 3 VCF i oe B10K VCO 6 ee SHS ene se ee YE x2 Noe t eee Sea ON OFF POR 2 2 3 LAMP Pee Pe Ser ee eee 4 PN4 4 3 GR ay 01 SR MS V1 14 PK BRX2_ PN2 23 PN2 1 C ae 02 ae 19 M6 YE OR x2 PN232 STR 00 21 Soe 1 3 H MS ae on V3 12 sheet PN3 SR R3 4 I2 Ss r PN2 4 C PN312 C e 413 15h ici PN2 2 1 BL12x2 a REI2x2 PN2 6 ee E 15 F D1 RHY5 MA2 2...

Page 89: ...O selva ee i a Se cere ee SS NI 17 WH aS A03 19 KOO MS RM1 67 Le b zB10K X2 BT p SS AQ1 20 MIXING DBtgO 105 Ea od Be Ss aTAK S0l ATTACK LEVEL B10K C10K Paces ce ii RIND SUSTAIN PITCH B10K a ANN oe Ro orp oa INITIAL PITCH B10K LAA 4 ei 4 Be sree INITIAL DECAY B10K OV Be Ye FINAL DECAY B10K ey ae ee SIRE 96 FINAL PITCH RE12x2 oS 22K GY12X2 PN2 SH 15 TONE BN2SH 18 15 ww panes HS PN3 30 ane b2 nninchi...

Page 90: ...i Panel 2 Solo Section Circuit Diagram 3 oo PN4 8 M6 SSPO 3 SS CS0 35 SS S0 27 SS TO 34 SS SINO 32 TEK SI 21 E connect to PN2 18 PN3 8 B PN3 11 B PN3 10 B PN3 9 B OVT S 2 OVT S 1 OVT S 4 OVT S OVT S 8 OVT S 4 PN2 17 Se ee SOLO VOLUME A10K TEK 14 54 2nd Touch Detector 3rd Touch Detector 2 1 l 122 TEK TR2 68 28 BE TEK TR2 67 Sep 94 1S MADBY TEKTRI 20 PN2 20 15 E PN2 5 KS 15 GY12X2 BL12 KEC 3307 46 s...

Page 91: ...AH 3 rd touch RESONANCE KS 0 9 REX2 3 KL KL2 B J 2 B tf POF EE ec Hier M R MS TAF 57 eee ci Py ee ee we REX2 6 ANNO ee PN7 10 C BR OR Ki KL2 C e 4 12 15 RA TEK C 76 a 6 ap Oe SS FRI 21 se 7 R29 Gy oM7 M5 PN2 20 2 22K R1 M6 PN2 23 2 Mivevs cai cates s 29 2 R3 a PN2 21 2 o PN2 SH 12 SB _ PK MS f2 22 Mg a o t dmo MS LC2 56 BR a Oo OR MS f4 20 O ro 9 M10 ae on oO rit gp part RA E YE MS Q1 26 M12 SR Sh...

Page 92: ... 34 B10K 6 B10K MOS V 36 C500K QZ MOS FR2 9 B10K B10K B10K B10K GRx2 REL 3 3 1 Panel 4 Upper Section Circuit Diagram BL12x2 E ae RE PN9 5 C PBB OR __ pB Bi5 H YE_ PB B16 oe Pe Yl pp GY_ MOS C 75 10K Pe M6 M5 M4 M3 M2 M1 Oo BRX2 aus PN6 24 M BRx2 BN219 Me BE PN6 25 M6 MOS PO1 16 YE _ mQS CS0O1 30 GR __ mo SO1 50 OR __ mQs TO1 20 _RE __ iQs SiN1 14 VY TEK UI 66 4 oGY12 5 RA 15 2 ae 2g ...

Page 93: ... Diagram 1 BRL 19 a C100K oa a ss BRX2 PN5 1 2 KL1 M YE S26 B PN7 11 C a ee an BL12x2_ E ENS IV E WH PN5 TVU L PN1 8 3 YE x a KL3 C _ EEE ESEE PN7 2 M PK PN4 12 2 Chcdengacccce tc tae BEKO 73 GG p PNi4 11 2 pB UF Vip O ee PNA 10 2 GY pn4 9 2 MOS FR1 8 WH 9 GGx2_ PN7 6 M a ave GY ee CURLY 47K Oo be POWER SUPPLY WH aa POWER SUPPLY KEC 33 10 46 ...

Page 94: ...GX 1 S 5030 KEC 33 10 46 PN5 PN5 TV 15 3 PN5 3 B TV Unit Shutter Plate Panel 5 Circuit Diagram 2 eae S se 9 ee oi Tt mo Yn zi2 a a a s GY 12x2 A5 01 E 3 4 6 7 TV Circuit Board ...

Page 95: ...ram 1 PHY1 2 ae AK 3 1 RE12 x2 PN6 2 2 BR IM 3 RHY1 70 T oe Seecis 2 3 1 RHY1 75 1 11 E Bie 12 f 1 RHY1 34 M1 M2 ee RHY4 30 03 sane BL12x2 2 S RE_ 4 a 1 S OR RHY4 26 02 wor ScGR case BL12 TAS cS RHY 56 Gumi M M GG RC B Cc PN6VR2 1 Sil bideeeeee M 38 awe i RHY1 46 L2 8R 15 Rey 1 40 PN6 VR1 RHY1 55 PN6 VR 1 PN6 SW2 C PN6 1 PN6 3 PHY 1 33 RHY 1 32 PN6 2 PN6 6 RHY4 33 RHY4 27 RHY4 34 PN6 3 RHY1 7 RHY1...

