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Akai EWV2000, Manual, Page: 4 / 29

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Summary of Contents for EWV2000

Page 1: ...EWI EVI SOUND MODULE MODEL EWV2 III SPECIFICATIONS Scan by Manual Manor http www markglinsky com ManualManor html ...

Page 2: ... dis play is equipped with a backlight so it can be seen even in dark places The CONTRAST knob adjusts the contrast of the LCD Adjust it according to Ihe place in which you are using the EWV2000 to the position in which you can see the display more clearly Q WRITE Memory Write Button This button is used to store voices thai you created or edited into the memory bank Il is also used lo copy a memor...

Page 3: ...N External Sound Source Input Jack and Input Level Knob The input jack is a 6 3 mm standard phone plug jack Connect it to the line output jack on an external synthesizer or digital sam pler EXT IN is used with source 1 Usually set the input level knob be tween the center and the 10 position and adjust the output level of the syn thesizer or digital sampler so that the sound is input with no distor...

Page 4: ... LOCATIONS PLAT Fig 2 1 VR I VIBRATE CONTROL ADJ OPERATION B PCB LI0I9A502B POWER SWITCH f SW I I OPERATION D PCB LIOI9A5O2D CONNECTOR OPERATION C PCB LI0I9A502C STRING 8 BASSOON VCA peg u _ _ FILTER PCB MAIN PCB LI0I9A5030 LI0I9C5040 LIOI9A5OIA POWER TRANS T90I LJ0I9 Q LI0I9 fC Al LI0I9 E V B VOLTAGE SELECT SWITCH SW90I Fi Scan by Manual Manor http www markglinsky com ManualManor html ...

Page 5: ...PLEMENTATION CHART EWI EVI SOUND MODULE MODEL EWV2000 Date 7 9 1987 MIDI Implementation Chart Version 1 0 Mode 1 OMNI ON POLY Mode V OMNT OFF POT Y O Scan by Manual Manor http www markglinsky com ManualManor html ...

Page 6: ...he source 1 LEVEL parameter selector key and select QSC LEVEL 1001 4 Use the 1 VALUE SLIDE CONTROLLER to set the indication to OSC LEVElTOOl then adjust so that only source 2 Sawtooth wave I I I I is sent out through the output terminals 5 Turn the BREATH ADJUST knob The LED will light and the sawtooth waveform will be displayed on the oscilloscope screen refer to fig 5 3 6 Set the VIBRATE CONTROL...

Page 7: ...st the STRING BASSOON FILTER PCB VR1 so as to obtain the waveform in fig 5 4 Fig 5 4 6 Press the VALUE UP key again and select FILTER 2 7 Turn the STRING BASSOON FILTER PCB VR2 AND VR4 fully clockwise and VR3 fully counterclockwise 8 While looking at the oscilloscope adjust VR2 so as to obtain maximum oscillation frequency Take care not to turn VR2 excessively otherwise oscillation may stop fig 5 ...

Page 8: ...RT NO BH T2023A320A HP H2206A010A ZS 477876 ZS S36488 ZG 402895 DESCRIPTION HEAD BASE BLOCK HEAD R P PR4 8FU C PAN20X03STL CMT BID2OXO8STL CMT SP CS ANGLE ADJUST SP Service Parts Classification A small x indicates that this part is not shown in the Photo or Illustration This number corresponds with the indi vidual parts index number in that figure This number corresponds with the Figure Number Sym...

Page 9: ...S1W911J Ref No Part No 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 ER 321619 ES 373020 ES 306430 ES 364255 ES 349474 ET 375780 ET 375446 ET 355689 ET 360067 ET 349592 ET 369572 EV 356582 EV 378372 EV 378373 EV 336770 EV 375452 EV 375453 EV 375455 EV 365876 EZ 358816 Description R0MFHS15FS 1W101J SW PUSH ESB 8283V POWER SW SW SLIDE J S4013 01 01 2 E V B S SW SLIDE SSP322 SWTACTSKHHA...

Page 10: ...Scan by Manual Manor http www markglinsky com ManualManor html ...

Page 11: ...T IN RELAY SIG G5A 237P 2TR 12V R0MFHS15FS 1W 101J R0MFHS15FS1W101J 8 OPERATION C P C BOARD Ref No Part No Description IC1 EI 349719 ICM5218P VR1 EV 375455 VR ROTARY EWJ CGA 16P 103 503 BREATH SENSE VR2 EV 375455 VR ROTARY EWJ CGA 16P 103 503 BENO WIDTH VR3 EV 375455 VR ROTARY EWJ CGA 16P 103 503 GUDE TIME 9 OPERATION D P C BOARD Ref No Part No Description J1 EJ 379523 PHONE J 3P HLJ4305 3080 SJJU...

Page 12: ...art No VR1 EV 375453 Description VR ROTARY EVJ 1KA 202 CONTRAST 11 STRING AND BASSOON FILTER P C BOARD 12 VCA P C BOARD Ref No IC1 IC2 IC3 R1 R2 13 FINAL ASSEMBLY BLOCK No Scan by Manual Manor http www markglinsky com ManualManor html ...

Page 13: ...Q M xooia Aiawassv ivnm Scan by Manual Manor http www markglinsky com ManualManor html ...

