Roland XV-2020E Schematic
Jul.2002
TABLE OF CONTENTS
XV-2020
SERVICE NOTES
Issued by RJA
SPECIFICATIONS.............................................................1
LOCATION OF CONTROLS ..........................................2
LOCATION OF CONTROLS PARTS LIST ...................3
EXPLODED VIEW............................................................4
EXPLODED VIEW PARTS LIST.....................................5
PARTS LIST........................................................................6
CHECKING THE VERSION NUMBER.......................10
SAVING AND LOADING DATA................................10
RESTORING THE FACTORY SETTINGS...................10
SYSTEM SOFTWARE UPDATE PROCEDURE .........10
TEST MODE.....................................................................11
BLOCK DIAGRAM.........................................................16
CIRCUIT BOARD............................................................18
CIRCUIT DIAGRAM(MAIN 1).....................................20
CIRCUIT DIAGRAM(MAIN 2).....................................22
CIRCUIT DIAGRAM(MAIN 3).....................................24
CIRCUIT DIAGRAM(MAIN 4).....................................26
CIRCUIT DIAGRAM(MAIN 5).....................................28
ERROR MESSAGES........................................................30
Copyright © 2002 ROLAND CORPORATION
All rights reserved. No part of this publication may be reproduced in any form without the written permission
of ROLAND CORPORATION.
Printed in Japan (0050) (CM)17058087E0
XV-2020
SPECIFICATIONS
XV-2020: 64-Voice Sound Module
(conforms to General MIDI 2 System)
Parts
16
Maximum Polyphony
64 voices
Wave Memory
64 M Bytes (16-bit linear equivalent)
Waveforms: 1083
Expansion Slot
Wave Expansion Board SRX Series: 2 slots
Preset Memory
Patches: 512 (128 x 4 banks) + 256 (General MIDI 2 Patches)
Rhythm Sets: 8 (4 x 2 banks) + 9 (General MIDI 2 Rhythm Sets)
Performances: 64 (32 x 2 banks)
User Memory
Patches: 128
Rhythm Sets: 4
Performances: 64
CD-ROM (XV Editor, USB Driver)(#03011534)
Rubber Feet(#01676412)
Options
Wave Expansion Board: SRX Series
Rack Mount Adaptor: RAD-50
* In the interest of product improvement, the specifications and/or appearance of
this unit are subject to change without notice.
Effects
Multi-effects: 40 sets
Chorus: 1 set
Reverb: 1 set (8 types)
Display
7 segments, 3 characters (LED)
Connectors
Headphones Jack: Stereo 1/4 inch phone type
USB Connector
Output Jacks (L (MONO), R) (1/4 inch phone type)
Output Jacks (L, R) (RCA phono type)
MIDI Connectors (IN, OUT, THRU)
DC IN Jack
Ground Terminal
Power Supply
DC 9 V (AC Adaptor)
Current Draw
600 mA
Dimensions
218 (W) x 237 (D) x 45 (H) mm
8-5/8 (W) x 9-3/8 (D) x 1-13/16 (H) inches
Weight
1.4 kg / 3 lbs 2 oz (excluding AC Adaptor)
Accessories
Owner’s Manual ENGLISH(#72125990)
JAPANSESE(#72125967)
AC Adaptor 120V:(#00905767)
230V EU:(#01018312)
230V E:PSB-1U(#01901578)+AC CORD(#01903356)
240V A:PSB-1U(#01901578)+AC CORD(#01903367)
