Roland VA-76 Service Manual 电路图.pdf

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1、VA-76Mar, 2001 1 SERVICE NOTES Issued by RES First edition SN00046K6018433Printed in Italy (I00) (AD) Copyright 2001 by ROLAND CORPORATION All rights reserved. No parts of this publication may be reproduced in any form whithout the written permission of ROLAND CORPORATION. Specifications Keyboard: 7

2、6 keys, weighted synthesizer action, velocity-sensitive, Aftertouch Controllers: Tempo/Data dial, assignable PAD buttons x 2, D Beam Controller, Bender/Modulation Lever, Touch Controller (Ribbon Controller), Master Volume knob, Keyboard/Accomp Balance knob, M-FX knob (Multi-effect control) Tone gene

3、ration: PCM: 128-voice polyphonic, GM2/GS compatible, 32 multitimbral parts, 3,646 sounds (48MB worth of PCM samples) 116 Drum Sets incl. oriental Drum Sets. VariPhrase: 4 Phrase lines, realtime change of Formant, Pitch and Time Stretch, 48 Factory Phrases (16 MB), 16 User phrases (max. 8 MB in RAM)

4、 Digital effects: Reverb (8 types), Chorus (8 types), Delay (10 types), Parametric EQ, M-FX (DSP, 89 types) Arranger (automatic accompaniment): 128 Music Styles in ROM, 64 Disk Link Styles from Zip or floppy disk, Disk User style (instant access to one Style on Zip/Floppy disk), 16 Acoustic Styles,

5、Style Orchestrator +12V;-12V IDE 404 CN22 40 40V P1.27 M CN21 CN2 53014-0410 53014-0710 7 RIBBON PCB ASSY TP8S-AT 5045-07A CN25 40KX14-40K11D LCD CONTR. PCB ASSY CN24 7 B7B-PH-K- S VARIPHRASE 5045-09A CN9 53014-081053014-1410 CN7CN8 814 TOUCH SCREEN CN7 CN1 52043-0410 006216012100808 CN23 53014-1310

6、 1313 CN2 53014-1310 7 B7B-PH-K-S CN6 CN27 53014-031 0 CN5 53014-0310 40 KX15-40K3 D CN6 VARIPHRASE CONTROL PCB ASSY 53014-0510 53014-0510 CN26 CN3 3CN4 53014-0310 53014-0310 3 CN3 CN5 CN3 53014-1410 53014-0810 5 CN2CN3 1211 53014-121053014-1110 3 53014-0310 53014-121053014-111053014-0710 12 117 CN1

7、5CN16CN17 53014-0310 CN4 3 CN12 5 53014-0410 CN5 53014-0410 CN15 53014-0710 7 D.BEAM PCB ASSY 53014-0310 CN344 RIBBON CN2 5597-08AP B SWITCH D.BEAM PCB ASSY 4 4 53014-0410 53014-0410 CN11 CN1 53014-041053014-121053014-1010 CN7CN8 53014-0810 CN10 53014-0810 11 5045-05A 3 4 53014-0310 76382-404 AFTER

8、TOUCH I/F PCB CN402 CN401 Aft ZIP 100 MIC/LINE I N J L(MONO)R JJ STEREO OUT 2 OUTPUT J 3 53014-0410 CN18 53014-0410 3 CN1 METRONOME PCB ASSY PAD CONTROL PCB ASSY CN1 20 AMPC1-2720 CN18 AMPC1-2720 20 4 44 10 12 3 3 55 8 4 PHONES PCB ASSY 5045-06A CN11 AMPC1.2716PAMPC1.2716P 1 21 8 17 12121212 12 1414

9、 14 14151515 5 6 7910 1122 23 16 16 16 3 42 20 19 13 13 13 13 18 24 WIRING DIAGRAM 100783234BENDER CABLE (35) (W4PC P.2) 2K34682184P CABLE (72) -2C D/D 3K34682266P CABLE (106) -2C P.2,5 D/R 4K34682277P CABLE (60) -2C P.2,5 D/R 5K34682288P CABLE (90) -2C P.2,5 D/R 6K34682299P CABLE (80) -2C P.2,5 D/R