Page 96: ...16 RHY4 Bor 4 oY 801 WP RHY1 14 PS3 WALTZ 307 RHY3 74 RHY5 308 RHY3 73 PS15 G ae 309 RHY3 75 Meee ity 313 RHY2 14 310 RHYS 64 11 RHY2 59 psa swing BHY4 7 16 314 RHY2 15 PS14 G RHY4 19 312 RHY2 70 a ae 315 RHY227 316 RHY3 59 317 RHY2 20 SLOW 320 RHY2 10 PSS ROCK nuves 318 RHY2 67 pat a CB GNP PN6 1_ PS15 P SR RHY1 71_ PN6 1 Sa ee 15 PS9 G 321 RHY2 24 JAZZ RHY3 PS6 Rock 1 e RHY5 6 HH 323 RHY3 54 i R...

Page 97: ... C2 RAY2 73 RHY 2 68 PSI MAMBA 352 RHY2 30 349 RHY2 7 RHY3 55 el Som Ppa ak ae 348 RHY2 57 PS5 G CBO Hs hl wwtC éCésid CC RR Te C2 RHY3 11 343 RHY2 19 PS10 RUMBA 345 RHY2 18 342 RHY2 60 344 RHY2 74 a 332 RHY3 8 PS4 G HB meee Sas e e 15 PS5 P Cy RHY2 33 PSI5P RHY2 35 PS9 BEGUINE RHY2 65 RHY2 34 RHY2 75 ee ere oe PSIO P PS3 G cyl 329 RHY2 31 RHY2 71 PS8 TANGO RHY3 78 RHY5 27 MA2 330 RHY3 47 RHY5 26 ...

Page 98: ... FR 4 7 0 er SOLO KEY PS 10K BR PN4 8 M6 MOS PO2 I FUNCTION MOS CSo2 2 MOS S02 87 MOS T02 63 MOS SIN2 i0 e ame TEK LI 70 BLI2 3 1 22K 4 GY12K2 ae SPEED 28 RA E Eo See 5 pna s BIOK Z PN7 6 B BIOK aA VCA eee PN7 5 B BIOK ope VCF Siitacciccniaaereettie PNT 3 s BIOK VCO ee PN7 3 B KEC 3311 46 ...

Page 99: ...X 2 4 7K BLI2 OR 2 2K STR 05 63 PNI 58 3 4 S RE I Vv Be E PN7 7 L SB PNI 9 3 O ig Se PN5 2 M PK PN6 29 2 GR PB LOI oe TEK LOWs ee Oe PN6 28 2 VI O 3s PB LFI O L ae See PN6 27 2 GY g PB LAI O GY PN6 26 2 MOS FR 3 5 a GG ee NS 7M PNS 1 15 REi2 pa 2 E bE oi PB VS Cum SB PB L5 PK Poa O ela PB L6 EXP FSI M Site neonate OR Oo _ RHY RB 4 YE PN3 2 C MS K 8 BR X2 a tices i al Aes PN3 1 KAU POR CN2 16 YEX2 ...

Page 100: ... Circuit Diagram 1 TU Ckt board ees 1 ks T s 3 E12 x2 41510 3A B200 hae 2 2 2 KAU TU CN2 18 RE U 3 B500 2 KAL TU CN2 18 4 3 B500 2 YE PU 15 kp 1 34 P 3 b B200 2 tes WM ckt board ee 5 BIOK Rass et 5 er LA pGR mu2t va 11 B10Kk PIA t V y 9 ee 810K Puad ML21 V4 11 i Le GY Mees ne UBy MP21 V4 11 LB r GY a _ MP31 V4 11 Pils _ Eee m YE x 2 Grn BE x2 ee x2 were a BRx2 are a eee ee BE x2 me SE 2 P oOo BR x...

Page 101: ...Pe dl aa oo ee tH VE PN8 12 M6 PN8 24 M6 LIl ae GR hiete doe on Mi Y ee Ee O IOC NERD PI a OR 5 9 6 f Be M1 M1 Lhd en 26 YE BE PN8 14 M6 PN8 26 M6 PII ae GR 6 3 c ee M1 M1 pitt fee PRESET 3 YE oe PN8 15 M6 R UI OV4 ckt board oy OR es age 22 uM PB 3S SEES Gn aa YE_ PNB 16 M6 UII SS oa 2i d s BR M1 met PN8 17 M6 yt GR Re OF si fh i pi ve PN8 18 M6 LU a goa om 71 pH YE PN8 19 M6 PI ee OR 5 on M1 itd ...