1
Jul.2002
LOCATION OF CONTROLS
fig.haichi-front
fig.rear-haichi
1
11
2
10 7
9
8
3 4
5 6
a b d
c
d
12 13 14 15
16
2
LOCATION OF CONTROLS PARTS LIST
[Parts]
No PART CODE Part name Description Q’TY
1 02781189 YKF45-0021 USB CONNECTOR 1
2 01899212 P R-KNOB MF-A BLK/LCG 1
01789523 RK0971214 (W/N&W) 9M/M ROTARY POT. 1
3 00451423 LB-303VA 7SEG LED 1
4 00348490 SLR-325VCT31 LED (RED) 4
5 01785790 RK09710EL-5R4611 (W/N&W) ROTARY ENCODER 1
22485307 M R-KNOB L BLK 248-307 1
6 32490595 P S-KEY MX BLK 1
01676512 SDKLA1-B PUSH SWITCH 1
7 01785212 SRRS1G-F0615-1 (W/N&W) SWITCH (DIGITAL SW) 1
01899212 P R-KNOB MF-A BLK/LCG 1
8 00560745 SLR-325MCT31 LED (GREEN) 1
9 01785423 DISPLAY COVER 1
10 01785212 SRRS1G-F0615-1 (W/N&W) SWITCH (DIGITAL SW) 1
01899212 P R-KNOB MF-A BLK/LCG 1
11 13449172 HLJ7000-01-3010 6.5MM JACK 1
12 13449720 HEC2305-01-250 DC JACK 1
13 22360712 CORD HOOK 236-712 1
14 13429273 YKF51-5046 (TRIPRET) MIDI CONNECTOR 1
15 00677423 YKC 21-3035 RAC SOCKET 1
16 13449283 HLJ7101-01-3010 6.5MM JACK 2
XV-2020
[Screws]
No PART CODE Part name Description Q’TY
a 40011378 SCREW M4X8 BINDING TAPTITE S FE BZC 1
b 40011101 SCREW 3X8 BINDING TAPTITE B BZC 1
c 40011090 SCREW 3X6 BINDING TAPTITE B BZC 1
d 40011312 SCREW 3X8 BINDING TAPTITE P BZC 3
3
Jul.2002
EXPLODED VIEW
fig.explo
e
13
e
e
12
6
8
d
4
1
1
2
1
3
d
e
6
7
5
c
b
4
14
f
10
11
f
9
a
EXPLODED VIEW PARTS LIST
[Parts]
PART CODE Part name Description Q’TY
No
1 01899212 P R-KNOB MF-A BLK/LCG 3
2 22485307 M R-KNOB L BLK 248-307 1
3 32490595 P S-KEY MX BLK 1
4 03011489 FRONT HOLDER 1
5 72126401 MAIN BOARD ASSY 1
6 72126423 D-SW BOARD ASSY 2
7 72126412 LED BOARD ASSY 1
8 01785467 ISOLATOR LED MASK 1
9 03011490 FRONT PANEL 1
10 01785423 DISPLAY COVER 1
11 03011478 BOTTOM CHASSIS 1
12 03011845 TOP COVER 1
13 03011467 EXP COVER SRX2 1
14 22360712 CORD HOOK 236-712 1
[Screws]
No PART CODE Part name Description Q’TY
a 40011378 SCREW M4X8 BINDING TAPTITE S FE BZC 1
b 40011101 SCREW 3X8 BINDING TAPTITE B BZC 1
c 40011312 SCREW 3X8 BINDING TAPTITE P BZC 3
d 40011056 SCREW 3X6 BINDING TAPTITE B ZC 7
e 40011090 SCREW 3X6 BINDING TAPTITE B BZC 6
f 40011145 SCREW 3X6 FLAT TAPTITE B BZC 4
XV-2020
5
Jul.2002
PARTS LIST
fig.part1e
SAFETY PRECAUTIONS:
The parts marked have
safety-related characteristics. Use
only listed parts for replacement.
NOTE: The parts marked # are new. (initial parts)
CASING
# 03011490 FRONT PANEL 1
# 03011467 EXP COVER SRX2 1
# 03011845 TOP COVER 1
CHASSIS
#
# 03011489 FRONT HOLDER 1
KNOB, BUTTON
SWITCH
01785423
03011478 BOTTOM CHASSIS 1
32490595
01899212 P R-KNOB MF-A BLK/LCG 3
22485307 M R-KNOB L BLK 248-307 1
01676512
01785212 SRRS1G-F0615-1 (W/N&W) SWITCH (DIGITAL SW) SW3,SW2 on DSB 1
CONSIDERATION ON PARTS ORDRING
When ordering any parts listed in the parts list, please specify the following items in the order sheet.
Failure to completely fill the above items with correct number and description will result in delayed or even
undelivered replacement.
