Roland Vs-880EX Service Notes

Roland Vs-880EX Service Notes

Digital stuio workstation
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Sep, 1998
VS-880EX
DIGITAL studio workstation

TABLE OF CONTENTS

SPECIFICATIONS •••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••1~2
LOCATION OF CONTROLS ••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••3
EXPLODED VIEW•••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••4
BLOCK DIAGRAM ••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••5
PARTS LIST •••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••6~7
IDENTIFYING THE VERSION NUMBER •••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••8
TEST MODE ••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••8~9
VS-880EX SYSTEM SOFTWARE UPDATA USING THE SMF ••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••9
SAVING SYSTEM PARAMETERS •••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••9
MAIN BOARD REPLACING PROCEDURE ••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••10
IC DATA ••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••11
CIRCUIT DIAGRAM & BOARD ••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••12~20
Copyright c 1998 by ROLAND CORPORATION
All rights reserved. No part of this publication may be reproduced in any form without the written permission of ROLAND CORPORATION.
17059933
VS-880EX

SPECIFICATIONS

VS-880EX Digital Studio Workstation
Tracks
Tracks:
V-Tracks:
Issued by RJA
NOTE: Up to 8 tracks can be recorded
simultaneously, and up to 8 tracks can be played back simultaneously.
Maximum Useful Capacity
32 G bytes: 1 G bytes (capacity) x 4 (Partition) x 8
Page
(Disk Drive)
Internal Memory
Songs: 200 (each partition)
Equalizer
HI, MID, LOW (8 channels) / HI, LOW (16 channels)
Recording Mode
MAS (Mastering)
MT1 (Multitrack 1)
MT2 (Multitrack 2)
LIV (Live)
Signal Processing
AD Conversion:
DA Conversion:
Internal Processing :
Sample Rate
48.0kHz, 44.1kHz, 32.0kHz
NOTE: Sample rate can be adjusted around
21.96--50.48 kHz (maximum) by using vari-pitch function.
Frequency Response
Sample Rate
48.0 kHz:
44.1 kHz:
32.0 kHz:
Total Harmonic Distortion
0.004 % or less (INPUT SENS: 0 dBu, 1 kHz at nominal output level, recording
Recording Time (at 2 G bytes, convertion in 1 track)
Recording Mode/Sample Rate
48.0 kHz
MAS:
185 + 185 min.
MT1:
371 + 371 min.
MT2:
495 + 495 min.
LIV :
594 + 594 min.
NOTE : The above-listed recording times are approximate.
Times may be slightly depending on the specifications of the disk drive and
on the number of songs that were created.
Nominal Input Level (variable)
Input1--6: -50-- +4 dBu
(maximum +26 dBu:Balanced, maximum +20 dBu:Unbalanced)
Input Impedance
Input1--6: 30 k ohms
Nominal Output Level
Master Out: 0 dBu
AUX A:
AUX B:
Output Impedance
Master Out:
AUX A:
AUX B:
Headphones:
Recommended load Impedance
Master Out:
AUX A:
AUX B:
Headphones:
Residual Noise Level
(input terminated with 1 k ohm, INPUT SENS = LINE,IHF-A, typ.)
Master Out:
AUX A:
AUX B:
Interface Connectors
SCSI:
Digital I/O:
Display
70.6 x 24.5 mm, LCD (with backlit)
Printed in Japan (AA00) (CR)
1
8
128 (8 Tracks x 8 V-Tracks x 2 Banks)
20 bits, 64 times oversampling
20 bits, 128 times oversampling
24 bits (mixer section)
20 Hz--22 kHz (+0.2 dB/-0.2 dB)
20 Hz--20 kHz (+0.2 dB/-0.2 dB)
20 Hz--14 kHz (+0.2 dB/-0.2 dB)
mode: MAS)
44.1 kHz
32.0 kHz
202 + 202 min.
278 + 278 min.
404 + 404 min.
557 + 557 min.
539 + 539 min.
742 + 742 min.
646 + 646 min.
891 + 891 min.
0 dBu
0 dBu
1 k ohm
1 k ohm
1 k ohm
22 ohms
10 k ohms or greater
10 k ohms or greater
10 k ohms or greater
8--50 ohms
-85 dBu or less
-85 dBu or less
-85 dBu or less
DB-25 type
Coaxial, Optical (conforms to S/P DIF)

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Summary of Contents for Roland Vs-880EX