Page 102: ...ea e 2 OR PRESET3 Pele 4 04 e O __4 P53 Preset Button PB L4 aoe a YE O __ PB 4 PRESET4 GR PRESET5 a PB C Oo BL 2x 2 PN4 1 1 e eee a b PN9 I I5 2 BL 12 Ore Ue B 1 Q 0 BR UPPER TEK L1 6 4 eS ae TEK C1 5 M VI RE LOWER TEK L2 8 eet ET a TEK C2 7 EXP D L COMP PEDAL TEK L3 3 ot ter Sot TEK C3 49 WH cs YE SOLO TEK L4 I wo i Lacie TEK C4 6 7 GR RHYTHM TEK L5 45 oS tees KEC 3314 47 ...

Page 103: ...ER POR KL1 PN5 2 M 5 a S Le esa OLO POR __ EXP FS38 KL2 PN3 2 M s EN31 3 L ani meee ie UPPER SUS KL3 PN5 3 M or tine PB E EXP TEK E12 5 _ vr OF TEK EI 4 Expression Pedal ape ere GY12x2_ _ 45 Ls TC2L BLI2x2_ par ESP rsic s B RHYTHM STOP ec EXP LAMP E BL12 oo RE an FSA C SUB OSC CANCEL rote M RHYTHM STOP and FE BIL SOLO POR FS3 py7 1om 2 _se in xia LUPPER POR FS4 ote M ie KL KL1 M ae KEC 3315 46 ...

Page 104: ... 18 RA E TEK T1 32 88 RE12 SW TEK T2 31 RE o 15 RA 15 Sound signal for tone cabinet Selection Swith STR PI 6 External reverb unit con RS RVS OUT nector jack for Solo Signal STR I7 S Enternal reverb unit con RVM IN RVM OUT nector jack for Upper and Lower Signal RU MOS DO 51 Note When the external reverb Unit is connected the reverb Unit i a r nit in the GX 1 is released Common Grand Reverb Unit Inp...

Page 105: ... 2 13 44 15 2SD212 1 Module and Panel to MBI Mother 2 Diode 8 10 6V ircul oa YE 0 3A E Circuit Board Tesi 2 13 14 1 26612 eae 06 7 2 10DC 1 for 10 6V I D6 8 10 10DC 1R YE 15V 3 IC We SS ee eee 1Ct 2 3 4 5 pPCl4atTAANEC 4 Resistor a mark Resistor 2W Metal Film Resistor Tubular type 2 WMR25 x 5W Sement Resistor fe 1W Metal Film Resistor Tubular type 0 47 4 5W Others Vertical R J 5 Capacitor V mark C...

Page 106: ... 110 9 5 0AT 250V GH 117 BR 110 sf 6 a OR 100 wae GY 100 e AD GY Power Supply Unit Circuit Diagram 2 Europian and South African Spec 110 RE 0 BE 6 0AT 250V 0 047 DC630V at ial oO 3 z 056 ly 29 39 WH General 4 5 62 Spec 110 6 0AT 250V 0 047 DC630V 2 wr Australian Spec BE 6 0AT 250V GR YE 0 ONO 0474 DC630V BR 1520 3 0 9 O 14 5 6 100 YE 0 GY ...

Page 107: ...470 25 a ae 2 vrs Tr sq vs Gon 10 38 BIK _ 0 3 O O G G 15 I5 G B G 15 G 106 a Se 0 8A 0 3A 00 3A O 100 Adjustment Procedures Main rack 15V power supply 7A VR1 Main rack 15V power supply 7A VR2 Exclusive 15V 0 3A power supply for ladder net work in KAS ckt VR3 Control 10 6V power supply 0 3A VR4 Note Wherever measuring power voltage measure on the rack or on the circuit board 0 1V variation should ...

Page 108: ...ring 1 General Spec G 15 EL E2 s8 C 7A BC E E2 Es Es ISA T 250V __ ISAT eel if et 6A T 250V rs ae am e 4 G G 15 0 3 0 34 0 047y 630V Construction Screw SS S N B a NY NY N Chassis en kee PU ckt Board os _ Istation Sheet ET wan ST Transistor Socket NOI ...

Page 109: ... 5030 Power Supply Unit Wiring 2 UL and CSA Spec 15 EL E2EsB C G 15 G 7A 0 3A 0 3A 0 047y 630V 8 C Er 2 5 Ee ah CD Screw Tr2s02i2 ZZ xxix hhh Al Islation Sheet ia LLZA _ VLA VZZZZZ Heat sink Socket for Tr 102 ...

Page 110: ...European Spec OO Ei E236 C G 15 G 0 3A 0 3A 7 i Ws N as Poe es OHO N N K Si n iN Se aa 0 047y 630V Ox OQW O BC EE2 Es Es Construction Screw Screw Heat sink Y A xZZZ COLL Aa M cha aS ica sheet zoe Heot sink Com Transistor Socket KEP NB0348 7 56 103 ...

Page 111: ...PO KC t4 Power Supply Unit Wiring 4 European G 15 E E2E38 C 7a BC E E2 Es Es and South African Spec iS S i te 1 4 TT se 1 alt 5 oF G 15 0 34 0 3A 0 047y 630V Comstruction t a1 Kee p Yj Y Yj Yj Yj Yj Y YA Y Y ai GX 1 SH 5030 KEP NB03485 56 ...

