Yamaha Strings SS-30 Service Manual
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06385
YAMAHA
STRINGS
SS-30
SERVICE
MANUAL
'78.2. 1.5K
Printed in
Japan
Table of Contents
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Summary of Contents for Yamaha Strings SS-30

  • Page 2: Table Of Contents

    SS-30 (S/ # 1001 ~) CONTENTS Page CORDING GUIDE ..........................2 SPECIFICATIONS ..........................2 ASSEMBLY LAYOUT .......................... 2 PANEL LAYOUT ..........................3 Circuit Diagram ..........................4 Circuit Diagram ........................6 Circuit Diagram ........................8 Circuit Diagram ..........................10 Circuit Diagram ..........................12 Circuit Diagram ..........................
  • Page 3: Cording Guide

    TRANSPAPENT ..TR PINK ......PK F·C F·S Fuse AC-I N WIRE COLOR - Musical Note Indication LOGIC SYMBOL Exlusive OR (Inverter) PANEL 1 (PN1) YAMAHA Truth Table Truth Table NAND NAND Truth Table Truth Table Truth Table Truth Table PANEL 2...
  • Page 4: Panel Layout

    SS-30 (S/ 100l ~) PANEL LAYOUT REAR PANEL (RP) YAMAHA STRINGS MODEL SS-30 NIPPON GAKKI CO., LTD. 1OOVOLTS 20WATTS 50/60Hz HAMAMATSU JAPAN OUTPUT FOOT CONT. FOOT SW. (VOLUME) (SUSTAIN) SER . NO YAMAHA BRILLIANCE VIBRATO SUSTAIN KBD.SPLIT CELLO VOLUME POWER...
  • Page 5: K1 Circuit Diagram

    SS-30 (S/ # l00 l ~ ) Circuit Diagram Keying Drive (68) TR RA-LF-TR(34) K2-TR(66) (65)AT2 K1-AT1 (82) K13(29) KS-M-C3 (2)D13 RA-G1-C2(26') S2(67) K1-S1(84) -7(74) DC - - -7.5 K12(31) KS-M-B2 (4)D12 RA-G1-B1(24') K11(33) KS-M-A#2 (6) D11 RA-G1-A#1(14') K10(35) KS-M-A2 (8)D10 RA-G1-A1(12') K9(37)
  • Page 6 SS30 (S/# 1001~ ) Circuit Board & Wiring K1- AT1 (82) K1-S1 (84) RA-LF-TR(34) K2- -7 (74) K2-TR(68) (65) (67) (57) (68) KS-M-C3 D13 (2) RA-G1-C2 (26') (29) K13 KS-M-B2 RA-G1-B1 (24') (31) K12 D12 (4) KS-M-A#2 RA-G1-A#1 (14') (33) K11 D11 (6) KS-M-A2 (35) K10...
  • Page 7: Circuit Diagram

    SS-30 (S/#l00 l ~ ) Circuit Diagram Keying Drive (68) TR K1-TR(66) K3-TR(66) (65)AT2 PN1-SW1-M2d K12(31) KS-M-C4 (4) D12 RA-G2-C2(33') S2(67) PN1-SW1-M4d -7(74) K1- -7(57) K1- -7(74) K11(33) KS-M-B3 (6) D11 RA-G2-B1(31') K10(35) KS-M-A#3 (8) D10 RA-G2-A#1(19') K9(37) KS-M-A3 (10) D9 RA-G2-A1(16') K8(39) KS-M-G#3...
  • Page 8 SS30 (S/# 1001~ ) Circuit Board & Wiring PN1-SW1-M2d PN1-SW1-M4c K1-TR(68) K3-TR(68) (65) (57) (68) (67) (29) K13 D13 (2) KS-M-C4 (31) K12 D12 (4) RA-G2-C2(33') KS-M-B3 (33) K11 RA-G2-B1(31') D11 (6) KS-M-A#3 (35) K10 D10 (8) RA-G2-A#1(19') (37) K9 KS-M-A3 D9 (10) RA-G2-A1(16')
  • Page 9: K3 Circuit Diagram

