Roland Dr. Sample SP-303 Service Notes
Mar.2001 SP-303
SERVICE NOTES
Issued by RJA
Contents
SPECIFICATIONS.............................................................2
LOCATION OF CONTROLS ..........................................4
LOCATION OF CONTROLS PARTS LIST ...................5
EXPLODED VIEW PARTS LIST .....................................6
EXPLODED VIEW ............................................................6
PARTS LIST........................................................................8
IDENTIFYING THE VERSION NUMBER..................12
SAVING USER DATA & RELOADING SAVED DATA
HOW TO UPDATE SYSTEM SOFTWARE .................13
TEST MODE & RESORTING THE FACTORY SETTING
ERROR MESSAGE..........................................................17
ABOUT THE SHAPING OF THE WIRING ................18
BLOCK DIAGRAM.........................................................20
CIRCUIT BOARD ...........................................................22
CIRCUIT BOARD............................................................24
CIRCUIT DIAGRAM(DIGITAL1) ................................26
CIRCUIT DIAGRAM(DIGITAL2) ................................28
CIRCUIT DIAGRAM(ANALOG).................................30
CIRCUIT DIAGRAM(SW).............................................32
CIRCUIT DIAGRAM(POWER).....................................34
...12
...14
Copyright © 2001 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 (0830) (NB)17059080E0
Mar.2001 SP-303
SPECIFICATIONS
SP-303: Dr. Sample
● Maximum Polyphony
8 voices
● Internal Memory
Samples: 16 (8 samples x 2 banks)
Patterns: 16 (8 patterns x 2 banks)
● Memory Card (SmartMedia)
Samples: 16 (8 samples x 2 banks)
Backup: 112 (2 banks x 7 sets)
Patterns: 16 (8 samples x 2 banks)
Backup: 112 (2 banks x 7 sets)
* Only 8 MB to 64 MB SmartMedia with a power-source voltage of 3.3 V can be used.
● Maximum Sampling Time
Internal Memory (Times Approximate)
STANDARD LONG LO-FI
31 seconds 63 seconds 3 minutes 10 seconds
Memory Cards (Times Approximate)
Capacity STANDARD LONG LO-FI
8 MB 4 minutes 8 minutes 25 minutes
16 MB 8 minutes 16 minutes 50 minutes
32 MB 16 minutes 33 minutes 101 minutes
64 MB 33 minutes 66 minutes 202 minutes
● Sampling Frequency
STANDARD: 44.1 kHz
LONG: 22.05 kHz
LO-FI 11.025 kHz
● Pattern Sequencer
Maximum Note Storage
Internal Memory: Approx. 7,500 notes
Memory Card: Approx. 7,500 notes
(SmartMedia)
Resolution: 96 ticks per quarter note
Pattern Length: 1–99 measures
● Effects
26 types
Signal Processing
A/D Conversion: 20 bit
D/A Conversion: 20 bit
● Nominal Input Level
Input (mic): -40– +4 dBu
Input (line): -10 dBu
● Input Impedance
23 k ohm (line)
2 k ohm (mic)
● Nominal Output Level
Output (line): -10 dBu
● Output Impedance
2 k ohm
● Display
7 segments, 3 characters (LED)
● Connectors
LINE INPUT Jacks (L, R)
LINE OUTPUT Jacks (L, R)
Headphone (PHONES) Jack (Stereo 1/4 inch phone type)
MIC Jack
MIDI IN Connector
AC Adaptor Jack
Memory Card Slot
● Power Supply
AC Adaptor
120/230 V: Roland ACI-Series
230 (UK)/240 V: Roland ACB-Series
● Current Draw
1000 mA
● Dimensions
170 (W) x 241 (D) x 67 (H) mm
6-3/4 (W) x 9-1/2 (D) x 2-11/16 (H) inches
● Weights
850 g / 1 lb 14 oz (excluding AC adaptor)
● Accessories
Owner’s Manual English (#71890456)
AC Adaptor
(120/230 V: Roland ACI-Series, 230 (UK)/240 V: Roland ACB-Series)
Roland Service (information sheet)
* 0 dBu = 0.775 Vrms
* In the interest of product improvement, the specifications and/or appearance of
this unit are subject to change without prior notice.
