Korg SV-1 StageVintage Service Manual
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Korg SV-1 StageVintage Service Manual

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SERVICE MANUAL

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  • Page 1 SERVICE MANUAL...
  • Page 2 Target Specification Keybed 88 Keys/ Korg RH3 - 73 keys / Korg RH3 (E-E) Sound Engine TG01 (EDS) Max Voice Polyphony 80 Voice ( New Polyphony Alghorithm) Wave Memory 256MB = 512MB 16bit/Linear converted 36 presets : 6 Banks x 6 Variations...
  • Page 5 DISASSEMBLY 1 (73 keys) "DISASSEMBLY 2" 5 kgfxcm 5 kgfxcm f - FERL001064 front bar hook a - VTA0010053 15 kgfxcm b - VTA0010054 15 kgfxcm d - VTA8001093 5 kgfxcm e - VTA8001087 15 kgfxcm = Tightening sequence c - PLA0001163...
  • Page 6 DISASSEMBLY 1 (88 keys) "DISASSEMBLY 2" 5 kgfxcm 5 kgfxcm f - FERL001061 b - VTA0010054 15 kgfxcm a - VTA0010053 15 kgfxcm front bar hook d - VTA8001093 5 kgfxcm e - VTA8001087 15 kgfxcm = Tightening sequence c - PLA0001163...
  • Page 7 DISASSEMBLY 2 "KEYBOARD GROUP" "KEYBOARD BASE GROUP" "DISASSEMBLY 3" d - FEL0001029 e - FEL0010068...
  • Page 8 DISASSEMBLY 3 (73 keys) "DISASSEMBLY 4" "CONTROL PANEL GROUP" c - VTA8001050 8 kgfxcm...
  • Page 9 DISASSEMBLY 3 (88 keys) "DISASSEMBLY 4" "CONTROL PANEL GROUP" c - VTA8001050 8 kgfxcm...
  • Page 10 DISASSEMBLY 4 "DISASSEMBLY 5" align the edge of the power supply (f) with the music rest support align the edge of the main board (h) with the one of the socket board j - PLA0001062 "POWER SUPPLY GROUP" h - GRA0002143 g - FEL0010059 i - CAV0010060 (73 keys) i - CAV0010066 (88 keys)
  • Page 11 DISASSEMBLY 5 (73 keys) 25mm 150mm 50mm "OUTPUT BOARD GROUP" c - VTA8001068 8 kgfxcm e - VTA8001051 5 kgfxcm l - PLA0001046 15mm 75mm 150mm h - VTA8001039 5 kgfxcm o - VTA8001037 8 kgfxcm g - VTA8001050 14 kgfxcm i - VTA8001038 8 kgfxcm 40mm b - GRA0002162...
  • Page 12 DISASSEMBLY 5 (88 keys) "OUTPUT BOARD GROUP" 150mm 50mm 25mm 75mm c - VTA8001068 8 kgfxcm e - VTA8001051 5 kgfxcm l - PLA0001046 15mm 75mm 150mm h - VTA8001039 5 kgfxcm o - VTA8001037 8 kgfxcm g - VTA8001050 14 kgfxcm i - VTA8001038 8 kgfxcm b - GRA0002162 20mm...
  • Page 13 CONTROL PANEL GROUP 1 h - PLA0010100 i - PLA0010094 j - PLA0010093 c - VTA8001010 6 kgfxcm l - FER0010156 k - FER0010155 d - PLA0010086 "CONTROL PANEL GROUP 2" b - VTA0010046 e - 8 kgfxcm a - CAV0010047 "TUBE GROUP"...
  • Page 14 CONTROL PANEL 2 Left c - GRA0002146 g - FEL0010073 Right a - GRA0002145 d - PLA0001046 f - CAV0010057 b - VTA8001037 8kgfxcm = Tightening sequence e - CAV0010056...