10、 7K346815320P FLAT CABLE (52) -2C 8K346823020P FLAT CABLE (6) -2C D/D 9K346819034P FLAT CABLE (52) -2C 10K346823140P FLAT CABLE (40) -2C D/D 11769722300116P FLAT CABLE (38) -2C 127770116000WIRING ASSY (W/5 CABLE ASSY) 137770118000WIRING ASSY (W/4 CABLE ASSY) 147770117000WIRING ASSY (W/5 CABLE ASSY)

11、157770119000WIRING ASSY (W/3 CABLE ASSY) 167771005000WIRING ASSY (W-2 CABLE ASSY) 1776989070004P CABLE ASSY (6) -2C P.2 1877703060005P CABLE (8) -2C P.2 D/R VA-5 1977710060003 CABLE ASSY 2N/1R (130) -2C 4P D/D 2077710070003 CABLE ASSY 2V/1R (118) -2C 4P D/R 2177710080004P CABLE (8) -2C P.2 D/R 22777

12、10090003P CABLE (28) -2C P.2 D/R 2377710100004P CABLE (44) -2C P.2 D/D 240112125611P CABLE ASSY (9) -2C P.2 VA-76Mar, 2001 7 PARTS LIST VA-76 (117V/230V/230VE/240VA) When ordering any parts listed in the parts list,please specify the following items in the order sheet. QTYPART NUMBERDESCRIPTIONMODEL

13、 NUMBER Ex.1022575241Sharp KeyC-20/50 152247017300Knob (orange)DAC-15D Failure to completely fill the above items with correct number and description will result in delayed or even undelivered replacement. CONSIDERATION ON PARTS ORDERING AB= Audio Board AFT= Bounce to AFT B. CB= Control Board CVP =

14、Control Variphrase B. DBM = D-Beam Board FC7= FC7 Board I B= Inverter Board LB= Left Contact B. LCD = LCD Control Board MB= Main Board MIDI = Midi Board MEB = Metronome Board PAB = Power Amp. Board PB= Potentiometer Board PHB = Phones Board RB= Right Contact B. RIB= Ribbon Board SWDBM = Switch D-Bea

15、m Board NOTE: #The parts marked # are new (Initial Parts). AThe parts marked A are new (Initial Parts).for RES but already used by RJA The parts marked have Safety - Related characteristics. Use only listed parts for replacement. Component for EMC. N No ot te e : :Replacement should be made on a uni

16、t basis. No replacements available for individual parts. Replacement only be a unit. ! ! ! ! SAFETY PRECAUTIONS : The parts marked have safety-related characteristics. Use only listed parts for replacement. ! ! KEYBOARD PARTS LIST 76 KEY TP8S/AT KEYBOARD ASSY code 7699510000 CASINGQ.ty #7771011000VA

17、RN.+SILK. TOP CABINETVA-761 #7771012000VARN. COVER F/LCDVA-761 #7771013000VARN.+SILK. RIGHT TEMPLATE F/TOP CBNT1 #7771014000VARN.+SILK. LEFT TEMPLATE F/TOP CBNT1 #7771015000VARN.+SILK. BOTTOM CBNTVA-761 02126390TOUCH SCREEN SENSOR EMU601A2MA161 K2128126BLACK MUSIC RESTVA-7/VA-5/VA-761 22208320MUSIC

18、SCORE HOLDER1 01121790RIBBON SENSOR1 KNOB BUTTON 22485303D-RK KNOBBLK1 K2478291BLACK KNOB W/IVORY POINTER D.12 H.18.53 K2478258POWER SWITCH KNOB(BLACK)1 K2478334BUTTON12X8WHITE(MONO)1 K2478292BUTTON12X8WHITE(STEP)1 K2478293BUTTON12X8WHITE(ENCODE)1 K2478294BUTTON12X8WHITE (CAPTURE)1 K2478295BUTTON12X

19、8 DARK GREY(GROUP)1 K2478296BUTTON12X8 WHITE (1)3 K2478297BUTTON12X8 WHITE (2)3 K2478298BUTTON12X8 WHITE (3)3 K2478299BUTTON12X8 WHITE(4)3 K2478300BUTTON12X8 WHITE(5)3 K2478301BUTTON12X8 WHITE(6)3 K2478302BUTTON12X8 WHITE(7)3 K2478303BUTTON12X8 WHITE(8)3 K2478304BUTTON12X8 WHITE2 K2478305BUTTON12X8