Page 112: ...X 1 S 5030 Power Supply Unit Wiring 5 Australian Spec ne x Gg bho ecsescrns w G 15 E E2Es8 C G 15 ot 7A 0 34 0 3A 0 047y 630V BC 2 E35 ts Screw Construction f Le es So ansistor Socket KEP NB0348 4 56 105 ...

Page 113: ...GxX 1 S 5030 Power Supply Unit Wiring 6 Japanese Spec GS 15 EL E2Es8 C G 15 o 7A 0 3A 0 3 0 047 630V BC E E2 Es Es Construction N rE i NY N ae K HN Ni N T Transistor Socket KEP NB03482 106 ...

Page 114: ... E FE E E These terminals are connected to Same name terminals on next Mother Board in common e MIL C M12 M13 M14 M15 M16 Located below the rack M17 _ N o s Lo wo x Y 2 4 To K termianls on KA U or KAL circuit KEC 3404 47 Board M22 M23 M27 M28 Two MBI circuit board are used for MU11 to MU28 and ML18 circuit board connector Ot e 4 ...

Page 115: ...O OO OO oO O oO O oO oO 00 oo OO 0 O OO oO oo 0 oO Oo 00 oO 00 0 0 O oO oO O 200 060 oO 200 O oO oO O 060 OO 0 060 200 20060 OO 60 o0O OO O O O oo oO O O O OO oO oo 20 oO oO Oo 00 Oo oo OO OO oo oO OO 00 OO 00 O oO oO oO OO o 0 oO oO oO 00 OO OO 00 O O O O O OO OO oo 150 O55 oO ISO O55 O 0 O O55 O O 055 I5 0 O55 oO 55 20 OO OO O OO O O OO oo OO of oO O0 oo O O OO o O Oo oO OO oo oO OO O oO O 0 0 0...

Page 116: ...ch is turned off 7 M ckt boards are functioned W KAU V CN2 5 19 a om 0 Mi SBX2 KAL V CN2 5 19 in a ot PK 7 8SW IC SW 169 KAU MOD CN2 4 KAL MOD CN2 4 KAU IC CN2 17 KAL IC CN2 17 GX 1 S 5030 Selector switch for 7 Mckt boards or 8 M ckt boards func tion UK Selector switch for 7 Mckt boards or 8 M ckt boards func tion LK Clear switch UK Clear switch LK KEC 3530 51 ...

Page 117: ...GX 1 GENERAL INSPECTION AND ADJUSTMENT PROCEDURES ...

Page 118: ...ng of each control section shown in the GX 1 general operation manual 1 Control panel section TVR slide VR 2 For levers without 0 1 2 3 click stop positions the center position will be called C 3 Slide switch 4 Tablet see saw switch 5 Lever switch 6 300 VR a a 0 3 413 ...

Page 119: ...l 10 Lamps Off condition 0 On condition eee 11 Second touch solo Keyboard depth Normal Sound begins 8 Expression switch 9 Knee lever 1 0 n a N a x ae aa ee t_ Viewed from keyboard Condition set on stopper 0 At 2 Decay maximum 3 t14 ...

Page 120: ...0 Sustain P 0 MP11 SUS 72 10VDC 10V oV Level set on STR See section 1 5 12 Volume L 0 sheet 13 Volume P 0 14 Brilliance U Cc MU1 f1 23 oVpc 2 5V 2 5V See section 1 2 15 Brilliance L c ML1_ f1 23 oVDC 2 5V 2 5V i 16 Brilliance P c MP1 f1 23 oVpc 2 5V 2 5V 2 17 Resonance U 0 MU1 2 25 oVDc oV 10V 18 Resonance L ML1 2 25 oVDc ov 10V 19 Resonance P 0 MP1 2 25 oVDc ov 10V 20 Mixing U c str i Croce Piste...

Page 121: ... mene 38 Envelop AT 0 MS TAA 50 oVpc oYpc 10V 39 Envelope SUS 0 MS SUS 72 10VDC 10VDC oV 40 Pitch EG IP 0 STR IL 28 oVDc ov 10V 41 Pitch EG 1D 0 STR IC 25 oVpc ov 10V 42 Pitch EG 2D 0 STR FC 24 oVpc ov 10V 43 Pitch EG FP 0 STR FL 26 oVpc ov 10V 44 Brilliance Cc MS f1 23 oVpc 2 5V 2 5V 45 Resonance 0 MS Q2 25 oVDC oVpc 10V 4g See section 1 6 47 Sub Ont VYerc E FRI 121 2VDc 4V ov 48 SS SO 27 Waxefor...

Page 122: ...pg maximum 70 2nd Touch A 0 MS L2 56 OVp p oV oV sg not deeply Solo key maximum ar 0 MS L2 56 OVp p ov a Vv i 4 Solo key oscillated to et mails ibaa ov 2 Vp p bicimurn loft rigitt 73 ratoun w 0 ws t4eeo ov ov a ee Samir Solo key oscillated to halite i mS Ot 26 ov ov Os Vv maximum ieft right Upper manual key 4 V V f 75 Upper Touch R 0 MU1 Q1 26 0 0 3Vp p oscillated fo K 76 Upper Touch W 0 MU1 f4 20...