  • Page 1: Table Of Contents

    Coaxial, Optical (conforms to S/P DIF) Copyright c 1998 by ROLAND CORPORATION Display All rights reserved. No part of this publication may be reproduced in any form without the written permission of ROLAND CORPORATION. 70.6 x 24.5 mm, LCD (with backlit) 17059933...
  • Page 2 VS-880EX Sep, 1998 Connectors SCSI Connector (DB-25 type) MIDI Connectors (IN, OUT/THRU) Input Jack 1--6 (1/4 inch phone type, TRS balanced) Digital In Connectors (Coaxial type, Optical type) Digital Out Connectors (Coaxial type, Optical type) Foot Switch Jack (1/4 inch phone type)
  • Page 3: Location Of Controls

    Sep, 1998 VS-880EX LOCATION OF CONTROLS OPTICAL JACK MIDI JACK YKF51-5054 TOTX178 (01239078) (13429825) PIN JACK OPTICAL JACK PIN JACK YKC21-3974 TORX178A YKC21-3708 (01561934) (01343001) (00893945) BOTTOM ASSY (71122556) VS RUBBER FOOT (01675834) WIRING AC WITH INLET (01562901) F S-BUTTON MX BLK...
  • Page 4: Exploded View

    VS-880EX Sep, 1998 EXPLODED VIEW [PARTS] PART No. PART NAME 71122556 BOTTOM ASSY NOTE: Replacement BOTTOM ASSY includes the following parts. ******** BOTTOM COVER 01675834 VS RUBBER FOOT 40238545 CAUTION LABEL SHOCK HAZARD & ICES 01567201 HD COVER 01675834 VS RUBBER FOOT...
  • Page 5: Block Diagram

    Sep, 1998 VS-880EX BLOCK DIAGRAM MIDI SENS Out/Thru Input Input1 IC303 SENS Input2 SENS IC33 Input3 IC307 Terminater Conecter SENS Input4 SENS Input5 IC311 PCM & CONTROL SENS IC41 IC11 IC32 IDE I/F IC25 Input6 Flash D-RAM BUSS RSP2 16Mbit...
  • Page 6: Parts List

    VS-880EX Sep, 1998 PARTS LIST POWER SUPPLY UNIT 01451678 KW1AA265 SWITCHING REGULATOR NOTE: Replacement POWER SUPPLY (SWITCHING REGULATOR) should be made on a unit basis. CONSIDERATIONS ON PARTS ORDERING SAFETY PRECAUTIONS: No replacements available for individual parts. Replacement only by a unit.
  • Page 7 Sep, 1998 VS-880EX INDUCTOR,COIL,FILTER 00891689 SBT-0260TF EMI FILTER FL1-FL4 on MB 01233345 N2012Z121T02 FERRITE BEAD FL8-FL12 on MB 12449401 BLM41A151SPT FERRITE BEAD FL7 on MB CRYSTAL 00894023 MA-406 20.000MHZ TE24 X'TAL X1.X700 on MB 01561956 SG-8002JC-50M-PHCL OSCILLATOR X3 on MB...
  • Page 8: Identifying The Version Number

    VS-880EX Sep, 1998 TEST MODE [C:Panel Check] [1:Sw(Exit=Enc)] Test all switches on panel board. Press switches except for power switch one by one. 1. Entering test mode Simultaneous pressing of two of more buttons causes error which is indicated by flashing of all LEDs.
  • Page 9: Vs-880Ex System Software Updata Using The Smf

    Set the copy flag of digital output to ON or OFF. 3. MUTE (MUT): ON, OFF of VS-880EX. It is convenient to use the MIDI Sequencer such as an SB- 55 sound brush that can play back some SMF's continuously.
  • Page 10: Main Board Replacing Procedure

    After you finish the recover operation, play back the demonstration 2100 ←  Capacity song. 9802-10501 If the following condition occurs, the hard disk drive in the VS-880EX ↑ ↑ ↑ 2. Turn over the body (d) and remove the bottom cover (e) by removing 17 ...
  • Page 11: Ic Data

    Sep, 1998 VS-880EX IC DATA HD6437034AC00F (01562490) LH28F160S5T-L70(01561945) IC1 on MB IC41 on MB LH28F160S5T-L70 PB14/TP14/IRQ6 PB15/TP15/IRQ7 WDTOVF Vcc(Vpp) BYTE# XTAL EXTAL HD6437034AC00F PA15/IRQ3/DREQ1 AD10 PA14/IRQ2/DACK1 TC514260DJS-50 (01238234) AD11 PA13/IRQ1/DREQ0/TCLKB AD12 PA12/IRQ0/DACK0/TCLKA IC705 on MB AD13 PA11/DPH/TIOCB1 AD14 PA10/DPL/TIOCA1 I/O1...
  • Page 12: Circuit Diagram & Board