20、DARK GREY2 K2478306BUTTON16X10 WHITE5 K2478307BUTTON16X10 WHITE (MELODY INTELL)1 K2478308BUTTON16X10 WHITE(ON/OFF)2 K2478309BUTTON16X10 WHITE(OTHER)1 K2478310BUTTON16X10 WHITE(SYNC)1 K2478311BUTTON16X10 DARK GREY(DOWN)1 K2478312BUTTON16X10 DARK GREY(UP)1 K2478313BUTTON 20X10WHITE1 K2478314BUTTON20X1

21、0 DARK GREY2 K2478315BUTTON 20X10 WHITE(ARRANGER)1 K2478316BUTTON 20X10 WHITE(PIANO)1 K2478317BUTTON20X10 WHITE(BACKGROUND)1 K2478318BUTTON 20X10 WHITE(MELODIC)1 K2478319BUTTON20X10 WHITE(RHYTHMIC)1 K2478320BUTTON20X10 WHITE(USER)1 K2478321BUTTON20X10 WHITE(1)2 K2478322BUTTON20X10 WHITE(2)2 K2478323

22、BUTTON20X10 WHITE(3)1 K2478324BUTTON20X10 WHITE(4)1 K2478325BUTTON20X10 WHITE(5)1 K2478326BUTTON20X10 WHITEONE TOUCH1 K2478327BUTTON20X10 WHITESTYLE1 K2478328BUTTON20X10 WHITETONE1 K2478329BUTTON20X10 WHITEUSER PROGRAM1 K2478330BUTTON20X10 DARKGREYORCHESTRATOR1 K2478331BUTTON20X10 DARK GREYVIRTUAL B

23、AND1 K2478332BUTTON20X10 DARK GREYSONG COMPOS.1 K2478333BUTTON20X10 DARK GREYFUNCTION M.1 #K2478339BUTTON16X10 WHITE(M BASS)1 #K2478340BUTTON16X10 WHITE(LOWER 1)1 #K2478341BUTTON16X10 WHITE(LOWER 2)1 #K2478342BUTTON16X10 WHITE(M DRUM)1 #K2478343BUTTON16X10 WHITE(UPPER 1)1 #K2478344BUTTON16X10 WHITE(

24、UPPER 2)1 SWITCH J3169105SWITCHTP-1101A / EVQ-PAE 05 RSW1=23, 42, 44, 45=62 on CB / SW25=41, SW65=69 on CVP / SW43 on PB / SW24 on SWDBM / on PAD75 13159180SLIDE SWITCHSSSF11209K SW1 on AB1 8 VA-76Mar, 2001 15189186I.C. UPC 4570C(OP AMP)IC3 on PB / IC2 on LCD2 15289105I.C. UPC 4570G(OP AMP)IC1, 26,

25、27 on MB / IC8, 12, 18 on AB6 15189189I.C. UPC 4570HA VERT.(OP.AMP.)IC10 on DBM1 15199904I.C. M51953 BL (STANDING)IC5 on AB1 J5189102I.C. TD 62593 APDIPIC5 on CB 1 00458312I.C. NJM 2360MFLATIC1 on LCD1 01451578I.C. AK4324-VF-E2DACIC11, 20 on AB2 01780112I.C. AK4522-VFAD/DAIC4 on AB1 15289117I.C. NJM

26、 5532MD-TE1(OP AMP)IC7, 10, 14, 17, 21 on AB5 15199286I.C. AN78L05M FLAT(REGULATOR)IC2 on AB1 J5259133I.C. TA7805 AFIC3 on AB1 7770115000I.C. IDE IC33 MAIN-B. VA-7/VA-76IC33 on MB (Programmed)1 TRANSISTOR 15119155RITRANSISTORBC/560-BQ5, 8 on AB / Q9 on MIDI3 15119154RITRANSISTORBC/549-BQ12=25 on CB

