Roland Va-3 Service Notes

Roland Va-3 Service Notes

V-arranger keyboard

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Jan, 2001
va-3
v-arranger keyboard

TABLE OF CONTENTS

SN00045
K6018410
VA-3
SERVICE NOTES
First edition
Issued by RES
Page
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Printed in Italy (A000) (AD)
1

Specifications

Keyboard: 61 keys, synthesizer action, velocity-sensitive
Controllers: Tempo/Data dial, D Beam Controller, Bender/Modulation Lever, Master Volume knob
Tone generation/PCM: 64-voice polyphonic, GM2/GS compatible, 32 multitimbral parts, 3,641 sounds (20MB worth of PCM samples) 116 Drum Sets
incl. oriental Drum sets.
Digital effects: Reverb (8 types), Chorus (8 types), M-FX (DSP 47 types)
Arranger (automatic accompaniment): 64 Music Styles in ROM, 64 Disk Link Styles from floppy disk (incl. 16 Acoustic Styles), Disk User style
(instant access to one Style on floppy disk), Style Orchestrator & Morphing.
8-track User Styles Composer, SMF-to-Style Converter
Memories: 128 User Programs, 4 programmable One Touch memories for each Style, 5 Super Tones memories for instant Tone access (with program-
mable User level)
Display: Backlit VGA Touch Screen (LCD), new graphic user interface with animated icons
Navigation: Virtual band (interactive Easy Routing), automatic and/or via button
Sequencer: Realtime SMF Player (with Minus-One function), Easy 2-track recorder, Song chain mode, 16-track sequencer with extensive editing func-
tion, Song Header Post Edit, Lyrics display
Data storage: Floppy disk drive (2DD/2HD), realtime load, File types managed: Styles, Song SMF, User Program, MIDI sets
Amplification: 7 + 7W output power, 2-way Bass Reflex System
Connections: Output (L/mono, Right), Input (L/mono, Right), Sustain/Expression, 2x Phones
Power Supply: ACJ 12V adapter
Dimension: 1016(W) x 182 (H) x 400 (D) mm
Weight: 9,8 Kg
Accessories: 2 floppy disks with additional Music Styles, User Programs, MIDI Sets & Demo Songs, Owner's Manual
Options: PK-5 Dynamic MIDI Pedal, MSA/MSD/MSE series floppy disks (Roland & third-party), RH-25/50 Headphones, DP-2 Pedal switch, DP-6 Pedal
switch (piano type), BOSS FS-5U Foot Switch, EV-5 Expression pedal, BOSS FV-300L Foot Volume/Expression pedal, KC-100/300/500 Keyboard
Amplifiers
Specifications subject to change without prior notice. All other trademarks mentioned in this manual are the property of the respective companies.
DISASSEMBLY
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.
BOTTOM CABINET ASSY REMOVAL SCREW:
SCREW 2,9 x 13 TCTC PR TROP cod. J2289130

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Summary of Contents for Roland Va-3

  • Page 1: Table Of Contents

    SCREW 2,9 x 13 TCTC PR TROP cod. J2289130 Copyright © 2001 by ROLAND CORPORATION SN00045 K6018410 Printed in Italy (A000) (AD) All rights reserved. No parts of this publication may be reproduced in any form whithout the written permission of ROLAND CORPORATION.
  • Page 2: Location Of Controls

    MIDI SUSTAIN/EXPR LEVEL L / MONO L / MONO DC IN 12V 2A DC IN 12V 2A STEREO USE ROLAND ACJ USE ROLAND ACJ INPUT OUTPUT ADAPTOR ONLY ADAPTOR ONLY 5P DIN SOCKET YKF51-5054 (2PCS) JACK SOCKET HLJ0520-01-010 JACK SOCKET HLJ0520-01-110 Cod.
  • Page 3: Exploded View (Top)

    VA-3 Jan, 2001 EXPLODED VIEW (TOP) PART LIST Part No. Description 22208320 MUSIC SCORE HOLDER K2128126 BLACK MUSIC REST VA-7/VA-5 7770711000 XPGS-4 MODULE ASSY 7770703000 JACK PCB ASSY 7770710001 MAIN PCB ASSY 7770702000 POWER & AMPLIFIER PCB ASSY 7770704001 CONTROL PCB ASSY...
  • Page 4: Exploded View (Bottom)