Page 123: ...n 0 98 MU1 f2 22 ov oV 4Vp p hoe lever position gg Knee Lever ar 0 MU1 L2 56 oV oV oV Knee lever position 100 MU1 L2 56 ov ov Cee eee 101 Knee Lever are 0 MOS FR1 8 oV 29V 4V Knee lever position 9 Vp 102 MOS SO1 50 Warctoge 7Hz 1 75Hz do 103 MOS FR1 8 OV 29N oV Joa lever position Lower Manual Sub Corresponds to sol 104 Vv Vv po solo Oscillator Switch 0 MOS FR4 7 0 0 O 3V key depressed position 105...

Page 124: ...oot switch 0 Oscillator Cancel aCe PB IHL 3 15 15V gV Foot switch 1 F ae 171 0 RHY1 RB 4 15 15V 15V _ Foot switch 0 128 RHY1 PB 4 15 15V ov Foot switch 1 3 Rise time over Ss shes sdpyeey Foot Switch VCO III FT iS Within Foot switch 0 129 Solo Portamento 0 MS sheet os 2 ee an 1m Sec Solo portamento 3 VCO Ill FT in Rise time over2 Same More than Foot switch 1 130 MS sheet see whenc3 C6 as left 2m Se...

Page 125: ... according to Pedal ere lever on R sheet Solo Manual Ring 30 Modulator Switch 3V at 6th pin of IC14 with STR VR8 Keron Sion Pale 82 Upper Manual Sub Oscillator Switch Lower Manual Sub We ssth 8 0 ee pie Rita tos Oscillator Switch manual 32 a pc 7Hz at SS BO 31 with SS VR4 Speed lever center 48 eee Speed 7Hz at SS SO 27 with SS VR3 Speed lever center i 5 Solo key pressed at 54 1st Touch Detector 10...

Page 126: ...p p at TEK LO 74 with TEK VR16 Knee lever Oscillator Level position 3 Lower Manual Sub 107 Oseiiiator Speed 7Hz at MOS SO2 52 with MOS VR4 Speed lever center 72 1 Sie Sed Pouch 3Vp p at TO3 65 with TEK VR3 Seip kay viberegd to 75 Upper Manual 6Vp p at TV 01 4 with TV VR B20K Upper manual vibrated Touch Level to maximum left right Expression Pedal Control 2 5V at TEK TP 60 with TEK VR6 Expression p...

Page 127: ... 47 13 LQ M Q4 27 26 PWM MOS Ci C7 18N UI PHYS C137 ul PHYS C2 19 LI PHY5 C3 21 LO PHY5 C4 23 PI PHY5 C5 38 PIL PHY5 C6 30 S PHY5 C7 36 26 PWM UI MOS_ C1 55 Ul MOS _ C5 68 LI MOS C2 54 LO MOS_ C6 66 PI MOS_ C3 62 PI MOS_ C7 64 S MOS _ C4 71 1 Check that each of the above control terminals is independently and continuously con trolled from 0 to 10V 2 Check that the various functions are operating p...

Page 128: ... A3 OVT1 220 0 Hz 7 MU1 ML1 VR4 Hold down A3 OVT4 880 0 Hz 8 MU1 ML1 VR5 Hold down A3 OVT8 1760 0 Hz 9 MU1 ML1 es Hold down A3 OVTS5 1100 0 Hz 10 MU1 ML1 o Hold down A3 OVT6 1320 0 Hz 11 mu2 ML2 VR2 ee evt2 440 0 Hz 12 mu2 ML2 VR3 ieee OTs 220 0 Hz 13 mu2 ML2 VR4 ee eV TS 880 0 Hz 14 mu2 m2 VR5 a OvTe 1760 0 Hz 15 mu2 ML2 Vine RON r3 660 0 Hz 16 mu2 ML2 a ee ee 1540 0 Hz MP Sheet Tuning 17 MP1 VR2...

Page 129: ...e No 2 on the solo keys is tuned on the KS Sheet 29 KS VR1 Hold down A4 OvT2 Where genetator signal 440 0Hz 30 MS VR3 Hold down A4 OVT1 Se ee 220 0Hz 31 MS VR4 Hold down A4 OVT4 oe 880 0Hz 32 MS VR5 Hold down A4 OVT8 beimFn acral 1760 0Hz 33 MS VR6 Hold down A4 OVT1 2 Where generator signal 110 0Hz 34 MS Hold down A4 OVT1 8 Where generator signal 27 5Hz Portamento Tuning 35 KS VR4 a toe vn Reduce ...

Page 130: ...Tone All at 2 107 Wave Motion B32 3 Level Set Observation Point 5 CH Output Terminal Adjustment Point STR VR2 3 4 6 RHY4 VR20 U L G UK Press the eight white keys C3 C4 intermittently all at the same time set immediately after pressing LK do PK Press middle C C1 intermittently set immediately after pressing SK Press C4 intermittently set immediately after pressing RHY Set the level using the JR1 so...

Page 131: ... Ss Pt HOS Pg anjen yas Vz wgpg d 6LUA r 6S vS CHAD S St CYA se azi 9 an ae vO tl SL ZOVZI vu2 e qVYaNa9 aL owe yar Fpwapgi aL aS YLS 0710S d LNO HOS un be 02 one wap si sau Orrs qwaad CoYN WEP LFE F zp BLY 1 LNO HOS Gen jenuew Oo Sie i ny a9 v9I 69 qi Pease owes 4 3amMo7 BED wgp7 aL 90 vis wis yamo1 Gund vv S L O G1 Y1LS SOW YIN jaued yndjno ge shgee gpg anjen yas vol waPLse zg cua at 9t zu CeuAD...