27、/ Q1, 3 on MIDI16 15129114TRANSISTOR2SC-1815GRQ1, 2, 3 on LCD / Q17 on DBM4 15119113TRANSISTOR2SA-1015 GRQ4, 5 on LCD2 15319101TRANSISTOR2SC-2412KQ4, 6, 7 on AB3 15309101TRANSISTOR2SA-1037KRQ7 on MB1 15129427TRANSISTOR2SC-2235YQ16 on DBM1 15139124TRANSISTOR2SK-363 GR FETQ3 on AB1 15119163TRANSISTORR

28、N2227Q1=11, 26 on CB12 15329104TRANSISTOR2SK-368GR FET CHIPQ8 on MB1 DIODE 15019159RIDIODE1N-4148on CB/on PAD/on CVP/D1, 2, 3, 4, 7 on MIDI/D27 on SWDBM/D54 on PB 246 15339105DIODEDAN-202KD13, 14 on MB / D1 on AB3 15339108DIODEDA-204KD1=8, D16 on MB / D4 on AB10 00893912DIODESFPB-56 CHIPD1 on LCD1 1

29、5339109DIODEDAP 202K CHIPD12, 15 on MB2 J5339102DIODERB706F-40T106D1 on AB1 15029320RILED DIODETLHG4401 - GREEND87, 147, 148, 149, 169 on CB5 01341623DIODE LEDTLN 201D216 on DBM1 01342578PHOTO DIODETPS 708D215 on DBM1 J5029111LED DIODEL-59SRSGW-CCD36=43, 60=67, 84, 85 on CB18 J5029112LED DIODE5 L-53

30、 SRD-D / REDD89, 143, 146, 150, 171, 179 on CB / all on CVP37 J5029113LED DIODE5 L-53 SED / ORANGE10 on PAD / D88, D170, D90, 91, 138=142, 126, 172, 127=132, 173 on CB / D129 on PB / D105 on SWDBM / D122, 123 on CVP32 J5019106ZENER DIODEBZX55C 5,1VD10 on MB / D1, 3 on PB3 J5019116DIODE TRANSILBZW04-

31、5V8BD3 on RIB1 J5019105DIODE1N 4002D3, 5 on AB2 RESISTOR J3919104RESISTOR ARRAYEXB-A10E-103-JRA1, 2, 6=10, 15, 27=31 on MB13 J3919107RESISTOR ARRAYEXB-V8V-101-JVRA12, 13, 44, 45 on MB4 J3919108RESISTOR ARRAYEXB-V8V-103-JVRA3, 4, 5, 11, 14, 16, 32, 33, 35 on MB9 J3919109RESISTOR ARRAYEXB-V8V-470-JVRA

32、17=26 on MB10 J3919111RESISTOR ARRAYEXB-V8V-391-JVRA34 on MB1 J3919112RESISTOR ARRAYEXB-A10E-102-JRA36, 39, 42 on MB3 J3919114RESISTOR ARRAYEXB-V8V-330-JVRA37, 38, 40, 41 on MB4 13819131RIUNINFL.RES. 10 OHM 0.6W 5%R82 on DBM1 13819132RIUNINFL.RES. 100 OHM 0.6W 5%R42, 51 on AB / R3, 4 on MEB4 J380915

33、5UNINF. RESISTOR 2200 0.6W 5%R20, 21 on LCD2 J3809153UNINFL.RESISTOR 0.22 0.6W 5%R1 on LCD1 J3809134UNINFL.RES. 27 OHM 0.6W 5%R32 on CB1 J3809150UNINFL.RES. 33 OHM 1/4W 5%R62=78, R80=85 on CB / R116, 117 on AB25 J3809157THERMISTOR NTC 10K PH 5%on TB1 POTENTIOMETER 13289186ROT.POT.10KB 11K1130VR1 on

34、PB1 00459901ROT. POT.10KB 14K 1230VR3 on PB1 13289185ROT. POT.10KB 11K1130VR2 on PB1 13299206TRIMMER POT.EVND 8AA03B24VR1 on MB1 J3219101ROT.POT. 5KB 90 - MONOVR1 on FC72 13279988ROT.POT. RK09K12A0A2AAcVR1 on AB1 CAPACITOR 01015912POL. COND.0805 2.2N 5%C21 on AB1 15359774POLYEST.COND.0805 680P 5%C40