    VA-3 Jan, 2001 EXPLODED VIEW (BOTTOM) KEYBOARD PARTS LIST 61 KEY KEYBOARD TP/7BA 2ND Code: 7626921001 PART LIST Part No. Description K2018124 PLASTIC BOTTOM WITH SHUTTER F/SPEAKER K2288106 SPEAKER GASKET 108/120 TH.2 K2418119 LOUDSPEAKER 6359/2 4 OHM J2359101 SPACER 3M ART. Sj5012...
  • Page 5: Wiring Diagram

    VA-3 Jan, 2001 WIRING DIAGRAM SWITCH D.BEAM PCB ASSY VOLUME GRAPHIC 53014-0610 53014-0610 TOUCH SCREEN INVERTER PCB ASSY BENDER CONTROL PCB ASSY TOUCH SCREEN IL-G-GP-S3T2-E 5045-04A AMPC1-2714P AMPC1-2720P D.BEAM PCB ASSY 006216012100808 52043-0410 14P FEM. CONN 1.25R 53014-0310 53014-0710 CN15...
  • Page 6: Parts List

    PARTS LIST VA-3 (100V/117V/230V/230VE/240VA) SAFETY PRECAUTIONS : CONSIDERATION ON PARTS ORDERING When ordering any parts listed in the parts list,please specify the following items in the order sheet. The parts marked have PART NUMBER DESCRIPTION MODEL NUMBER safety-related characteristics. 22575241...
  • Page 7 WIRING, CABLE POTENTIOMETER CAPACITOR SCREW PACKING INDUCTOR, COIL, FILTER MISCELLANEOUS CRYSTAL, RESONATOR ENCODER ACCESSORIES CONNECTOR...
  • Page 8: How To Save The “System Program” Or The “Test Program” Onto Floppy Disk

    ATTENTION: Test Program BANK1: SYSTEM VERSION BANK2: SYSTEM LOAD BANK3: SYSTEM SAVE WARNING: Loading the Test Program causes the System Program of your VA-3 to be lost. we strongly recommend ***SYSTEM SAVE*** NUMBER1: CONTINUE NUMBER2: EXIT ***SYSTEM SAVE*** System size [ BYTE ] XXXXXXX How to visualize the “System Program”...
  • Page 9: How To Update The “System Program” Or The “Test Program” By Floppy Disk

    << TURN INSTRUMENT ON AGAIN >> ADC Check TEST MODE BANK/NUMBER and SUPER TONES ADC TEST Bender (0 +/- 127) VA-3 test Ver. x x . x x Modulation (0 - 127) -BANK/NUMBER- -SUPER TONES- D. Beam (0 - 127) 1 Switch...
  • Page 10 LCD Check TOUCH SCREEN Test Note: LCD TEST Press BANK 1 black Test TOUCH SCREEN TEST Press BANK 2 white Test BANK1 - calibrate Press BANK 3 gray Test BANK2 - touch X, Touch Y test Press BANK 4 normal Test Press BANK 6 image...
  • Page 11 < OK or Error > Press BANK5 to exit How to connect the cables to test the MIDI sockets: Note: Thru Thru Rear side of VA-3 bottom cabinet External Instrument IN/OUT Connection Midi/IN connection Second group of test => SUPER TONES FLASH test...
  • Page 12: Calibration Procedure To Replace The Pitch Bender

    ROM STYLE Test Audio Test ROM STYLE TEST Audio Test OK or ERROR BANK 1 Calibration BANK 2 Left Press BANK 5 to exit BANK 3 Right Press BANK 5 to exit RAM Test RAM TEST OK or ERROR Press BANK 5 to exit CALIBRATION PROCEDURE TO REPLACE THE PITCH BENDER FDD Test FDD TEST...
  • Page 13: How To Enter The Touch Screen Calibration

    HOW TO ENTER THE TOUCH SCREEN CALIBRATION Note: Note: HOW TO LOAD THE 6th LANGUAGE USER LANGUAGE CUSTOMIZE Insert disk, please... USER LANGUAGE CUSTOMIZE Completed <<Turn instrument on again>> Calibration OK Caution: NG. Calibration HOW TO INIZIALIZE THE FLASH AREA FLASH PARAMETER LOAD WAIT PLEASE...
  • Page 14: Block Diagram