Page 132: ...orresponds to the waveforms shown on the function switch FLL 3Vpp duty ratio 50 Center 0V 0 1V ig 3Vp p do ia do do SON do do Fe do do Conditions Each VCO lever 3 2 Tuning variation limits for upper lower pedal and solo Center value 100 cent 3 Wave motion variation limits for upper lower and pedal Center value 20 cent 2i ...

Page 133: ...sed In this case the lower manual tone will be one octave higher than the pedal tone Voices set on the solo manual are played by the upper manual keys Upper manual C3 corresponds to solo C3 but solo takes priority over upper Sustain time 4 0 sec Volume and tone color should change toge ther when IL is set according to tone module No difference in tone color should be heard among 1 10 Check left ri...

Page 134: ...ument pattern lights When the rhythm section is being used the solo keyboard tones are changed according to the S H lamp cycle The depth of this change is random maximum depth is 5 octaves note operates only when S H switch is on When the rhythm section is being used the solo keyboard tones are changed according to the S H lamp cycle The depth of this change is random maximum depth is 500 cent not...

Page 135: ...ing is 3 The solo tone undergoes ring modulation using a_ 7 waveform The above cycle is changed between 1 7 and 28Hz According to the above cycle as set by the OSC speed value a There is no change when the solo key C3 is pressed b There is a one octave rise when solo key C4 is pressed c There is a three octave rise when solo key C6 is pressed The above changes a c are continuous The value is held ...

Page 136: ... 1 0 Sec overall connection with IP 1B ana 20 EP FP 3 The above has a general _ e 3 1mSec IP 0 i Check the figure to the left 3 2D 1 1 0Sec 3 1m Sec KEY ON 18 Solo Brilliance With respect to C 0 and 3 change the VCF cutoff by 2 5 and 2 5 octaves from the standard value of HF LF according to the tone module 19 Solo Resonance In comparison to the 0 setting 3 raises the Q of the VCF by 15 from the st...

Page 137: ...rta mento effect should be heard when the knee lever is pushed to 3 from its normal 0 position Detects the interval between the time the key is first pressed and the tone begins according to this it controls the following effects When the key pushed at its fastest speed the rise time of the tone set on the tone module is speed up by a value of 1 000 However an even shorter time set on the tone mod...

Page 138: ...ned maximum left right pitch change is more than 20 cent Turned maximum left right tone color modulation and VCF move mentis 1 5 oct Turned maximum left right VCF Q change is 0 to 5 Turned maximum left right pitch change is 20 cent Turned maximum left right tone color modulation and VCF move ment is 3 octaves Turned maximum left right VCF Q change is 0 to 5 For the modulations shown below random s...

Page 139: ...et by the individual tone module level control See the above section See the above section Modulation speed is controlled not only by the speed lever but also by the solo keys the higher the key the faster the modulation speed In addition pressing the solo keys also varies the VCO effect press ing C3 provides no change while C6 gives a three octave rise When set at 3 with the C1 and C6 positions p...

Page 140: ...llator VCF lever is cancelled With the tablet set to 1 and the knee lever set to 3 the sound source is amplitude modulated The panel 4 sub oscillator VCA lever is cancelled With the tablet set at 1 and the knee lever at 0 the upper manual sub oscillator speed is 1 7Hz With the tablet set at 1 and the knee lever at 3 the upper manual sub oscillator speed is 28Hz Control is continuous between the tw...

Page 141: ...s the above except that it affects the panel 6 and 7 levers and tablets When the rhythm section is being used and the foot selector switch for rhythm is at 1 moving the foot switch from 0 to 1 will stop the rhythm The foot switch can be used to push for on push again for off With the foot selector switch for solo portamento set at 1 and the panel 3 solo portamento lever at 3 when the solo keyboard...

Page 142: ...eset controls on the pull out board When any of the buttons is lit the panel 1 over tone is cancelled and the over tones are then controlled by the setting of the appro priate board levers Button 4 controls a preset configuration which is factory set accord ing to the following chart UI Ul LI LO Pl PU RHINO NMI BRIM 36 Over Tone Switch Center Blank f any over tone switch lever on panel 1 or panel ...

Page 143: ... General socket The upper signal is fed through the Upper socket The lower signal is fed through the Lower socket At 25 The upper pedal solo and rhythm signals are fed through the Upper socket The lower pedal solo and rhythm signals are fed through the Lower socket The pedal solo and rhythm signals are fed through the General socket ALS The upper signal is fed through the Upper socket The lower si...

Page 144: ...GX 1 Parts List a ...

Page 145: ...er eerse test eee teeeenees 13 Knee Lever Touch Vibrato Expression Pedal Reverb Unit Tone Cabinet Connector L Mfb 14 Power Supply SBuRBAGK cocecceccecteseseseeeeesesteeeeeeneeteeneeenenenenenensnenesteeneeeeeseeeseenensesesesesececess 15 Cabinet 43e BAGH EB gia bipinihiee s 6 06 00 6064000 cendecdsses a petdede Seaman ane cccese cn sceecguneaenens2 tees seneseeseces se cbeceees 16 Rack Supporter C...