DISPLAY COVER 1
P S-KEY MX BLK 1
SDKLA1-B PUSH SWITCH SW4 on MAB 1
QTY PART NUMBER DESCRIPTION MODEL NUMBER
Ex. 10 22575241 Sharp Key C-20/50
15 2247017300 Knob (orange) DAC-15D
JACK, EXT TERMINAL
DISPLAY UNIT
PCB ASSY
#
# 72126412 LED BOARD ASSY 1
# 72126423 D-SW BOARD ASSY 2
# 03014701 RIBBON CABLE JWFV 5 X 50 - P2.0 1
IC
# 03011045 HD6437016E SYTK3 IC (32BIT CPU) IC5 on MAB 1
# 03011201 UPD23C128040ALGY-527-MJH IC (MASK ROM) IC40 on MAB 1
# 03011212 UPD23C128040ALGY-528-MJH IC (MASK ROM) IC41 on MAB 1
13429273
00677423 YKC 21-3035 RAC SOCKET JK7 on MAB 1
02781189 YKF45-0021 USB CONNECTOR JK2 on MAB 1
13449172 HLJ7000-01-3010 6.5MM JACK JK4 on MAB 1
13449283 HLJ7101-01-3010 6.5MM JACK JK5,JK6 on MAB 2
13449720 HEC2305-01-250 DC JACK JK3 on MAB 1
00451423
NOTE: Replacement LB-303VA should be made on a unit base.
72126401 MAIN BOARD ASSY 1
NOTE: ‘MAIN BOARD ASSY’ includes the following parts.
01902756 PWB SPACER RSPS-12L 2
02019034 PWB SPACER RSPLS-12L 2
NOTE: ‘LED BOARD ASSY’ includes the following parts.
01456101 WIRING 12X120-P2.0-51065-51015-F CN2 on LEB 1
NOTE: ‘D-SW BOARD ASSY’ includes the following parts.
02902867
02677490 RA0C-003XP7TC203C180AF003 IC (CUSTOM) IC24 on MAB 1
02450401 GM71C18163CJ-6 IC (DRAM) IC8 on MAB 1
02453389 LC32V4265T-25 IC (DRAM) IC30 on MAB 1
01906689 BR24C08F-E2 IC (EEPROM) IC17 on MAB 1
02454867 TC58FVB321FT-10 IC (FLASH MEMORY) IC2 on MAB 1
YKF51-5046 (TRIPRET) MIDI CONNECTOR JK1 on MAB 1
LB-303VA 7SEG LED LED1 on LEB 1
M37641M8-137FP VER1.00 IC (8BIT CPU) IC19 on MAB 1
6
XV-2020
IC
TRANSISTOR
01451578
15269219H0 HD74LS05FPEL IC (TTL) IC10 on MAB 1
01458401 TC74LVX4245FS(EL) IC (TTL) IC13,IC11 on MAB 2
01679412 TC7W139F(TE12L) IC (CMOS) IC21 on MAB 1
15249111 TC7WU04F(TE12L) IC (CMOS) IC26 on MAB 1
15249121 TC7W04F(TE12L) IC (CMOS) IC20 on MAB 1
01348945 TC7SH32FU(TE85L) IC (CMOS) IC18 on MAB 1
02451690 HD74LV08ATELL IC (CMOS) IC42 on MAB 1
02451712 HD74LV14ATELL IC (CMOS) IC22 on MAB 1
02675656 HD74LV11ATELL IC (CMOS) IC3 on MAB 1
02675689 HD74LV245ATELL IC (CMOS) IC6,IC4,IC1,IC9 on MAB 4
15189261 M5218AFP-600E IC (BIPOLAR OP AMP) IC36,IC32 on MAB 2
15289105 UPC4570G2-E2 IC (BIPOLAR OP AMP) IC37 on MAB 1
00344390 TA7805F(TE16L) IC (REGULATOR) IC33 on MAB 1
01678512 UPC2933T-T2 IC REGULATOR IC14 on MAB 1
02235378 TA78M05F(TE16L) IC (REGULATOR) IC35 on MAB 1
00458312 NJM2360M IC (REGULATOR) IC34 on MAB 1
15199937 M51953BFP-600C IC (RESET) IC15 on MAB 1
02900545 PC410LKNIP IC (PHOTO COUPLER) IC7 on MAB 1
00901523
02671023 2SC3052-T12-1E TRANSISTOR Q29 on MAB 1
15319116 2SC4154-T11-F TRANSISTOR Q27 on MAB 1
02905501 SSM3J02T TRANSISTOR Q30 on MAB 1
01783612 RN2426(TE85L) TRANSISTOR Q10,Q13,Q11,Q12 on MAB 4
02671256 RT1P141C-T12-1 TRANSISTOR Q18,Q17,Q16,Q15,Q14,Q19,Q21,Q20,Q1 on