    VA-3 Jan, 2001 BLOCK DIAGRAM D216;D215;Q16;IC10 D.BEAM LINE LINE OUTPUT INPUT SUST/EXPR. MIDI INPUT REG. CONTRAST XRST 16 M SH-uC 20MHz DRAM MASK ROM TXD0 IC18 RXD0 PHOTO BUFFER Q4,Q5,Q9 Q2,Q3 MUTE AMPL. SQUELCH ADDRESS BUS CNTRL DATA BUS MUTE...
  • Page 15: Right & Left Contact Pcb Assy & Circuit Diagram

    VA-3 Jan, 2001 RIGHT CONTACT PCB ASSY w/RUBBER ASSY 7624504001 View from component side LEFT CONTACT PCB ASSY w/RUBBER ASSY 7624505001 View from component side CIRCUIT DIAGRAM (RIGHT CONT. PCB ASSY) CIRCUIT DIAGRAM (LEFT CONT .PCB ASSY)
  • Page 16: Main Pcb Assy

    VA-3 Jan, 2001 MAIN PCB ASSY ASSY 7770710001 View from component side View from solder side...
  • Page 17: Circuit Diagram (Main Pcb Assy)

    VA-3 Jan, 2001 CIRCUIT DIAGRAM (MAIN PCB ASSY) 5VREF R155 4K7s 4K7s R211 100Ks IC47A UPC4570G R206 5VREF DA204K EXCCL4532U1 EXCCL4532U1 IC43A TC7W34FU EXCCL4532U1 R207 EXCCL4532U1 IC43B TC7W34FU IC47C 5VREF EXCCL4532U1 R178 DA204K RA32 UPC4570G RA18 4X47s 4X10Ks 100s RA19...
  • Page 18: Circuit Diagram (Main Pcb Assy/Beam Control Block) / (Main Pcb Assy/Keyscan Block)

    VA-3 Jan, 2001 CIRCUIT DIAGRAM (MAIN PCB ASSY/ Beam Control. Block) CIRCUIT DIAGRAM (MAIN PCB ASSY/ Keyscan Block) RA28 CN16 AMPC1-2716P 8X10Ks ELKS471FA 33uF25s 100nFs TP16 +12V R117 R118 68KS 12KS TP15 IC10 R133 SSC1080F0B 18KS R116 C166 RA27 820KS 100nFs To LEFT CONTACT B.
  • Page 19: Circuit Diagram (Main Pcb Assy/Memory Bank Block)

    VA-3 Jan, 2001 CIRCUIT DIAGRAM (MAIN PCB ASSY/ Memory Bank Block) IC46 DQ10 DQ11 DQ12 DQ13 DQ14 DQ15 R187 0s NIU R186 0s EXCCL4532U1 RY/BY C230 C229 33uF25s 100nFs BYTE 28F320S5 DATA_BUS D[0..15] ADDRESS_BUS IC20 A[1..21] TE28F160S570 0s NIU 16MBit FLASH ROM 65ns TSOP 56 pin...
  • Page 20: Circuit Diagram (Main Pcb Assy/Fdc Block) / (Main Pcb Assy/Lcd Contr. Block)

    VA-3 Jan, 2001 CIRCUIT DIAGRAM (MAIN PCB ASSY/ FDC Block) CIRCUIT DIAGRAM (MAIN PCB ASSY/ LCD Contr. Block) C114 IC11 DATA BUS A[0..1] IC12 D[0..7] SED1335F0B HM62256ALFP-7 D[0..7] 100nFs QFP6-60 pin 256KBit RAM 70ns SOP 28 pin 10MHz OSC1 VA15...
  • Page 21: Module Xpgs-4 Pcb Assy

    VA-3 Jan, 2001 MODULE XPGS-4 PCB ASSY ASSY 7770711000 Replacement should be made on a unit basis. No replacements available for individual parts. N N o o t t e e : : Replacement only be a unit. View from component side...
  • Page 22: Circuit Diagram (Xpgs-4 Pcb Assy / Section 1)

    VA-3 Jan, 2001 CIRCUIT DIAGRAM ( XPGS-4 PCB ASSY/ Section 1) 4X10Ks 100nFs 330uF6_3s BK2125HM102 BK2125HM102 AMPC1-2716P BK2125HM102 XRST BK2125HM102 BCKC SDDA1 DGND SDDA2 DGND OUTP1 256FS DGND DGND RXD0 TXD0 TXD1 RXD1 TXD0 RXD0 TO MAIN BOARD (CN29) 4X100s...
  • Page 23: Circuit Diagram (Xpgs-4 Pcb Assy / Section 2)

