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CONTENTS
Circuit Diagram: Page 2-15
Structural Diagram: Page 16-17
Test Mode: Page 18-19
Parts List: Page:20-35
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AD120VT
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Issued date: June 20th, 2003
rd
3
Edition
Issued by: KORG INC.

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   Summary of Contents for Korg AD120VT

  • Page 1

    AD120VT CONTENTS Circuit Diagram: Page 2-15 Structural Diagram: Page 16-17 Test Mode: Page 18-19 Parts List: Page:20-35 Edition Issued date: June 20th, 2003 Issued by: KORG INC.

  • Page 18

    REV CH1: FULL TEST REV CHI1 DWN: FULL TEST (LEVEL, TUNER, FC I/F SKIP) REV CH1 UP: EXTERNAL TEST ONLY 2) AD120VT: REV CH2: FULL TEST REV CH1 DWN: FULL TEST (LEVEL, TUNER, FC I/F SKIP) REV CH2 UP: EXTERNAL TEST ONLY...

  • Page 19

    -Loop the following jacks with cables respectively. AD60VT: SEND L – INPUT HI, SEND R – INPUT LO AD120VT: SEND L – INPUT HI/LO -Connect a VC-4 (foot controller) to the product respectively.

  • Page 20

    PART LIST MODEL: AD120V(POWER PART) PAGE :1-7 Q'TY SPECIFICATION DESCRIPTION REMARK NO SUPPLY PWB010602A PCB 350x190x1.6t FR-1 PWB010602A *V903200015 NJM072 OP AMP NJM072 *V903200013 NJM4556 OPAMP NJM4556 or M5216 M5216 *V904530005 ANALOGUE SWITCH DG211 DG211 *V904530006 MAX333 ANALOGUE SWITCH MAX333 *V903020003 VN2410L *V903010002...

  • Page 21

    PART LIST MODEL: AD120V(POWER PART) PAGE :2-7 Q'TY SPECIFICATION DESCRIPTION REMARK *V905000001 VT9-PT-2 TUBE SOCKET VT9-PT-2 *V903300010 250V T125mA FUSE TIME LAG 250V T125mA *V903300011 250V T1.6A FUSE TIME LAG 250V T1.6A *V903300012 250V T1A FUSE TIME LAG 250V T1A *V903300009 0751-0110 FUSE CLIP 0751-0110(OG TYPE)

  • Page 22

    PART LIST MODEL: AD120V(POWER PART) PAGE :3-7 Q'TY SPECIFICATION DESCRIPTION REMARK NO SUPPLY 220P CERAMIC CAPACITOR 50V J 22 _ T NO SUPPLY 470P CERAMIC CAPACITOR 50V J 47 _ T NO SUPPLY 221P CERAMIC CAPACITOR 50V J 220 _ T NO SUPPLY CERAMIC CAPACITOR 50V J 470 _ T 221P...

  • Page 23

    PART LIST MODEL: AD120V(POWER PART) Q'TY SPECIFICATION DESCRIPTION REMARK NO SUPPLY CHEMICAL CONDENSOR 25V SG 22 _ 22/25V NO SUPPLY 47/50V CHEMICAL CONDENSOR 50V SG 47 _ NO SUPPLY 100/25V CHEMICAL CONDENSOR 25V SG 100 _ NO SUPPLY 100/100V CHEMICAL CONDENSOR 100V SG 100 _ NO SUPPLY 100/250V CHEMICAL CONDENSOR 250V SG 100 _...

  • Page 24

    PART LIST MODEL: AD120V(POWER PART) Q'TY SPECIFICATION DESCRIPTION REMARK NO SUPPLY CARBON RESISTOR 1/6 WATT J 24K ohm 24K ohm NO SUPPLY 27K ohm CARBON RESISTOR 1/6 WATT J 27K ohm NO SUPPLY 47K ohm CARBON RESISTOR 1/6 WATT J 47K ohm NO SUPPLY CARBON RESISTOR 1/6 WATT J 68K ohm 68K ohm...

  • Page 25

    PART LIST MODEL: AD120V(POWER PART) Q'TY SPECIFICATION DESCRIPTION REMARK NO SUPPLY CARBON RESISTOR 1/4 WATT J 5.1K ohm 5.1K ohm NO SUPPLY 10K ohm CARBON RESISTOR 1/4 WATT J 10K ohm NO SUPPLY 56K ohm CARBON RESISTOR 1/4 WATT J 56K ohm NO SUPPLY CARBON RESISTOR 1/4 WATT J 82K ohm 82K ohm...

  • Page 26

    PART LIST MODEL: AD120V(POWER PART) Q'TY SPECIFICATION DESCRIPTION REMARK *V904751005 250/TER WIRE UL1617 AWG22 BLK 150m/m 150 m/m NO ENTRY 17 m/m JUMPER WIRE 0.6 pi 17 m/m NO ENTRY 15 m/m JUMPER WIRE 0.6 pi 15 m/m NO ENTRY JUMPER WIRE 0.6 pi 12 m/m 12 m/m NO ENTRY...