2
Mar.2001 SP-303
3
Mar.2001 SP-303
LOCATION OF CONTROLS
fig.panel
6
2
1
7
8
14
3
4
5
15
11
9
10
11
4
12
13
Mar.2001 SP-303
LOCATION OF CONTROLS PARTS LIST
No. Part Code Part Name Description Q'ty
1 02457512 J R-KNOB SFA BLK/LCG 1
02451945 9M/M ROTARY POTENTIOMETER RK09L12C 50KAx2(20MM) 1
2 13449645 JACK (PIN) YKC21-3049 (4P) RED/WHITE 1
3 13429672 MIDI JACK YKF51-5047 1
4 02452134 SLIDE SWITCH SLG-12-465A 1
5 13449720 DC JACK HEC2305-01-250 1
6 02452423 BOTTOM COVER 1
7 02451767 TOP CASE 1
8 02451823 PANEL SHEET 1
9 02451978 RUBBER SW EFFECT 1
10 02451845 RUBBER SW PAD 1
11 02451812 CARD COVER 1
12 02451956 9M/M ROTARY POTENTIOMETER RK9K111A 250KRD(25MM) 1
13 00569278 6.5MM JACK LGR4609-7100 2
14 02236489 FOOT 14.5x14.5 4
15 02457512 J R-KNOB SFA BLK/LCG 3
02457556 9M/M ROTARY POTENTIOMETER RK09K113A 50KB(20MM) 3
5
Mar.2001 SP-303
EXPLODED VIEW PARTS LIST
[Parts]
No. Part Code Part Name Description Q'ty
1 02457512 J R-KNOB SFA BLK/LCG 4
2 02451823 PANEL SHEET 1
3 02451812 CARD COVER 1
4 40347767 LABEL SMARTMEDIA 1
5 02236489 FOOT 14.5X14.5 5
6 02452423 BOTTOM COVER 1
7 40344445 LABEL FCC CAUTION 1
8 71785956 PWB ASSY (EXG) 1
******** SW BOARD ASSY 1
9 02568590 LEAF 1
10 02451845 RUBBER SW PAD 1
11 02451978 RUBBER SW EFFECT 1
12 02451767 TOP CASE 1
13 02671190 RIBBON CABLE JWFV 5x125 - P2.0 1
14 02671189 RIBBON CABLE JWFV 14x125 - P2.0 1
15 02671178 RIBBON CABLE JWFV 13x150 - P2.0 1
16 02671167 RIBBON CABLE JWFV 11x125 - P2.0 1
[Screws]
No. Part Code Part Name Description Q’ty
a 40451234 COIN SCREW M3x8 BZC 2
b 40011312 SCREW 3x8
c 40011278 SCREW 3x8
BINDING TAPTITE P BZC
BINDING TAPTITE P FE ZC
EXPLODED VIEW
fig_exploded.eps
1
1
1
1
2
7
8
a
3
4
6
Mar.2001 SP-303
fig_exploded.eps
c
5
9
5
6
5
b
7
5
8
b
10
12
8
5
11
13
16
15
14
7
Mar.2001 SP-303
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)
>
–
MB
MAIN BOARD ASSY, SB
CASING
# 02451767 TOP CASE 1
# 02451812 CARD COVER 1
# 02451823 PANEL SHEET 1
CHASSIS
# 02452423 BOTTOM COVER 1
KNOB, BUTTON
# 02457512 J R-KNOB SFA BLK/LCG 4
SWITCH
# 02451845 RUBBER SW PAD 1
# 02451978 RUBBER SW EFFECT 1
# 02452134 SLG-12-465A SLIDE SWITCH SW1 on MB 1
SAFETY PRECAUTIONS:
The parts marked have safety-related characteristics. Use only listed parts for replacement.
Failure to completely fill the above items with correct number and description will result in delayed or even
undelivered replacement.