    SS-30 (S/#l00 l ~ ) Circuit Diagram Keying Drive (68) TR K2-TR(68) K4-TR(68) (65)AT2 K3-AT1(82) K12(31) K4-AT1(82) KS-M-C5 (4) D12 RA-G3-C2(33') S2(67) K3-S1(84) K4-S1(84) -7(74) K2- -7(57) K4- -7(74) K11(33) KS-M-B4 (6) D1 1 RA-G3-B1(31') K10(35) KS-M-A#4 (8) D10 RA-G3-A#1(19') K9(37) KS-M-A4 (10) D9...
  • Page 10 SS30 (S/# 1001~ ) Circuit Board & Wiring K3-AT1 (82) K4-AT1 (82) K3-S1 (84) K4-S1 (84) K2-TR (68) K4-TR (68) (68) (67) (65) (57) D13 (2) (29) K13 (31) K12 D12 (4) RA-G3-C2(33') KS-M-C5 (33) K11 D11 (6) RA-G3-B1(31') KS-M-B4 (35) K10 RA-G3-A#1(19') KS-M-A#4...
  • Page 11 SS-30 (S/#l00 l ~ Circuit Diagram Keying Drive (68) TR K3-TR(68) (65)AT2 K4-AT1(82) K12(31) KS-M-C6 (4) D12 RA-G4-C2(33') S2(67) RA-LF-U0(76) K4- S1(84) -7(74) K3- -7(74) K11(33) KS-M-B5 (6) D11 RA-G4-B1(31') K10(35) KS-M-A#5 (8) D10 RA-G4-A#1(19') K9(37) KS-M-A5 (10) D9 RA-G4-A1(16') K8(39) KS-M-G#5 (12) D8...
  • Page 12 SS30 (S/# 1001~ ) Circuit Board & Wiring K4-AT1 (82) RA-LF-U0 (76) K4-S1 (84) K4-TR (68) (68) (67) (65) (57) (29) K13 D13 (2) (31) K12 D12 (4) KS-M-C6 RA-G4-C2(33') KS-M-B5 (33) K11 D11 (6) RA-G4-B1(31') (35) K10 KS-M-A#5 RA-G4-A#1(19') D10 (8) (37) K9 KS-M-A5...
  • Page 13: G1 Circuit Diagram

    SS-30 (S/ # l00 l ~ ) Circuit Diagram Gate and Sustain time Control (32') Divider (42') Master (54') (52') (40') (50') (125)16L RA-LF-I3(3) (48') f= 62.5KHZ 1(6) (38') RA-G3-14(17) (36') (46') 14(9) (44') C2 Key (34') (124)16U (30') ATTACK SLOW- OFF SUSTAIN -MIN K1-D1(26) (28')
  • Page 14 SS-30 (S/ # l00 l ~ ) Circuit Board & Wiring K1-D3 (22) D1 (2') RA-G1-D0 (54') RA-G2-E (71) RA-G2-DE(5) (67) E DE(3) RA-G3-E (71) RA-G4-DE(5) RA-LF-I2(7) RA-G1--26(62) (68)8L -26(4) RA-G1-8U (69) DC--26 K1-D4 (20) D#1 (5') RA-G1-8L (68) (69)8U G (5) RA-G1-D#0 (52') 1 (6)
  • Page 15: G2 Circuit Diagram

    SS-30 (S/ # l00 l ~ ) Circuit Diagram Gate and Sustain time Control (48') Divider (62') (60') Master (45') (57') (123)16L RA-LF-I7(53) (55') (43') f=125KHZ (40') I1(15) RA-G4-14(17) (52') (50') 14(17) (38') (124)16U RA-LF-I5(50) (36') K2-D1(26) (21') K2-D2(24) (7') K2-D3(22) (9') K2-D4(20)
  • Page 16 SS-30 (S/ # l00 l ~ ) Circuit Board & Wiring RA-G2--26 (61) RA-G1--26 (62) RA-G1-DE (3) K2-D2 (24) D1 (7') (71) E RA-G2-D0 (62') K2-D3 (22) PC (9) D#1 (9') RA-G2-D#0 (60') K2-D5 (18) F1 (12') RA-G2-F0 (57') G (13) K2-D6 (16) 0 (14) F#1 (14')
  • Page 17: G3 Circuit Diagram

    SS-30 (S/ # l00 l ~ ) Circuit Diagram Gate and Sustain time Control DE(5) RA-G4-DE(5) ..-26(3) RA-G2--26(61) RA-G3--26(61) (48') -9(60) RA-G4--9(6 ) RA-G1--9(58) -26(61) Divider RA-G4--26(3) (62') RA-G3--26(3) (60') Master (45') (57') (123)16L (55') f= 250KHZ (43') (40') I1(15) RA-G3-01(135) (52')
  • Page 18 SS-30 (S/ # l00 l ~ ) Circuit Board & Wiring RA-G3- I1 (15) RA-G4- 0 (14) RA-G3- I2 (27) (136) RA-G3- 0 (14) (137) (135) (134) (138) I2 O2 I1 O1 G RA-G2--26 (61) -26 (3) RA-G3--26 (61) RA-G4-DE (5) DE (5) DL-E K3-D2 (24)
  • Page 19: G4 Circuit Diagram

    SS-30 (S/ # l00 l ~ ) Circuit Diagram Gate and Sustain time Control DE(5) RA-G1-DE(3) RA-G3-DE(5 ) -26(3) RA-G2--26(61) RA-G3--26(61) (48') -9(60) RA-G3--9(60) Divider -26(61) RA-G4--26(3) (62') Master (60') (45') f= 443KHZ (57') (123)16L RA-F-U5L(83) (55') (43') f= 500KHZ I1(15) RA-G4- 0(14) (40')
  • Page 20 SS-30 (S/ # l00 l ~ ) Circuit Board & Wiring RA-G4--26 (61) -26 (3) RA-G3--26 (61) RA-G1-DE (3) DE (5) RA-G3-DE (5) RA-G3-E (71) K4-D2 (24) D1 ( ') (71) E RA-F-E (41) RA-G4-D0 (62') (72) E K4-D3 (22) RA-LF-V2 (69) PC (9) D#1 (9')
  • Page 21: Lf Circuit Diagram