Page 14: ...INDEX Scan by Manual Manor http www markglinsky com ManualManor html ...

Page 15: ...Part No Ref No Part No Ref No Part No Ref No Part No Ref No iky Scan by Manual Manor http www markglinsky com ManualManor html ...

Page 16: ... Al TO OPERATION A PCB J5 PCD IJ4 TO OPERATION AI PCB J2 TO OPERATION Al PCB Jl bkbkk a z 5 o o o s CBS 33O 6 3IMI VJt 10 16 M C3fl IOOP II T S2 So So 33 sl s s 5 s 5 u s i s M frnmn Scan by Manual Manor http www markglinsky com ManualManor html ...

Page 17: ... o oiai Hi V5019iWrN 9231 ZDI S0 9 31 H ...

Page 18: ...TO STRING B TO POWER TRANSFORMER BASS Jjj LTER T CO o CD r o 10 m o 0 sa 00 m T Pc j s TO OPERATION IB PCB JS TO BASS W ...

Page 19: ...UFACTURES RECOM MENDED PARTS AVERTISSEMENT ACT E3S3 ILS IXDK1UENT US COMPOSANTS CRITIOUES OS SECUfOTl POUR MAINTEN1R L OEGR D SECURITE OE LAPPAREIU NE REMPLACER OUE OES PIECES RECOMMANOEES PAR L FABR1CANT NOTE UNLESS OTHERWISE SPECIFIED ALL RESISTORS IN OHMS I 6W JI ALL CAPACITORS IN uF 50 WVIJI EWV2000 MAIN SCHEMATIC DIAGRAM no 2 2 871037A 8 G H ...

Page 20: ...A B C D EWV 2000 Scan by Manual Manor http www markglinsky com ManualManor html ...

Page 21: ...6 OPERATION A PCB LI0I9A502A VCA PCB LI0I9C5040 OPERATlONtE PCB LI019A502E VOLTASC MAIN B PCB LI0I9A50IB MAI N PCB LI0I9A50IA MAIN C PCB A LI0I9A50IC ...

Page 22: ...H K IC4 DG2IICJ IC3 TLO02CP ZlVL ICI M52I8P ICI4 M52ISP IC13 MCI458CP ICI2 MCI458CP STRING a BASSOON FILTER PCB LI0I9A5030 Scan by Manual Manor http www markglinsky com ManualManor html ...

Page 23: ... AREA WARNING AAND QE5D IN01CATE SAFETY CHJTICAt CTMPONENTS FOR CONTINUED SAFETY REPLACE SAFETY CRITICAL COMPONENTS ONLY WITH MANUFACTURER S RECOM MENDED PARTS AVERTISSEMENT A ET ESP ILS INDIQUENT LES COMPOSANTS CRITIQUES OE SECURITE POUR MAINTENIR LE OECRE DE SECURITE O LAPPAREIL NE REMPLACER OUE OES PIECES RECOMMANOEES PAR LE FAB8ICANT EWV2000 CONNECTION DIAGRAM no 2 1 87I036A 8 Scan by Manual M...

Page 24: ...on applies only to the models producced in October and November 1987 bearing serial number 210xx xxxxx to 211xx xxxxx Ref No 3 C87 3 F3 F4 3 F3A F4A 3 F3Br F4B 3 F3C F4C 7 IC1 Part No Description EC 315769 C EC V F05 ASl 100M 16 0DC EF 327103 FUSE TSC A 250V 500MA J EF 305703 FUSE TSC 125V 630MA A C Yl EF 668474 FUSE SEMKO T 250V 400MA E V S EF 359342 FUSE BET T 250V 400MA B EI 356160 IC M5216P MA...

Page 25: ...es then the following will be shown on LC Display CPT 00 VELO 00 CPT is the abbreviation of Capture time and it is the time duration which chi maximum level is detected VELO is the abbreviation of Velocity and the MIDI velocity output value 1 to 127 is displayed here SLOW RISING m FAST RISING THRESHOLD TIME Set CPT value from 01 to 10 depending on the rising time of breath envelope The rising time...

Page 26: ...ntroduce a fixed velocity MIDI NOTE ON velocity 64 when CPT is set at 00 Ref No Part No Description NEW 3 IC3Z EI 379539J3 IC TMM27128AD 20 EWV2000 V1 3 Changed from December 1987 Interchangeability NEW part to OLD and NEW units Service Ref No CNL0674 K 87 005 3 Scan by Manual Manor http www markglinsky com ManualManor html ...

Page 27: ...nd C2 on MAIN B PCB from damage one capacitor C3 has been added in series to these capacitors NEW Ref No Part No Description 4 C32 EC 358450 C CE V DNS102MBEB 102M 400AC MAIN B PCB L1019A501B Changed from July 1988 Service Ref No CNLO721 3 Scan by Manual Manor http www markglinsky com ManualManor html ...

Page 28: ...CEM3394 TC74HC139P 74HC373 TMP82CS5AP 2 M5230L P 5 VOLTAGE AO t eALANCE AD 3 0UT PUT Scan by Manual Manor http www markglinsky com ManualManor html ...

Page 29: ...PRINCIPAL PARTS LOCATION T MOVSOHl Scan by Manual Manor http www markglinsky com ManualManor html ...

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