Korg Pa1X Service Manual
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Korg Pa1X Service Manual

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See also: User Manual , Instruction and Installation Manual
SERVICE MANUAL

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Summary of Contents for Korg Pa1X

  • Page 1 SERVICE MANUAL...
  • Page 2 Digital Drawbars Sound Edit On-board full editing for Sounds and DrumKits Sampling Record, Edit, Time Slice (compatible with Korg, Wav, Aiff and AKAI) 16Mb – up to 32 Mb with Optional 16Mb standard Simm PCM RAM Memory PCM ROM Expansion...
  • Page 3 ATA-IDE Interface – 2,5" (user installable) SUG TC1 - TC Helicon "Pitch Correction / Voice Modeling" Upgrade Voice Processor Korg CDRW-1 - CD Audio and CD ROM (rewritable starting from O.S. v. 2.0) CD Audio Player (user installable) CD Installation Kit...
  • Page 4 = n°11 PLA0001146 b = n°1 PLA0001136 428 mm (16.85 in) (7.4 in) 189 mm 1123 mm (44.2 in) Weight 22 Kg (48.5 lbs) Full view...
  • Page 5 FEL0001030 FEL0001030 VTA0001051 FER0002054 Unscrew n°19 screws marked (a) VTA0001067 FEL0001030 Unscrew n°8 screws marked (b) VTA0001036 FEL0001101 VTA0001039 FER0002056 FEL0001100 FEL0001059 VTA0001039 VTA0001060 FEL0002053 Upper case RIL0001291 VTA0001010+VTA0001048 FEL0001040 FER0001216 VTA0001037 RIL0001290 FEL0001110 RIL0001286 FEL0001110 RIL0001182 Lower case Disassembly...
  • Page 6 Unscrew n°5 screws marked (c) VTA0001010 FDD0001018 VTA0001037 BOB0001003 FER0001216 PLA0001046 FER0001217 FDD0001018 U.S.A. Version RIL0001196 RIL0001273 RIL0001274 RIL0001303 GRA1002066 FDD0001018 VTA0001037 VTA0001038 FDD0001018 FDD0001018 RIL0001202 VTA0001051 RIL0001276 RIL0001275 PLA0001046 Unlock n°8 cable ties (b) PLA0001046 FER0001191 Unscrew n°16 screws marked (a) VTA0001067 RIL0001280 RIL0001277 TAS0001021...
  • Page 7 Unscrew n°68 screws marked (a) VTA0001038 PLA0001046 GRA0002060 GRA0002063 RIL0001275 RIL0001276 RIL0001274 RIL0001273 RIL0001195 GRA0002067 GRA0002059 FEL0001103 FEL0001103 PLA0001046 RIL0001303 RIL0001196 RIL0001262 GRA0002058 GRA0002064 RIL0001281 FDD0001019 PLA0001046 Upper case 2...
  • Page 8 PLA0001134 PLA0001133 PLA0001135 FEL0001104 FEL0001107 FEL0001105 FEL0001106 PLA0001139 PLA0001140 PLA0001141 PLA0001142 PLA0001144 PLA0001148 Upper case 3...
  • Page 9 VTA0001023 + VTA0001048 FER0001189 RIL0001293 FEL0001103 RIL0001292 FER0001190 FEL0001090 VTA0001084 FER0001214 VTA0001084 FEL0001089 FER0001208 VTA0001051 = FEL0001056 PLA0002055 Upper case 4...
  • Page 10 FDD group RIL0001284 (1) Staple FEL0001111 PLA0001046 RIL0001286 FER0001177 FEL0001103 VTA0001045 a = n°25 VTA0001037 RIL0001286 RIL0001284 (1) b = n°11 VTA0001048 RIL0001284 (2) VTA0001011 RIL0001284 (2) FER0001186 Lower case 1...
  • Page 11 RIL0001272 RIL0001269 a = n°17 FEL0001103 VTA0001038 + PLA0001046 VTA0001050 RIL0001284 (2) RIL0001291 VTA0001011 RIL0001290 RIL0001267 RIL0001272 BOB0001001 RIL0001267 RIL0001272 RIL0001271 RIL0001278 RIL0001205 CDRom group GRA1002057 RIL0001264 FDD group RIL0001205 Lower case 2...
  • Page 12 FDD group FEL0001103 VTA0001038 FDD group RIL0001265 PLA0001046 CDRom group FER0001215 VTA0001051 VTA0001038 VTA0001010 GRA0002073 Lower case 3...
  • Page 13 VTA0001084 PLA0001046 RIL0001284(1) VTA0001050 VTA0001011 Output group RIL0001268 VTA0001084 RIL0001283 VTA0001067 RIL0001271 VTA0001067 RIL0001272 RIL0001265 RIL0001287 Bottom view PLA0001046 RIL0001269 a = n°10 FEL0001103 RIL0001283 To the bottom view Lower case 4...