Page 146: ...oe ae aD eee eee ee LES 2 2 2 2 2 2 2 Slo a aja 21 13131315 iSI SS aes ery s OOS SIZ IZIFIZPHIEISls SlSlsigislS S S S S S S S S S S 5 5 S S S S S S S S S S S S E 5 S S S S S 5 5 5 H QPPSPHLOPP SPS TMS SAAS INIA AS RSSiSlAlBlalSlSisiBlS Sl S Sis SjFiF SiSiSiSiFiBjojS sis Rack Y Y SR SH KS 62 7 61 Sk WLLL LLL PN2 37 keys PN3 PN4 F Tv BB V Y y V Y KAL 1 UK yy e YY VY Y Dro NI NJ Yl RS1 1 RS2 72 MLL L...

Page 147: ...HY 2 5 301000 NA 0289 20 RHY 3 do 15813 RHY 3 7 301000 NA 0289 30 RHY 4 do 15793 RHY 4 8 301000 NA 0289 40 RHY 5 do 15786 RHY 5 62 301000 NA 028950 KS do 15957 K S 69 301000 NA 028960 SM do 15763 S M 68 301000 NA 028970 PB do 15923 P B 68 3010 00 NA 02 89 70 New PB do 15924 PB for product after Serial No 5074 included Random effect circuit 64 3010 00 NA 028980 OVT do 16453 OUT 0 63 3010 00 NA 0289...

Page 148: ...d Circuit IC IC 40 10 00 i G 00 01 80 SN7400N Toray SS MOS RHY5 C board 40 10 00 i G 00 02 70 SN7473N do SS C board 40 10 00 i G 00 0430 SN74164N do SS RHY5 C board 40 10 00 i G 00 11 70 TC4001P C Mos PSM SM KAS C board CD4001AE 40 10 00 i G 00 11 80 TC4013P do KAS C board CD4013AE 40 10 00 i G 00 11 90 TC4015P do do CD4015AE 40 10 00 i G 00 16 90 TC4016P do PSM KAS C board CD4016AE 40 10 00 i G 0...

Page 149: ... iF 00 05 1 40 10 00 i H 00 00 40 10 00 i H 00 00 40 10 00 i H 0003 40 10 00 i E 00001 40 10 00 i E 00 00 Description 8 LM302H OP Amp TA7504M OP Amp NJM4558 do BA301 OP Amp CA3080 VCA F PC141A_ DC regulator Transistor 2SA490 Y 2SA561 Y 2SC458 C 2SC458LG D Pair 2SC509 Y 2SC735 Y 2 D212 2SD234 Y 2SD235 Diode 1 1555 182473 VE 151715 02Z5 6A 02Z 10A 10DC 1 10DC 1R 12CC 12 FET 2SK30A Y ADOO42 dual FET ...

Page 150: ...6560 5 6kQ t 1 do 1 4010 00 HU 876680 6 8k0 do do 1 4010 00 HU 876820 8 2k0 do do 1 40 10 00 HU 87 71 00 10kaQ do do 1 4010 00 HU 87 72 20 22k0 do do 1 4010 00 HU 87 75 60 56kQ do do 1 4010 00 HU 87 76 80 68k do do 1 4010 00 HU 87 78 20 82k0 do do 1 40 10 00 HU 87 81 20 120kQ do do 1 40 10 00 HU 87 81 50 150kQ do do 1 40 10 00 HU 878470 470kQ do do Solid Resistor ZY o tee 40 10 00 Hi 20 92 20 2 2M...

Page 151: ...0100 B 100ko do 2 401000 HT 560110 B 200ko do 2 401000 HT 560130 B 1MQ o 3 401000 HT 550040 B 1ko Trim pot type 3006P foe Tuning Vase Tantalum Capacitor PvINAYF YY 40 10 00 FP 13 71 00 10u F 16V 40 10 00 FP 14 61 00 14 F 25V 40 10 00 FP 15 61 00 14 F 35V 40 10 00 FP 15 71 00 10u F 35V Ceramic Capacitor RISIFIASE ST 40 10 00 F G 11 11 20 12pF 40 10 00 F G 11 12 20 22pF 40 10 00 F G 11 12 70 27pF 40...

Page 152: ...P15633 40 10 00 FN 145470 0 47 F 25V FP15547 Photo Coupler 40 10 00 i K 00 01 10 P588 G50 201B KAS C board 40 10 00 i K 00 01 368A TEK C board Lead Relay 401000 KC 0001 TRA 102 M TEK C board Filter Coil F4anwey Atyw 401000 GB 0541 GB5410 Choke Coil a ae 401000 GA 0009 GAOO096 301000 BB 0375 Shutter plate for Solo 2ndtouchsensor 2nd yFyeyv9 h 301000 BB 0037 do for Solo 3rdtouchsensor 3rd9yF yxy9 ...