>
–
SW BOARD ASSY
QTY PART NUMBER DESCRIPTION MODEL NUMBER
Ex. 10 22575241 Sharp Key C-20/50
15 2247017300 Knob (orange) DAC-15D
JACK, SOCKET
DISPLAY UNIT
PCB ASSY
00569278 LGR4609-7100 6.5MM JACK JK7,JK9 on MB 2
13449645 YKC21-3049 (4P) RED/WHITE JACK (PIN) JK8 on MB 1
13449720 HEC2305-01-250 DC JACK JK6 on MB 1
13429672 YKF51-5047 MIDI CONNECTOR JK5 on MB 1
01780712 CN015P-3013-0 CARD CONNECTOR CN1 on MB 1
00239767 LB-603VF LED (7SEG.) LED35 on SB 1
NOTE: Replacement LB-603VF should be made on a unit base.
# 71785956 PWB ASSY (EXG) 1
NOTE: ‘PWB ASSY’ includes the following parts.
# ******** MAIN BOARD ASSY Assy 1
NOTE: ‘MAIN BOARD ASSY’ includes the following parts.
# 02568645 MAIN SHIELD SHIELD 1
# 02568656 SHIELD COVER SHIELD 1
01786712 ESCUTCHEON 1
40011278 SCREW 3x8 BINDING TAPTITE P FE ZC 2
# ******** SW BOARD ASSY Assy 1
NOTE: ‘SW BOARD ASSY’ includes the following parts.
# 02671167 RIBBON CABLE JWFV 11x125 - P2.0 CN3 on MB to CN9 on SB 1
# 02671190 RIBBON CABLE JWFV 5x125 - P2.0 CN12 on MB to CN15 on SB 1
# 02671178 RIBBON CABLE JWFV 13x150 - P2.0 CN5 on MB to CN10 on SB 1
# 02671189 RIBBON CABLE JWFV 14x125 - P2.0 CN6 on MB to CN8 on SB 1
# 02568590 LEAF 1
# 40126389
SPACER POLYCA PIPE 3.2x5x2.5
1
IC
# 02673712 UPD703101AGJ-33-R02 IC (16BIT CPU) IC23 on MB 1
01235190 TC203C040AF-001(FP) IC (MR2 CHIP) IC9 on MB 1
01783123 LH28F400BVE-BL85 IC (FLASH MEMORY/BLANK) IC22 on MB 1
# 02453934 MBM29LV800BA-70PFTN-SFK IC (FLASH MEMORY/BLANK) IC24 on MB 1
01780112 AK4522VF IC (AD/DA) IC35 on MB 1
02121556 LC24085B-SD1 IC (I/F) IC14 on MB 1
01902212 UPD431000AGW-70LL-E2 IC (SRAM) IC13 on MB 1
# 02453389 LC32V4265T-25 IC (DRAM) IC27 on MB 1
8
Mar.2001 SP-303
IC
TRANSISTOR
DIODE
01901989 TC7SET04F(TE85L) IC (CMOS) IC16 on MB 1
# 01899167 TC74VHC04FT(EL) IC (CMOS) IC43 on MB 1
15189210 BA15218F-T2 IC (OP AMP) IC3 on MB 1
15289105 UPC4570G2-E2 IC (BIPOLAR OP AMP) IC1,IC2,IC4 on MB 3
15289109 M5216FP-600D IC (BIPOLAR OP AMP) IC5 on MB 1
15199137 AN7805F IC (V.RGL) IC31 on MB 1
# 02453923 TA78M05S IC (REGULATOR) IC41 on MB 1
02234778 NJM2360AM-TE3 IC (REGULATOR) IC30 on MB 1
# 02453045 S-80927ALMP-DAQ-T2 IC (RESET) IC28 on MB 1
15289124 PC-400 IC (PHOTO COUPLER) IC25 on MB 1
02453056 BU2090FS-E2 IC (LED DRIVER) IC33,IC34,IC44 on SB 3
15309104 2SA1586-GR(TE85R) TRANSISTOR Q12 on SB 1
01784790 2SA1602A-T11-1F TRANSISTOR Q7,Q8,Q9,Q22 on MB 4
00897201 2SA1706S-AN TRANSISTOR Q19 on MB 1