  • Page 15 CONTROL PANEL GROUP 3 Left a - FERL001064 (73 keys) a - FERL001060 (88 keys) 1 = group 1 in "CONTROL PANEL GROUP 4" 2 = group 2 in "CONTROL PANEL GROUP 4" b - FEL0001018 3 = group 3 in "CONTROL PANEL GROUP 4"...
  • Page 16 CONTROL PANEL GROUP 4 b - PLA0010098 d - PLA0010096 e - PLA0010091 c - PLA0010095 g - PLA0010090 a - PLA0010097 f - PLA0010092 i - PLA0010120 j - PLA0010121 k - PLA0010122 l - PLA0010123 m - PLA0010124 n - PLA0010125 o - PLA0010126 q - PLA0010088...
  • Page 17 PLASTIC SIDE GROUPS 5 kgfxcm a - PLAL001014 (73 keys) c - VTA8001093 8 kgfxcm Left a - PLAL001017 (88 keys) f - FER0010159 k - VTA0010055 h - VTA8001050 15 kgfxcm e - VTA8001019 5 kgfxcm g - CAV0010067 b - FERL001067 j - FEL0010026 i - VTA8001011...
  • Page 18 KEYBOARD GROUP e - PLA0001130 40mm 73k 200mm 73keys 35mm 88k 290mm 88keys f - PLA0001046 b - GRA0002161 c - CAV0010065 (73 keys) c - CAV0010023 (88 keys) d - PLA0010128 a - TAS0010006 (73 keys) a - TAS0010008 (88 keys) g - VTA8001037 8 kgfxcm...
  • Page 19 OUTPUT BOARD GROUP b - GRA0002144 d - FER0010124 c - FER0010125 j - CAV0010048 e - CAV0010053 k - PLA0001062 a - VTA8001037 10 kgfxcm h - CAV0010052 f - CAV0010049 i - CAV0010059 g - CAV0010058...
  • Page 20 POWER SUPPLY GROUP c - TRA0004003 b - FEL0001029 a - FER0010129 g - CAV0010054 20mm 20mm d - VTA8001032 10kgfxcm e - VTA8001050 14kgfxcm f - VTA8001011...
  • Page 21 TUBE GROUP h - FEL0010067 c - FEL0010049 f - CAV0010055 e - VTA8001037 5kgfxcm b - GRA0002153 d - PLA0010119 g - CAV0010051 a - GRA0002154...
  • Page 22 KEYBOARD BASE GROUP 140mm 140mm b - FEL0001048 a - LEG0010056 (73keys) a - LEG0010055 (88keys)
  • Page 23 SV1 BLOCK DIAGRAM MIDI MIDI CAV0010067 KIP2154 CAV0010051 CAV0010053 1/2 IN/OUT JACK BOARD KIP-2144 MAIN FILTER KIP2162 SD CARD +3.3V CONN. UART1 VALVE PEDALS FORCE BOARD POWER KIP2153 TG01 ALIMENTATORE SMPS PANEL GND CABLE PT45 256Mbit GREE/YELLOW SDRAM CAV0010054 64Mbit FX SDRAM CAV0010048 =NOT USED PARTS...
  • Page 62 SV1 PART LIST PART LIST ELECTRONIC COMPONENTS CODE DESCRIPTION REFERENCE Q. 88k Q. 73k GRA0002143 MAIN BOARD GRA0002144 IN/OUT BOARD GRA0002145 LEFT PANEL BOARD GRA0002146 RIGHT PANEL BOARD GRA0002153 VALVE AUDIO BOARD GRA0002154 VALVE SOCKET BOARD GRA0002155 HEADPHONE BOARD GRA0002161 KEYBOARD INTERFACE GRA0002162 MAIN LINE FILTER...