02780056 RT1N144M TRANSISTOR Q28 on MAB 1
15329516 DTC114EKT146 TRANSISTOR Q3,Q6,Q7,Q8,Q4,Q5,Q9,Q2 on MAB 8
15329536 RN1442-A(TE85L) TRANSISTOR Q25,Q23,Q31,Q32,Q22,Q24 on MAB 6
AK4324-VF-E2 IC (DAC) IC38 on MAB 1
2SA1681 (SC-62)(POW SW) TRANSISTOR Q26 on MAB 1
MAB
9
DIODE
RESISTOR
01017512
15039142 S5688G(TPB5) 1A/400V RECTIFIER DIODE D1 on MAB 1
01897189 MA147-(TX) ARRAY DIODE DA7,DA2,DA1 on MAB 3
15339130 MA142WK-(TX) ARRAY DIODE DA3,DA4,DA5,DA6 on MAB 4
00348490 SLR-325VCT31 LED (RED) LED2,LED3,LED4,LED5 on LEB 4
00560745 SLR-325MCT31 LED (GREEN) LED6 on LEB 1
00566867
00566934 RPC05T 330 J MTL.FILM RESISTOR R58,R57 on MAB 2
00567034 RPC05T 121 J MTL.FILM RESISTOR R22 on MAB 1
00567045 RPC05T 151 J MTL.FILM RESISTOR R55,R53,R52,R51,R49,R56,R50,R54 on MAB 8
00567067 RPC05T 221 J MTL.FILM RESISTOR R19,R34,R18,R20,R17 on MAB 5
00567089 RPC05T 331 J MTL.FILM RESISTOR R155 on MAB 1
00567112 RPC05T 471 J MTL.FILM RESISTOR R76,R41 on MAB 2
00567123 RPC05T 561 J MTL.FILM RESISTOR R182,R127,R180,R119,R184,R115,R131,R178
00567156 RPC05T 102 J MTL.FILM RESISTOR R59,R70,R71,R146,R69 on MAB 5
00567167 RPC05T 122 J MTL.FILM RESISTOR R114,R118,R126,R130,R179,R183,R177,R181
00567178 RPC05T 152 J MTL.FILM RESISTOR R60 on MAB 1
00567190 RPC05T 222 J MTL.FILM RESISTOR R95 on MAB 1
00567289 RPC05T 103 J MTL.FILM RESISTOR R38,R43,R25,R27,R28,R157,R133,R137,R141,
00567301 RPC05T 153 J MTL.FILM RESISTOR R139 on MAB 1
00567378 RPC05T 473 J MTL.FILM RESISTOR R140 on MAB 1
00567390 RPC05T 683 J MTL.FILM RESISTOR R87,R93 on MAB 2
00567412 RPC05T 104 J MTL.FILM RESISTOR R152,R135,R156,R185 on MAB 4
00567556 RPC05T 105 J MTL.FILM RESISTOR R158,R72,R159,R162 on MAB 4
01011256 SR73K2ETD 0.47JOHM 1/2W MTL.FILM RESISTOR R160 on MAB 1
15399952 MCR50JZH470 1/2W CHIP RESISTOR R98,R102,R107,R97 on MAB 4
00566912 RPC05T 220 J MTL.FILM RESISTOR R2,R1,R5,R4,R3,R8,R10,R12,R14,R15,R23,R2
00567023 RPC05T 101 J MTL.FILM RESISTOR R21,R138,R136,R82,R79,R81,R80 on MAB 7
00567245 RPC05T 472 J MTL.FILM RESISTOR R113,R26,R117,R120,R123,R125,R129,R132,
01011856 RPC05T 0R0 J MTL.FILM RESIST0R R9,R11,R174,R173,R16,R166,R165,R163,R15
00567212 RPC05T 332 J MTL.FILM RESISTOR R37,R112,R116,R124,R128 on MAB 5
00567267 RPC05T 682 J MTL.FILM RESISTOR R99,R92,R88,R86,R94 on MAB 5
00567278 RPC05T 822 J MTL.FILM RESISTOR R100,R105 on MAB 2
00567323 RPC05T 223 J MTL.FILM RESISTOR R13,R101,R106 on MAB 3
RB411D T146 SCHOTTKY DIODE D2 on MAB 1
RPC05T 100 J MTL.FILM RESISTOR R110 on MAB 1
on MAB
on MAB
R144,R145,R121,R150,R172,R167,R168,R169
,R170,R171,R176,R29,R149,R47,R78,R75,R74
,R68,R67,R66,R64,R63,R62,R83,R48,R46,R10
8,R103,R61 on MAB
4,R7,R6 on MAB
R111 on MAB
3,R32,R30,R151,R148,R143,R142,R77,R73,R6
5,R45,R33,R161 on MAB
8
8
38
14
9
21
7
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