15319107 2SC4116-GR(TE85R) TRANSISTOR Q14 on MB 1
15129844 2SD2012 TRANSISTOR Q10 on MB 1
15329505 DTC314TK T146 DIGITAL TRANSISTOR Q15,Q17 on MB 2
15329521 RN1307(TE85R) TRANSISTOR Q23,Q24,Q25 on MB 3
02340645 RN1441-A(TE85L) TRANSISTOR Q16,Q18 on MB 2
00898201 RN2421(TE85L) TRANSISTOR Q20 on MB 1
15259901 TD62385AF(EL) TRANSISTOR DRIVER IC20 on MB 1
01899723 MA111-(TX) SWITCHING DIODE D2,D9 on MB 2
00902978 SB07-03N-AA SCHOTTKY DIODE D11 on MB 1
01780045 RB051L-40 SCHOTTKY DIODE D4 on MB 1
15339135T0 1SS300(TE85R) DIODE
01457167 LNJ208R8ARA (CHIP) LED (RED)
01786256 SML-010LT T86 LED LED7,LED9,LED11,LED13,LED15,LED17,LED19,
01904112 SLR-342VCT32 N.P.Q RANK LED LED34 on SB 1
01897189 MA147-(TX) DIODE ARRAY DA1,DA2,DA3,DA20 on MB 4
DA1,DA2,DA3,DA4,DA5,DA6,DA7,DA8,DA9,DA10,
DA11,DA12,DA13,DA14,DA15,DA16,DA17,DA18,
DA19 on SB
LED1,LED2,LED3,LED4,LED5,LED8,LED10,LED12,
LED14,LED16,LED18,LED20,LED22,LED24,LED25,
LED26,LED27,LED28,LED29,LED30,LED31,LED32,
LED33,LED36 on SB
LED21,LED23 on SB
19
24
9
RESISTOR
15399423 RPC10T 123 J MTL.FILM RESISTOR R155,R175 on MB 2
15399413 RPC10T 472 J MTL.FILM RESISTOR R75,R207,R208 on MB 3
15399373 RPC10T 101 J MTL.FILM RESISTOR R82,R161,R177,R189,R240,R242 on MB 6
15399365 RPC10T 470 J MTL.FILM RESISTOR R235 on MB 1
15399469 RPC10T 105 J MTL.FILM RESISTOR R124,(R200),R244 on MB
15399411 RPC10T 392 J MTL.FILM RESISTOR R133,R140 on MB 2
15399421 RPC10T 103 J MTL.FILM RESISTOR
15399391 RPC10T 561 J MTL.FILM RESISTOR R80,R245 on MB 2
15399429 RPC10T 223 J MTL.FILM RESISTOR R129,R149,R163 on MB 3
15399425 RPC10T 153 J MTL.FILM RESISTOR R156,R176 on MB 2
15399445 RPC10T 104 J MTL.FILM RESISTOR
15399357 RPC10T 220 J MTL.FILM RESISTOR R160,R171,R183,R184 on MB 4
15399375 RPC10T 121 J MTL.FILM RESISTOR R81 on MB 1
15399377 RPC10T 151 J MTL.FILM RESISTOR R128,R186 on MB 2
15399383 RPC10T 271 J MTL.FILM RESISTOR R87,R88,R89,R90,R91,R93,R94,R95,R96,R97,R98,
15399389 RPC10T 471 J MTL.FILM RESISTOR R122 on SB R138,R141 on MB
15399397 RPC10T 102 J MTL.FILM RESISTOR R125,R126,R151,R152,R166,R167,R194,R195,R196,
15399401 RPC10T 152 J MTL.FILM RESISTOR R233 on MB 1
15399405 RPC10T 222 J MTL.FILM RESISTOR R86 on MB 1
15419702 RR1220P-102-D 1K OHM MTL.FILM RESISTOR R190 on MB 1
15399437 RPC10T 473 J MTL.FILM RESISTOR R131,R135,R137,R139,R143,R145 on MB 6
15399433 RPC10T 333 J MTL.FILM RESISTOR R150,R170 on MB 2
15399381 RPC10T 221 J MTL.FILM RESISTOR R241 on MB 1