  • Page 63 SV1 PART LIST PART LIST IN/OUT BOARD GRA0002144 CODE DESCRIPTION Q.TY CIN0002074 IC SN74LVC125A QUAD BUF. SMD CIN0003011 SMD DUAL HEADPH.OP. AMP. CIN0010027 IC PC410LENIP-OF, SOP6 OPTOIS. CIN0010050 2CH OPAMP NE5532D/NJM5532M SO8 CON0001075 BLACK CON. PICOFLEX 12V P1.27 CON0001076 BLACK CON. PICOFLEX 16V P1.27 CON0001079 USB CONNECTOR CON0005001...
  • Page 64 SV1 PART LIST PART LIST VALVE AUDIO BOARD GRA0002153 CODE DESCRIPTION Q.TY CIN0002032 CIRC.INT.SN74AHCT04D CIN0010055 MAXIM_MAX361ESE CIN0010071 OPAMP 2CH NJM2082M SO8 CON0001075 BLACK CON. PICOFLEX 12V P1.27 CON0010071 VERT. MALE CON JST B9B-EH-A TRA0010000 AUDIO TRANSFORMER 2.2H/2.2H TRS0002001 NPN RES. TRANSISTOR DTC114EKA TRS0002002 PNP RES.
  • Page 65 SV1 PART LIST PART LIST PLASTIC COMPONENTS CODE DESCRIPTION REFERENCE Q. 88k Q. 73k PLA0001046 SMALL CABLE HOLDER D5-73 D5-88 CP2 KB PLA0001047 CABLE HOLDER PLA0001057 FERRITE FIXING TIE PLA0001062 CABLE TIE FCV-100 PAN TY D4 OB PLA0001130 CFCC-8-04A FLAT CABLE HOLDER PLA0001163 SV1 RUBBER FOOT D1-73 D1-88...
  • Page 66 FERL001065 REAR PROFILE AL 73 D5-73 FERL001067 L METAL SIDE PANEL FERL001068 R METAL SIDE PANEL FERL001069 SV-1 KORG LOGO D5-73 D5-88 PART LIST CONTROL PANEL FERL001060 (88keys) CODE DESCRIPTION Q.TY FER0010137 CONTROL PANEL 88 PART LIST FRONT BAR FERL001061 (88keys)
  • Page 67 SV1 PART LIST PART LIST FRONT BAR FERL001064 (73keys) CODE DESCRIPTION Q.TY FER0010133 FRONT BAR ROUGH FER0010139 FRONT BAR PROFILE SV1 VINTAGE kg 0,85 PART LIST REAR PROFILE FERL001065 (73keys) CODE DESCRIPTION Q.TY FER0010132 REAR PROFILE ALLUMINUM ROUGH FER0010138 ALUMINUM PROFILE SV1 VINTAGE kg 2.65 PART LIST LEFT METAL SIDE PANEL FERL001067 CODE...
  • Page 68 SV1 PART LIST PART LIST FELTS AND ELASTIC COMPONENTS CODE DESCRIPTION REFERENCE Q. 88k Q. 73k FEL0001018 DOUBLE ADHESIVE SIDE 3M 5mm 0,35 0,35 FEL0001029 ADHESIVE TAPE ART.389 3M 18mm D2 PLS POS FEL0001048 ALUMINIUM ADHESIVE TAPE 50X50 0,65 0,65 FEL0010026 HEADPHONE ADHESIVE LABEL WHITE FEL0010049...
  • Page 69 KEYBOARD 88K TAS0010000 order only every single component directly from KORG Inc. (Japan) KEYBOARD 73K TAS0010006 order this code and every single component directly from KORG Inc. (Japan) TAS0010008 PEDALE DAMPER DS2H PART LIST KEYBOARD WOODEN BASE LEG0010055 (88keys) CODE DESCRIPTION Q.TY...
  • Page 70 Address KORG ITALY S.p.A. Via Cagiata, 85 I-60027 Osimo (An) Italy Web servers www.korg.it www.korg.net www.korg.com www.korgpa.com © 2009 KORG Italy All Rights Reserved PART NUMBER: MAN0002017 Printed in Italy, November 2009...

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