35、 on AB1 01349378COND. TANTALIUM TCFGA0J475M8RC20 on AB1 J3629144ELCTRL.COND. 470UF 16V AXC22 on CB1 13639154ELECTRL.COND.-V 1000UF 16VC48 on DBM1 J3629103ELECTRL.COND. 100U 25V P5C69, 70 on MB / C25, 36, 37, 54, 55, 62, 63, 74, 75, 76, 174, 180, 189, 190 on AB / C1 on MIDI / C4, 5 on MEB18 J3629147E

36、LECTR. COND. 220U 25V P.5C114, 115 on AB2 J3629133ELECTROL.COND. 22U 25V P5C18, 38 on AB2 J3629135ELECTRL. COND. 470U 35V P5C2 on IB1 J3629132ELECTRL.COND.100U 50V P5C2, C4 on LCD2 J3629104ELECTRL.COND. 10U 50V P5C7, 10, 14, 17, 27, 35, 42, 47, 50, 173, 176 on AB11 J3629105ELECTRL.COND. 47U 50V P5C3

37、6, 39 on AB / C1, 3, 7, 8 on LCD6 J3629107ELECTRL.COND. 1UF 100V P5C116 on AB1 J5369103ELECTR. COND. RV2 100U 16V (SMD)C71, 203, 215, 216, 219 on MB5 J5369104ELECTR. COND. RV2 10U 16V (SMD)C2, 38 on MB2 J5369105ELECTR. COND. RV3 33U 16V (SMD)C1, 15, 17, 93, 96, 118, 147, 148, 175, 176, 202 on MB11 J

38、5369102ELECTR.COND. RV2 47U 16V SMDC188, 201 on MB2 J5369106ELECTR. COND. RV2 1U 50V (SMD)C68 on MB1 JACK SOCKET 13449252JACK SOCKETYKB 21-5006JK6 on AB / JK1 on PHB 2 13449125JACK SOCKETHLJ0520-01-110JK2, 3, 7, 8 on AB / JK2, 3 on MIDI6 13449126JACK SOCKETHLJ0520-01-010JK1 on MEB / JK4 on MIDI2 134

39、29273DIN SOCKET3PZ YKF51-5046JK5 on MIDI1 13429648DIN SOCKETYKF51-5001JK3 on FC71 DISPLAY UNIT N No ot te e : :7711210000LCD LM320191(SHARP) ASSY E-600 DISK DRIVE UNIT N No ot te e : :J2409102FLOPPY D. DRIVERJU-257 A786P1 N No ot te e : :J2409105ZIP DRIVERIDE1 BENDER UNIT N No ot te e : :70564101TUR

40、BOLESS PITCH BENDERPBH02011 KEYBOARD ASSY 769951000076-KEY KEYBOARD ASSY TP/8S-AT1 NOTE: For details, refer to KEYBOARD PARTS LIST (Page 7) POWER SUPPLY UNIT N No ot te e : :#K2458146SWITCHING POWER SUPPLYSWM-401 PCB ASSY 7697205000HEADPHONES ASSYG800/G10001 7700105001METRONOME PCB ASSYG1000/VA-761

41、7700420000BOUNCE-TO-AFTERTOUCH ASSY1 7700609000CONTROL PCB ASSY F/ D-BEAM1 7711203000INVERTER PCB ASSY1 7770101000LCD CONTROL PCB ASSY1 7770102000FC-7 PCB ASSYVA-7/VA-51 7770105000MIDI PCB ASSYVA-7/VA-5/VA-761 7770106000POTENTIOMETER PCB ASSY1 7770107000RIBBON PCB ASSY1 7770108000SWITCH D.BEAM PCB A

42、SSY1 7770109000CONTROL VE-VP1 PCB ASSYVA-7/VA-761 7770125000TERMISTOR ASSY1 #7771002000PAD CONTROL PCB ASSYVA-761 #7771003000CONTROL PCB ASSYVA-761 7770112000VARIPHRASE VE-VP1 PCB ASSY VA-7/VA-761 7770132000MODULE XPGS-6 PCB ASSY1 #7771001000MAIN BOARD PCB ASSYVA-761 #7771004000AUDIO PCB ASSYVA-761