# 02453734 RR1220P-162-D MTL.FILM RESISTOR R188 on MB 1
01344723 MCR25 JZH J 220 OHM 1/4W MTL.FILM RESISTOR R247 on MB 1
# 01019767 RSSX1/2 0.33 OHM J MTL.OXIDE RESISTOR R191 on MB 1
01013578 EXBV8V470JV RESISTOR ARRAY RA9,RA6 on MB 2
15409113 EXBV8V103JV RESISTOR ARRAY RA26 on MB 1
00126112 EXBV8V101JV RESISTOR ARRAY
00126134 EXBA10E103J RESISTOR ARRAY RA8,RA12,RA15,RA24 on MB 4
01014001 EXBV8V680JV RESISTOR ARRAY RA2,RA3,RA11,RA13,RA14,RA16 on MB 6
R62,R63,R65,R83,R84,R123,R127,R130,R132,R136,
R144,R146,R148,R162,R180,R181,R182,R185,R192,
R193,R199,(R200),R230,R231,R234,R236,R237,R238,
R243,R246 on MB (R200)
R121 on SB R157,R158,R159,R172, R173,R174 on MB
R99,R100,R101,R102,R103,R104,R105,R106,R107,
R108,R109,R110,R111,R112,R113,R114,R115,R116,
R117,R118,R120,R229 on SB R187 on MB
R217,R218,R219,R248,R249 on MB
RA18,RA19,RA20,RA21,RA22,RA23,RA25 on MB
2(3)
30
(29)
7
34
3
14
7
9
Mar.2001 SP-303
POTENTIOMETER
# 02451956 RK9K111A 250KRD(25MM)
# 02457556 RK09K113A 50KB(20MM)
# 02451945 RK09L12C 50KAx2(20MM)
9M/M ROTARY POTENTIOMETER
9M/M ROTARY POTENTIOMETER
9M/M ROTARY POTENTIOMETER
VR6 on MB 1
VR2,VR3,VR4 on SB 3
VR5 on SB 1
CAPACITOR
15359206 ECJ2VF1E104Z 100000 PF/25 V CERAMIC CAPACITOR
15359370 ECJ2VG1H470K CERAMIC CAPACITOR C290 on MB 1
# 02453423 ECJ2VC1H100D CERAMIC CAPACITOR
15359440 ECJ2VB1H222K CERAMIC CAPACITOR C169,C164 on MB 2
# 02453445 ECJ2VC1H151J CERAMIC CAPACITOR C181,C196 on MB 2
# 02564089 ECJ2VC1H122J CERAMIC CAPACITOR C190,C207 on MB 2
15359448 ECJ2VB1H103K 0.01 UF/50 V CERAMIC CAPACITOR C108,C111,C112,C113,C114,C120,C127,C129,C130,
# 15359702 ECJ2VC1H271J CERAMIC CAPACITOR C283,C284,C285,C286,C307on MB 5
# 02453456 ECJ2VC1H101J CERAMIC CAPACITOR
15359436 ECJ2VB1H102K CERAMIC CAPACITOR C288,C287 on MB 2
00674423 ECA0JM102B 1000 UF/6.3 V CHEMICAL CAPACITOR C139,C214 on MB 2
01900834 RA2-16V101MC-T2 100 UF/16V CHEMICAL CAPACITOR C197,C182 on MB 2
13639602 ECA1HM010B 1 UF/50 V CHEMICAL CAPACITOR C185,C199,C224 on MB 2
01902590 RA2-6V101MC-T2 100 UF/6.3V CHEMICAL CAPACITOR C160,C167 on MB 2
01902612 RA2-6V471MC-T2 470 UF/6.3V CHEMICAL CAPACITOR C74, C301,C142 on MB 2
01909690 RA2-16V471MC-T2 470 UF/16V CHEMICAL CAPACITOR C144 on MB 3
13649269 ECA1CM100B 10 UF/16 V CHEMICAL CAPACITOR C74,C110,C119,C163,C176,C178,C180,C187,C194,
13639512M0 ECEA0JKA101B 100 UF/6.3V CHEMICAL CAPACITOR C100,C105 on MB 2
13639547M0 ECEA1CKA220B 22 UF/16 V CHEMICAL CAPACITOR C154 on MB 1