  • Page 27

    PART LIST Q'TY SPECIFICATION DESCRIPTION REMARK *V909000008 PCB 140x32x1.6t FR-1 PWB010601C PWB010601C *V904540002 EPJ-BBB-P(8) PHONE JACK EPJ-BBB-P(8) MONO *V904540012 R13-28F-SG MODULAR JACK R13-28F-SG *V904540011 AXIAL BEED CORE BEED *V904020001 13 BEED AXIAL BEED CORE NO ENTRY 220P CERAMIC CAPACITOR 50V J 22 _ NO ENTRY CERAMIC CAPACITOR 50V J 0.1 _ 104P...

  • Page 28

    PART LIST DATE : 2002, 2, 28. Q'TY SPECIFICATION DESCRIPTION REMARK *V909000004 PCB 420x99x1.6t FR-4 PWB010601D PWB010601D *V909000007 PWB010601E PCB 56x30x1.6t FR-4 PWB010601E *V903200005 BU4051BCF 8-CHANNEL ANALOG MULTIPLEXER BU4051BCF 320011223 M-COM M38258MCM M38258MCM *V903200007 DUAL GROUND SENSE AP-AMP BA10358 BA10358 *V903200008 KIA7805AF VOLTAGE REGULATOR KIA7805AF...

  • Page 29

    PART LIST Q'TY SPECIFICATION DESCRIPTION REMARK *V903620011 11 CLICK VOLUME RV1600-20-15S-B10K-C11 RV1600-40-15S-B10K-C11 *V904540002 EPJ-BBB-P(8) PHONE JACK EPJ-BBB-P(8) MONO *V904530008 ST-1101B TACT SWITCH ST-1101B 9.5 m/m *V903120001 LED RED 3 pi KLR124 KLR124 *V903120003 LED RED 5 pi KLR114 KLR114 NO ENTRY 1/50V CHEMICAL CONDENSOR 50V SS 1 _ NO ENTRY...

  • Page 30

    PART LIST Q'TY SPECIFICATION DESCRIPTION REMARK NO ENTRY 17 10 ohm CHIP RESISTOR 1608 1/16 WATT J 10 ohm NO ENTRY 100 ohm CHIP RESISTOR 1608 1/16 WATT J 100 ohm NO ENTRY 220 ohm CHIP RESISTOR 1608 1/16 WATT J 220 ohm NO ENTRY CHIP RESISTOR 1608 1/16 WATT J 470 ohm 470 ohm...

  • Page 31

    PART LIST Q'TY SPECIFICATION DESCRIPTION REMARK *V904752002 FLAT WIRE UL1007 AWG26 BLK,RED 120mm 2P ANGLE CONNECTOR *V904753005 3P ANGLE CONNECTOR SHIELD WIRE UL2547 AWG26 GLY 190mm *V904753006 3P ANGLE CONNECTOR SHIELD WIRE UL2547 AWG26 GLY 90mm *V904752006 FLAT WIRE UL1007 AWG26 BLK,WHT,WHT 160mm 3P ANGLE CONNECTOR *V904753003 4P ANGLE CONNECTOR...

  • Page 32

    PART LIST MODEL: AD-120VT PAGE :1-3 Q'TY SPECIFICATION DESCRIPTION REMARK *V906410001 MDF 18t WOODEN CABINET *V906430017 (2510 x 323,664 x 157,664 x 287,664 x 90) LEATHER *V906440005 (690 x 354) *V906440001 GOLD FRONT PANEL 654m/m *V906440003 GOLD BEADING Phi 2.5 x 2431, Phi2.5 x 2051 *V906440002 Phi5 x 2290m/m WHITE STRIPER...

  • Page 33

    PART LIST MODEL: AD-120VT Q'TY SPECIFICATION DESCRIPTION REMARK *V906430013 MAIN PCB BRACKET SPC1 1t *V906440006 EGI 1.2t HEAT SINK BRACKET *V906430031 SPC1 0.8t TIN PCB BRACKET *V906430015 LED BUSHING Phi 5 *V906430016 LED SUPPORT PLASTIC 10m/m *V906430017 TUBE COVER *V906430018 RUBBER BUSHING Phi 12 *V906430020...

  • Page 34

    PART LIST MODEL: AD-120VT Q'TY SPECIFICATION DESCRIPTION REMARK *V906450008 SCREW M4 x 10 WITH WASHER *V906450009 M3 x 10 BH NI SCREW *V906450010 M3 x 8 BH NI SCREW *V906450011 SCREW M3 x 6 BH NI *V906450012 SCREW M3 x 8 BH BK *V906450013 Phi3 x 8 BAH BK 2 CUT SCREW...

  • Page 35

    PART CODE SPECIFICATION DESCRIPTION REMARK 001222800 KLM-2228 PCB ACC’Y 166x126.5x1.6f FR-4 DSP BOARD...

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