43、7695004000RIGHT CONTACT BOARD W/RUBBER ASSY1 7695005000LEFT CONTACT BOARD W/RUBBER ASSY1 IC 00900901INVERTER MODULECXA-M10ALon IB1 15229718RII.C. 6N 137PHOTO-COUPLERIC6 on MIDI1 K525816410I.C. K525816410 64MSTYLE VA-7IC19 on MB1 K525816310I.C. K525816310MASK ROMIC4 on MB1 J5159114I.C. 74 HC 14IC11 o

44、n CB1 15169550RII.C. 74 HC138DIP CMOSIC7, 8, 9, 10 on CB4 J5159107I.C. 74 HC57CMOSIC6 on CB1 00232645I.C. TC7W14FFLATIC23 on MB1 15259701I.C. 74 HC 00FLAT CMOSIC6 on MB1 J5259127I.C. 74 HC 10FLATIC29 on MB1 K5258109I.C. 74 HC 74 FLAT CMOSIC8 on MB1 J5259102I.C. 74 HC 273FLAT CMOSIC40 on MB1 J5259128

45、I.C. 74 HC 393FLATIC28 on MB1 00343823I.C. M60205-0601FP(CUSTOM IC)IC3 on MB1 00129278I.C. SSC1080 FOB(CUSTOM IC)IC10 on MB1 00788356I.C. M38881M2-058FPIC13 on MB1 J5259110I.C. HM62256LFP-7TFLAT SRAMIC12 on MB1 J5259120I.C. HM5118160CJ-6FLATIC21 on MB1 01561945I.C. FLASH MEM LH28F160S5T-70IC20 on MB

46、 (Blank)1 15199780I.C. HD63266FP-64AFDCIC16 on MB1 J5259116I.C.SED1335F0B(LCD CONTROLLER)IC11 on MB1 15159113I.C. 4051 BCPCMOSIC4 on PB1 15259884I.C. TC7S08FCMOSIC15 on MB1 15259885I.C. TC7S32FCMOSIC7, 14, 39 on MB3 15259887I.C. TC7SU04FFLAT CMOSIC30, 22 on MB2 J5169105I.C. TC7W08F FLATIC36 on MB1 1

47、5249104I.C. TC7S04FFLATIC38 on MB1 00232634I.C. TC7W74FIC37 on MB1 00236845I.C. TC 74VHC245FIC32, 31 on MB2 J5259136I.C. TC 7W34FUIC41=44 on MB4 15169334I.C. 74 LS 05 NIC5 on MIDI1 15219183I.C. M51953 AL(STANDING)IC5 on MB1 15189251I.C. M5218 P(OP AMP)IC2 on MEB / IC1, 2 on PB3 15189210I.C. BA 5218F

48、(OP AMP)IC9, 16, 19 on AB3 E E E VA-76Mar, 2001 9 J3629149ELECTR.COND. 100U 16V H.7C17, 19 on PB2 J3629143ELECTR. COND. 10U 16V H.7C44, 45 on DBM2 J3629137ELECTR. COND. 33U 16V H.7C21 on CB / C4, 8, 12 on PB4 J3629150ELECTR.COND. 47U 16V H.7C19 on CB1 J3629142ELECTR. COND. 1U 63V H.7C8 on RIB / C43

49、on DBM2 13649103J0UNPOL.COND. 10U 16 P5C109, 113, 117, 118, 181, 182, 191, 198 on AB / C3 on MEB9 00239412POLYEST.COND. AMZV0050J122 0200C53, 61, 178, 188 on AB4 00239390POLYEST.COND.AMZV0050J561 0200C56, 64, 183, 192 on AB4 INDUCTOR, COIL, FILTER 22448240NOISE SUP.BL02RN2-R62L1, 2, 3 on PHB3 12449370NOISE SUP. SBT-0160WL4, 7, 13, 15, 16 on AB / L1, 2 on MEB / L5, 7, 9, 10, 11 on MIDI12 12449326NOISE SUP. SBT-0460L6, 12 on MIDI / L4 on FC73 13529187NOISE SUP. ELKTR391CAFL1 on PB / FL1=7 on FC78 J2399103CHIP NOISE SUP. ELKS471FAFL2=8, FL10 on MB8 J2399104CH