Page 153: ...1000 AA 030960 Key spring White Key 27 7RRA 301000 AA 03 09 70 do Black Key 225 301000 NB 037240 Upper Key Switch Assembly 1U PASTE IES 301000 NB 03 72 50 do 2U 301000 NB 03 72 60 do 3U 5U 301000 NB 03 35 10 Lower Key Switch Assembly 1U RA YFP IVRVTY 301000 NB 0335 20 A0 2U 5U 301000 NB 028480 White Key Assembly C F 7 vera CE 301000 NB 028490 0 D D 301000 NB 0285 00 20 EB E B 301000 NB 028510 60 G...

Page 154: ...tch Slide Switch See Saw Switch 98 Rotary Switch Initial Clear Lever Switch button Switch Power Switch 97 Slide variable BIOK x2 Variable resistor 300 resistor Slide VR Tone Volume TVR e Pilot lamp with lead wire Knob eeb Tone selector Switch with Lamp 92 93 94 95 5 96 ...

Page 155: ... K Assy Panel 2 90 401000 KA 500490 Rotary Switch n 1 SW yx4 9 Rhythm pattern Selector 15 16 40 1000 KA 100090 See Saw Switch _ Black yy S W SOLQS HRING MOD 30 3 5 40 1000 KA 400290 Slide Switch 254 KSWir70scov7 olo SubOSC Function 1314 40 1000 HO 30 00 10 Slide Variable Resistor B 10K R54 FM Vik eee oe Non clet MeL SBE te Wier 22 24 D FD FP i Sn Se Ee Ve CE 19 1401000 HQ 300130 do C 500K Non clic...

Page 156: ...0290 See Saw Switch White e S W ime seitcron 40 1000 KA 900000 Power Switch 9 S W 93 301000 CB 016880 TVR Knob White Sinsed 276A 401000 JB 000180 Neon Lamp STs Ss Ve POWER Indicator 65 301000 CB 001660 Pilot Lens Red aR Panel 6 67 401000 HP 200140 Tone Volume TVR B 10kQ center click 44 Haybo wm Cragss centro Fé 78 40 1000 HP 200050 do B 10K0 4 cickstors Goa tcevcom S B OSC VCAVCF 68 401000 HR 2001...

Page 157: ...300090 Slibe Volume B 200 NON Click Short Lever Fa vISKPKR TUNING SK PK 87 401000 HO 300200 do B 500 do Fa VIUK LKR do UK LK 88 401000 HO 300060 do B 10K do Jxr FtE Yavy WAVE MOTION 89 401000 KA 400300 Slide Switch F N f v BH Prest OVER TONE 92 301000 CB 025260 Knob Black Ce 4 B 301000 BA 008470 Preset Panel Fyeyboraw 301000 AA 032020 Preset Cover FY Y bAK Panel 9 80 401000 KA 900160 Preset Button...

Page 158: ...301000 AA 013460 Spring Plate R an 401000 EE 060900 Oval head Screw 6x90 A ats 4 401000 EV 200060 Flat Washer 6S Ez 401000 EV 100060 Hexagonal Nut 6S oe ie I 401000 EV 300060 Spring lock Washer 6S A oe Sm S 401000 EB 060400 Oval head Screw 6x40 ee a eee 401000 EV 430050 Toothed lock Washer 6S a ff E 401000 EB 030500 Oval head Screw 5x30 nh sy 2 401000 EV 100050 Hexagonal Nut 5S 7 VE eek 301000 AA ...

Page 159: ...24V 5w v ZF 30 10 00 CB 009080 Holder for Lamp FYVTIRNI 301000 BB 002180 Shutter Plate Yrvy I h 301000 NB 033550 EXP Pedal EXPA FH 4 4010 00 i K 000020 Cds c d s 5 30 1000 CB 007630 Cds Holder Cds kFNF 3 401000 JB 000170 Lamp 24V 5w Zz za 2 301000 CB 007620 Cover for Lamp SF Fe 30 10 00 CB 024200 Mat for EXP EXPXSnVyb 1 301000 NB 00 7510 Switch Assembly 2M for Foot SW 1 30 10 00 NB 016380 do 2B 30...

Page 160: ...0 10 00 FJ 03482 03483 0348 03485 0348 03487 02 53 02 52 05 94 70 25 91 Description 4 Remarks DC Power Supply Unit a do U S A Canadian Models do Australian Models do Ea Spaare Motisis do General Models do North European Models Power Transformer do Electrolytic capacitor 4700u 50V do 1000 35V The component parts used in PU circuit board are described in page 3 to 6 Subs titution ...

Page 161: ...0 301087 08 ie 1087 08 02 47 14652 1465 21 14652 14652 0413 14551 14552 1455 1455 14561 14562 Music rest Description UK LK PK SK Top Board Radiation Hole End Block G0 do do Go o UK LEFT UK RIGHT LK LEFT LK RIGHT SK LEFT SK RIGHT a b v bh RMe BR Hk MRM HL UK F4 4 4 L K HFA 4 4 SK WFAA 4 SK F A Remarks GX 1 S 1001 Subs titution 16 ...

Page 162: ...GX 1 S 1001 7 Rack Supporter and Connector Ref No 1 401000 LB 600450 80 pins Connector 80 FEYIADI sul Subs Part No Description 4 Remarks titution Rack Supporter for repair work 17 ...

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