    SS-30 (S/ # l00 l ~ ) Circuit Diagram Sustain Control Pitch Control,Voltage Mixing Trigger Vibrato OSC PN1-VR5-1 (83) (SUSTAIN VIOLIN) PN1-VR4-1 (84) (SUSTAIN CELLO) RA-G3-PC(9) (70) PN1-VR3-3 PN1-VR5-2 (81) (32) (SUSTAIN VIOLIN) (DEPTH) K4-S2(67) (76) PN1-VR1A-2 (72) K1-TR(68) (PITCH) PN1-VR4-2 (34) (82)
  • Page 22 SS-30 (S/ # l00 l ~ ) Circuit Board & Wiring I3 (3) RA-F-L1 (22) RA-G1-16U (125) (46) 03 04 (4) RA-F-U1L (79) RA-G2-8L (74) (47) I6 I1 (5) RA-F-U2(68) (48) 06 RA-G2-8U (73) 01 (6) RA-F-L3(25) (49) 05 RA-F-U3 (70) I2 (7) RA-G2-16U (124) RA-G1-8L (68)
  • Page 23 SS-30 (S/ # l00 l ~ ) Circuit Diagram CLOCK OSC (84) Highcut Filter φA RA-2F-φA(68) (32) (47) Analog Delay -14+1V f=50KHz RA-F-03(7) ( 6) PN2-VR-3 (45) (ORCHESTRA DEPTH) φB RA- F-φB(67) (33) φC RA-LF-φC(66) (3 ) Note) Tr1~3, 6~8, 11~13 : 2SC458LG Tr4,5,9,10,14,15 : 2SA495 D1 ~ 12...
  • Page 24 SS-30 (S/ # l00 l ~ ) Circuit Board & Wiring E (3) RA-LF-E (27) (46) E PN2-VR-EP e (4) RA-LF-+15 (29) (47) +15 PN2-VR-3 (48) 0 RA-F-E(49) E (15) RA-F-03 (7) i (16) Note) 1. Print Board : LC32820 2.
  • Page 25: F Circuit Diagram

    SS-30 (S/ # l00 l ~ ) Circuit Diagram VIOLIN VIOLIN Mixing Amp and Filter Buffer U7(75) RA-G4-8U(73) U6(74) I1(63) RA-G4-8L(74) PN1-SW7-T1 (VIOLIN 1) U5(73) PN1-SW7-M1 I2(62) RA-G3-8U(73) (64) PN1-SW8-T1 (VIOLIN 1 ) I3(60) U4(71) (VIOLIN 2 ) RA-G3-8L(74) PN1-VR8-1 PN1-SW8-M1 UI(27) (65)
  • Page 26 SS-30 (S/ # l00 l ~ ) Circuit Board & Wiring RA-LF-15 (25) -15 (3) RP-EJ1-7 (46) +15' DC--15 -15 (4) DC--15 EO ( ) EO (5) RA-F-P1 (35) PI�(35) PN2-VR-1 O3 ( ) RA-OR-I(16) PN2-SW3-T2 E (8) PN2-SW2-T2 PN2-SW2-M1 I6 (9) PN2-SW3-M1 P- 3-1...
  • Page 27 SS-30 (S/ # l00 l ~ ) SUSTAIN VIBRATO KBD SPLIT CELLO VIOLIN DEPTH PITCH DETUNE DELAY VR1A VR1B K3-S1(84) RA-LF-UT(81) RA-F-+15(48) K1-S1(84) PN1-SW5-T RA-LF-1(9) RA-LF-U3(83) RA-LF-TC(41) RA-LF--15(26) RA-LF-DT(74) K1-AT1(82) K2-S1(84) RA-LF-2(10) RA-LF-LI(82) RA-LF-PC (72) RA-LF-E(28) K2-S2(67) RA-LF-3(11) K2-AT1(82) PN1-SW2-B RA-LF--7(78) RA-LF-4(12) K2-AT2 (65)
  • Page 28: Panel

    SS-30 (S/ # l00 l ~ ) SWITCH (KS) Circuit Diagram PN2-EP PANEL 2 REAR PANEL Circuit Diagram (RP) Circuit Diagram ORCHESTRA FOOT FOOT DEPTH SPEED CELLO VIOLIN CONTROLLER OUTPUT E J 1 E J 2 RA-OR-E(4) RA-F-01(28) KS-T RA-F-E(41) RA-LF-B(16) RA-F-SI(50) RA-F-C4(6)
  • Page 29: Power Supply (Primary)

    SS-30 (S/ # l00 l ~ ) POWER SUPPLY Circuit Diagram (PRIMARY) RA-F-+15(47) RA-F-E (40) RA-G3-DE(5) RA-K1--7(74) RA-F--15(3) RA-G1-26(4) Circuit Board -28-...

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