  • Page 14 FEL0001103 RIL0001288 + RIL0001289 Amplifier group RIL0001266 VTA0001067 RIL0001289 RIL0001288 RIL0001266 Main filter group PLA0001171 PLA0001046 VTA0001067 FER0001179 VTA0001038 Switching group a = n°10 VTA0001037 VTA0001050 Lower case 5...
  • Page 15 ALT0001020 VTA0001004 CPU group VTA0001051 FEL0001110 RIL0001288 RIL0001289 VTA0001051 FEL0001097 PLA0001046 FEL0001103 Alluminium side Alluminium side FEL0001078 FEL0001109 = FEL0001056 FEL0001110 Staples Mylard side Mylard side Lower case 6...
  • Page 16 = plastic glue PLA0002054 PLA0001160 FEL0001087 FEL0001087 PLA0001159 FEL0001040 a = n° 24 VTA0001067 Lower case 7...
  • Page 17 Unscrew n°7 screws marked (a) VTA0001049 VTA0001038 RIL0001202 FEL0001029 FDD0001018 GRA0002065 PLA0002056 PLA0001132 FDD0001018 LCD group...
  • Page 18 PLA0001157 GRA1002074 VTA0001011 VTA0001028 RIL0001263 VTA0001045 VTA0001023 VTA0001048 FER0002059 RIL0001263 GRA1002074 VTA0001031 FER0001210 RIL0001263 PLA0001171 Main filter group...
  • Page 19 VTA0001032 PLA0001170 PLA0001169 fixed by PLA0001170 TRA0004004 VTA0001032 FER0001178 Switching group...
  • Page 20 FER0001207 GRA0002076 VTA0001031 GRA0002075 VTA0001006 FEL0001111 VTA0001023 VTA0001023 FER0001207 Amplifier group...
  • Page 21 FER0001182 GRA0002071 VTA0001085 CDRom group...
  • Page 22 RIL0001279 GRA0002080 GRA1002057 FER0001185 PLA0001130 FEL0001036 RIL0001282 PLA0001047 RIL0001205 PLA0001046 RIL0001279 FDD0001017 GRA1002057 RIL0001282 RIL0001205 a = n°13 VTA0001031 Main board group...
  • Page 23 FER0001183 FEL0001028 RIL0001264 RIL0001270 FEL0001112 VTA0001031 FEL0001028 VTA0001031 FDD0001001 FER0001183 FDD group...
  • Page 24 a = n°14 VTA0001031 = n°5 VTA0001037 GRA1002056 RIL0001269 RIL0001283 RIL0001268 RIL0001283 FEL0001036 PLA0001047 RIL0001272 FER0001184 GRA1002056 PLA0001047 VTA0001096 VTA0001015 PLA0001046 FER0002058 RIL0001287 RIL0001268 GRA1002056 VTA0001005 RIL0001271 RIL0001265 RIL0001182 Output group...
  • Page 31 Output board KIP2056 bottom side Output board KIP2056 top side...
  • Page 35 Main board KIP2057 bottom side Main board KIP2057 top side...
  • Page 37 Left panel board KIP2058 component side...
  • Page 39 Right panel board KIP2059 component side...
  • Page 41 Central panel board KIP2060 component side...
  • Page 43 8 slider panel board KIP2063 component side...
  • Page 45 Master volume board KIP2064 component side...
  • Page 47 LCD board KIP2065 component side...
  • Page 51 Peripheral interface Peripheral interface KIP2066 bottom side KIP2066 top side...
  • Page 53 Dial controller KIP2067 component side...
  • Page 55 Aftertouch board KIP2068 component side...
  • Page 57 CDRom interface KIP2071 bottom side CDRom interface KIP2071 top side...
  • Page 59 Headphone board KIP2073 component side...
  • Page 61 Main filter KIP2074 component side...
  • Page 63 Power amplifier-supply KIP2075 top side Power amplifier-supply KIP2075 bottom side...
  • Page 65 Loudness and limiter board Loudness and limiter board KIP2076 bottom side KIP2076 top side...
  • Page 68 Harmony board KIP2080 bottom side Harmony board KIP2080 top side...
  • Page 71 Pa1X PART LIST PART LIST ELECTRIC COMPONENTS CODE DESCRIPTION REFERENCE Q.TY GRA0002058 LEFT PANEL BOARD GRA0002059 RIGHT PANEL BOARD GRA0002060 CENTRAL PANEL BOARD GRA0002063 8 SLIDER PANEL BOARD GRA0002064 MASTER VOLUME GRA0002065 LCD BOARD GRA0002067 DIAL GRA0002068 AFTER TOUCH GRA0002071...