    VS-880EX Sep, 1998 CIRCUIT BOARD MAIN BOARD ASSY (71123978) MAIN BOARD ASSY (71123978)/PS SWITCH BOARD ASSY (71230923)/ DIGITAL I/O BOARD ASSY (71124012)/CONNECTOR BOARD ASSY (71124001) PS SWITCH BOARD ASSY (71230923) DIGITAL I/O BOARD ASSY (71124012) CONNECTOR BOARD ASSY (71124001) View from component side...
  • Page 13 Sep, 1998 VS-880EX MAIN BOARD ASSY (71123978)/PS SWITCH BOARD ASSY (71230923)/ DIGITAL I/O BOARD ASSY (71124012)/CONNECTOR BOARD ASSY (71124001) MAIN BOARD ASSY (71123978) PS SWITCH BOARD ASSY (71230923) DIGITAL I/O BOARD ASSY (71124012) CONNECTOR BOARD ASSY (71124001) View from foil side...
  • Page 14 VS-880EX Sep, 1998 PANEL BOARD ASSY (71122623) View from component side...
  • Page 15 Sep, 1998 VS-880EX PANEL BOARD ASSY (71122623) View from foil side...
  • Page 16 VS-880EX Sep, 1998 CIRCUIT DIAGRAM MAIN BOARD 1/3 (71123978) MIDI IN/OUT OUT/THRU YKF51-5054 1KX8 1KX8 ID[0:15] C135 C136 SBT-0260 SBT-0260 CN10 DAN202K PS-50PE-D4T1-B1 SBT-0260 SBT-0260 10KX8 10KX8 TO TOOL 100/6.3V(SME) 1.8K PS-50PE-D4T1-B1 VCC_1 VCC_2 -RESET TO IDE DTA114EK VCC_3 RA10...
  • Page 17 Sep, 1998 VS-880EX MAIN BOARD 2/3 (71123978) 1FSR,64FS,256FS,DAD[1:3],ADD[1:3],XMUTE AUDIO-BUSS XRESET XRESET C310 (100P) (100P) C473 +15V +15V +15V JK306 R310 C308 R314 47/25V(PZ) IC300 R467 2.2K(0.5%) 2.2K(0.5%) R318 5.6K(0.5%) YKC21-3974 NE5532AN R317 4.7K IC303 C474 C306 39K(0.5%) C311 R468 R470...
  • Page 18 VS-880EX Sep, 1998 MAIN BOARD 3/3 (71123978) IC700 C701 VCC_1 VCC_2 C713 100/6.3V(SME) VSS_1 C702 VSS_2 P40/TMCI0 P41/TMO0 P42/TMRI0 ZA10 P43/TMCI1 ZA11 RXD1,TXD1 P44/TMO1 ZA12 PORT-BUSS P45/TMRI1 ZA13 P46/CLK ZA14 P47/E ZD[0:7] ZA[0:14] RXD1 P50/TXD0 TXD1 P51/RXD0 ZRD,ZWR,ZIRQ[0:1] P-XRESET P-XRESET...
  • Page 19 Sep, 1998 VS-880EX PANEL BOARD (71122623) 100/6.3V(KS) PD[0:7] STATUS1 EDIT/SEL1 SONG FADER LOC1 PREVIOUS ZERO BOARD_IN14S SW26 SW25 SW17 SW21 SW46 FROM MAIN SKQNAD 1SS133 SKQNAD 1SS133 SKQNAD 1SS133 SKQNAD 1SS133 SKQNAD 1SS133 SKQNAD 1SS133 SKECAF 1SS133 STATUS2 EDIT/SEL2 LOCATOR...
  • Page 20 VS-880EX Sep, 1998 DIGITAL I/O BOARD (71124012) CONNECTOR BOARD (71124001) C801 IC800 IC800 D.IN CN601 FX2C2-52P-1.27DSAL VHC04 VHC04 TO IDE JK800 C800 TORX178A CN600 100/6.3V(KS) PS-50PE-D4T1-B1 CN800 BOARD_IN4S -RESET -RESET FROM MAINBOARD C802 D.IN1 FROM DD07 DD07 D.OUT1 MAIN DD08...

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