13639546M0 ECEA1CKA100B 10 UF/16 V CHEMICAL CAPACITOR C64,C78,C117,C124,C132,C156 on MB 8
13639547M1 ECA1CM220B 22 UF/16V CHEMICAL CAPACITOR C159,C171,C183,C189,C198,C204,C242,C243,
13639557M0 ECA1CM102B 1000 UF/16V CHEMICAL CAPACITOR C143,C145 on MB 1
13639605M0 ECA1HM4R7B 4.7 UF/50 V CHEMICAL CAPACITOR C174,C166 on MB 2
02672689 ECEA1HKAR22B 0.22UF/50 V CHEMICAL CAPACITOR C308 on MB
C148,C149,C150,C240 on SB
C60,C61,C62,C63,C65,C66,C67,C68,C69,C70,C73,
C77,C92,C97,C99,C101,C102,C106,C107,C109,C115,
C116,C118,C121,C122,C123,C133,C134,C140,C141,
C146,C147,C155,C161,C162,C165,C172,C173,C175,
C177,C193,C195,C213,C264,C265,C305,C306 on MB
C103,C104,C126,C128,C246,C247,C248 on MB
C131,C135,C152,C208,C209,C210,C223,C226,C227,
C234,C235,C236,C237,C238,C239,C249,C250,C251,
C258 on MB
C184,C203,C216,C253,C254,C255,C257,C263,C266,
C267,C268,C269,C270,C271,C272,C273,C274,C275,
C276,C277,C278,C279,C280,C281,C282,C289,C291,
C292,C293,C294,C295,C296,C297,C298,C299,C300,
C302,C303,C304 on MB
C205,C211,C225
C244 on MB
50
7
28
39
12
9
INDUCTOR, COIL, FILTER
# 02563301 ELC10D221E CHOKE COIL L7 on MB 1
13529246 DSS310-91D223S-50ATL12-134 EMI FILTER FL1 on MB 1
00903167 N2012Z601T02 (CHIP) FERRITE-BEAD L1,L2,L3,L4,L8,L9,L10,L11,L13,L14,L15,L20,L21,
L22,L23,L24,L26,L27,L28,L29,L30,L31,L32,L33,
L34,L35,L36,L37,L38,L39,L40,L41,L42,L43,L44,L45,
L46,L47,L48,L49,L50,L51,L52,L53 on MB
01233345 N2012Z121T02 (CHIP) FERRITE BEAD L16,L17,L18,L19 on MB 4
CRYSTAL, RESONATOR
# 02561323 MA-406 33.8688MHZ TE24 CRYSTAL X1 on MB 1
01899745 AT-41CD2 6.4MHZ CRYSTAL X2 on MB 1
SCREW
# 40451234 COIN SCREW M3x8 BZC 2
40011312 SCREW 3x8 BINDING TAPTITE P BZC 7
40011278 SCREW 3x8 BINDING TAPTITE P FE ZC 8
PACKING
# 02567312 FRONT PAD 1
# 02567323 REAR PAD 1
# 02567301 PACKING CASE 1
# 02567334 ACI ADAPTOR PAD ACI ADAPTOR(100 V,120 V,230 V only) 1
# 02568412 ACB ADAPTOR PAD ACI ADAPTOR(230 VE,240 VA only) 1
MISCELLANEOUS
02236489 FOOT 14.5x14.5 4
40344445 LABEL FCC CAUTION 1
44
10
Mar.2001 SP-303
ACCESSORIES (STANDARD)
# 71785990 OWNER'S MANUAL JAPANESE 1
# 71890456 OWNER'S MANUAL ENGLISH 1
00905756 AC ADAPTOR ACI-100C 1
00905767 AC ADAPTOR ACI-120C 1
01018312 AC ADAPTOR ACI-230C 1
01458278 AC ADAPTOR ACB-230E (230 VE) 1
12449549 AC ADAPTOR ACB-240(A) 1
40232389 WARRANTY CARD (JAPAN only) 1
# 40451756 LEAFLET ENGLISH/JAPANESE 1
11
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