  • Page 72 Pa1X PART LIST PART LIST MAIN BOARD CODE DESCRIPTION REFERENCE Q.TY CIN0002025 CIRC.INT.GM82C765BS-44 (F.D.C) CIN0002026 CIRC.INT.SN74AHCU04D HEX.UND. U53 U57 U60 U66 CIN0002028 CIRC.INT.74LVX4245MTCX TRANSCE U24-25 CIN0002029 CIRC.INT.TC74VHC21FN U32 U69 CIN0002030 CIRC.INT.SN74AHC32D CIN0002031 CIRC.INT.SN74AHC374DW CIN0002032 CIRC.INT.SN74AHCT04D U64 U70 CIN0002033 CIRC.INT SN74AHCT139D...
  • Page 73 Pa1X PART LIST PART LIST LEFT PANEL BOARD CODE DESCRIPTION REFERENCE Q.TY DIX0005300 1N4148 H. SPEED SW. DIODE D1-38 INT0001008 TACT SWITCH SKHVBE SW1-38 LED0001004 3MM BLUE LED DL1-15 DL17-28 LED0005004 3MM BICOLOR LED red/green DL16 PART LIST RIGHT PANEL BOARD...
  • Page 74 Pa1X PART LIST PART LIST PERIPHERAL INTERFACE CODE DESCRIPTION REFERENCE Q.TY CIN0002012 I.C.TC74HC138 AFN SMD IC4-6 IC10 CIN0002026 I.C.SN74AHCU04D HEX.UND. IC12 CIN0002053 I.C.HEX INV TRIG.74HC14D IC13 CIN0002054 I.C.ANAL.MUX/ DEMUX.74HC4052D IC1-3 CIN0002055 I.C.QUAD.BUFFER 3 OUT.74HC125D CIN0002056 IC. SCANNER (NKS3.5)HD6433394A35F(S) QUA0006004 QUARTZ SMD HCM49 16MHz TRA0005001 LCD DC-AC 4.5W 10A INVERTER...
  • Page 75 Pa1X PART LIST PART LIST DIAL CODE DESCRIPTION REFERENCE Q.TY DIX0005300 1N4148 H. SPEED SW. DIODE D1-2 INT0001008 TACT SWITCH SKHVBE SW1-2 INT0001015 ENCODER PART LIST HARMONY BOARD CODE DESCRIPTION REFERENCE Q.TY CIN0002008 QUAD NAND GATE CIN0002034 OCTAL BUFFER/LINE DRIVER 3 STATE OUTPUTS...
  • Page 76 Pa1X PART LIST PART LIST HARNESSES CODE DESCRIPTION REFERENCE Q.TY RIL0001182 MASTER VOLUME D OG RIL0001195 DIAL RIL0001196 LED LEFT PANEL BOARD UC1 UC2 RIL0001202 UC1 LCD RIL0001205 HD/MB/CDRom LC2 MBG RIL0001262 ACC. VOLUME RIL0001263 PRIMARY SUPPLY RIL0001264 FDD/CPU SUPPLY...
  • Page 77 Pa1X PART LIST PART LIST SCREWS CODE DESCRIPTION REFERENCE Q.TY VTA0001004 SCREW 4X15 TFR PR VTA0001005 SCREW M3X10 TC VTA0001006 SCREW 3MX14 TC VTA0001010 SCREW 3X16 TFR HILO D UC1 LC3 VTA0001011 GROVER Ø 4 LC1 LC2 LC4 MFG VTA0001015...
  • Page 78 Pa1X PART LIST PART LIST METAL COMPONENTS CODE DESCRIPTION REFERENCE Q.TY FER0001164 CDRom SUPPORT FER0001170 MUSIC REST FER0001177 MAIN FILTER PROTECTION FER0001178 POWER SUPPLY SUPPORT FER0001179 POWER SUPPLY PROTECTION FER0001183 DRIVE FIXING PROFILE FER0001184 OUTPUT BOARD SUPPORT FER0001185 MAIN BOARD SUPPORT...
  • Page 79 Pa1X PART LIST PART LIST PLASTIC COMPONENTS CODE DESCRIPTION REFERENCE Q.TY PLA0001046 SMALL CABLE TIE UC1 UC2 LC1 LC3 LC4 LC5 LC6 MBG OG PLA0001046 SMALL CABLE TIE UC1 (USA) PLA0001047 BIG CABLE TIE PLA0001062 FCV-100 PAN TY CABLE TIE...
  • Page 80 Pa1X PART LIST OTHER COMPONENTS CODE DESCRIPTION REFERENCE Q.TY ALT0001020 WOOFER 129.25/280 =Z 6 EC350 BOB0001001 FERRITE RT25-150-120-K5B BOB0001003 FERRITE MOD.RT145-103-080 UC1 (USA) FDD0001001 FLOPPY D.D. LOW NOISE FDD0001017 SIMM EDO4326 16Mb 5Volt FDD0001018 TOUCH SCREEN GRAPHIC DISPLAY UC1 LCD...
  • Page 81 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 © 2004 KORG Italy All Rights Reserved PART NUMBER: MAN0002013 Printed in Italy, february 2004...

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