    VA-3 Jan, 2001 CIRCUIT DIAGRAM ( XPGS-4 PCB ASSY/ Section 2) EXCCL4532U1 EXCCL4532U1 PQ3DZ53U EXCCL4532U1 10uF16s 100nFs 100nFs 100nFs 100nFs 100nFs 100nFs 100nFs 100nFs 100nFs 10uF16s 100nFs EXCCL4532U1 Regulator 10uF16s (3.3V/0.5A) EXCCL4532U1 10uF16s 100nFs 100nFs 100nFs 100nFs 100nFs 1uFs 10uF16s...
  • Page 24: Lcd Control Pcb Assy & Circuit Diagram

    VA-3 Jan, 2001 LCD CONTROL PCB ASSY & CIRCUIT DIAGRAM FROM MAIN BOARD (HITACHI) ASSY 7770708000 (UD0) (UD1) (UD2) (UD3) TOUCH3 DISP_ON DISPON (DISPOFF) TO graphic LCD (FRAME-FLM) TOUCH0 (LOAD-CL1) TOUCH1 XSCL (CL2-CP) XSCL +12V -12V DGND -VEE AMPC1-2720P VADJ...
  • Page 25: Circuit Diagram (Jack Pcb Assy)

    VA-3 Jan, 2001 CIRCUIT DIAGRAM (JACK PCB ASSY) IC19 TA7805F UPC4570G C114 DA+5V 12VA IC7C 47uF16 C117 C120 C119 10uF16 DA204K C115 2SA1037K 47uF16 R116 10Ks 10 1/2W FBR07HA850TB-00 R117 -VCC DA+5V 47Ks C112 220KS BZX79C5V1 10uF16 R118 UPC4570G 100nFs...
  • Page 26: Control Pcb Assy F/ D-Beam & Circuit Diagram

    VA-3 Jan, 2001 CONTROL PCB ASSY F/ D-BEAM & CIRCUIT DIAGRAM ASSY 7700609000 PULSE: 0.1C FREQUENCY:6.84KHz DUTY:12.5% PULSE WIDTH:18.3uS 1uF25 1000uF16 D215 TPS708 D216 TLN201 2SC1815GR PULSE IC10A 150pF UPC4570HA 2SC2235Y IC10B 10nF 100K UPC4570HA -12V CN15 -12V 10uF16 53014-0710 10uF16 0.1C...
  • Page 27: Circuit Diagram (Control Pcb Assy)

    VA-3 Jan, 2001 CIRCUIT DIAGRAM ( PCB ASSY) CONTROL Max Nr 88 Leds ALL TACTS SW IN THIS SHEET ARE EVQ-PAE05R Max Nr 120 Switches ALL RED LEDS IN THIS SHEET ARE TLHR_4401 OR L53SRD-D SCD[0..7] ALL GREEN LEDS IN THIS SHEET ARE TLHG_4401 TO MAIN BOARD Used Nr ..
  • Page 28: Inverter Pcb Assy & Circuit Diagram

    VA-3 Jan, 2001 INVERTER PCB ASSY & CIRCUIT DIAGRAM ASSY 7770709000 MOD1 CXA_M10A_L IL_G_4P_S3T2_E 100nFC 5045_04A CFL POWER SUPPLY DC-IN AC-OUT1 AC-OUT2 CFL GND DC-GND AC-GND From Power Amp.B. To LCD 470uF16 (CN7) 100nFC View from component side POWER & AMP. PCB ASSY...
  • Page 29: Circuit Diagram (Power & Amplifier Pcb Assy)

    VA-3 Jan, 2001 CIRCUIT DIAGRAM (POWER & AMP. PCB ASSY) TO POWER SWITCH 5045_03A 5045_04A DGND TO FDD DGND 3W Metal Oxide TO-220 with Heatsink HEC_2305_01_230 LM1085IT-5.0 10uF16 1N4002 +12V DCIN 3W Metal Oxide BY251 TO JACK BOARD 12V/2A (CN3)
  • Page 30: Phones Pcb Assy & Circuit Diagram

    VA-3 Jan, 2001 PHONES PCB ASSY & CIRCUIT DIAGRAM ASSY 7770707000 53014_0710 L1=L2=L3=L4=L5=L6=BLO3RN2-R62T2 YKB21_5006 SEND R RETURN R PHONE_R PHONE_L RETURN L SEND L AGND FROM POW.AMP. BOARD (CN4) YKB21_5006 100nFC 100nFC View from component side SWITCH D-BEAM PCB ASSY& CIRCUIT DIAGRAM...

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