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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.

Summary of Contents for AD120VT

Page 1: ...i i ic c ce e e M M Ma a an n nu u ua a al l l AD120VT CONTENTS Circuit Diagram Page 2 15 Structural Diagram Page 16 17 Test Mode Page 18 19 Parts List Page 20 35 3rd Edition Issued date June 20th 200...

Page 2: ...digAMPBLK A sch 1 Fri Oct 12 12 07 16 2001...

Page 3: ...digAMPBLK A sch 2 Fri Oct 12 12 07 45 2001...

Page 4: ...digAMPBLK A sch 3 Fri Oct 12 12 08 06 2001...

Page 5: ...digAMPBLK A sch 4 Fri Oct 12 12 08 33 2001...

Page 6: ...dAMPmain ver14 sch 1 Wed Jun 26 17 13 17 2002...

Page 7: ...dAMPmain ver14 sch 2 Wed Jun 26 17 30 06 2002...

Page 8: ...dAMPmain ver14 sch 3 Wed Jun 26 17 33 48 2002...

Page 9: ...dAMPmain ver14 sch 4 Wed Jun 26 17 37 16 2002...

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Page 18: ...LL TEST LEVEL TUNER FC I F SKIP REV CH2 UP EXTERNAL TEST ONLY BYP CH4 AUDIO TEST A D D A THRU Operations during the test mode Internal test CH1 CH3 RE CHECKING OF THE STEPS IN ERROR CH1 CH4 ERROR SKIP...

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: ...TRANSISTOR NPN 2SC3422 or KTD600 Y KTD600 Y V903010006 11 4 2SC4793 TRANSISTOR NPN 2SC4793 V903010007 12 4 KTA1024 Y TRANSISTOR PNP KTA1024 Y V903010008 13 2 2SA1943 O TRANSISTOR PNP 2SA1943 O KTA194...

Page 21: ...ETER RS1620 20 15S A10K C0 STEREO V903630004 33 4 B10K SEMI POTENTIOMETER 10m m B10K V904530004 34 1 RS4401 15S 20 ROTARY SWITCH 4C4P RS 4401 15S 20 V904050013 35 2 OPT48 OUTPUT TRANS SEE BELOW 36 1 9...

Page 22: ...CAPACITOR 100V PP 0 001 _ T NO SUPPLY 52 2 M102 PLASTIC FILM CAPACITOR 100V PP 0 0022 _ T NO SUPPLY 53 6 M472 PLASTIC FILM CAPACITOR 100V PP 0 0047 _ T NO SUPPLY 54 12 M103 PLASTIC FILM CAPACITOR 100...

Page 23: ...N RESISTOR 1 6 WATT J 22 ohm T NO SUPPLY 72 8 47 ohm CARBON RESISTOR 1 6 WATT J 47 ohm T NO SUPPLY 73 2 120 ohm CARBON RESISTOR 1 6 WATT J 120 ohm T NO SUPPLY 74 2 330 ohm CARBON RESISTOR 1 6 WATT J 3...

Page 24: ...ATT J 2 2M ohm T NO SUPPLY 93 2 10M ohm CARBON RESISTOR 1 6 WATT J 10M ohm T NO SUPPLY 94 2 10 ohm 1 METAL FILM RESISTOR 1 6 WATT F 10 ohm T NO SUPPLY 95 2 24 ohm 1 METAL FILM RESISTOR 1 6 WATT F 24 o...

Page 25: ...RBON RESISTOR 1 WATT J 1 5K ohm NO SUPPLY 115 4 0 33 3W WIRE WOUND RESITOR 3WATT J 0 33 ohm NO SUPPLY 116 4 0 68 5W WIRE WOUND RESITOR 5WATT J 0 68 ohm NO SUPPLY 117 2 100 10W WIRE WOUND RESITOR 10WAT...

Page 26: ...PER WIRE 0 6 pi 17 m m T NO ENTRY 130 1 15 m m JUMPER WIRE 0 6 pi 15 m m T NO ENTRY 131 7 12 m m JUMPER WIRE 0 6 pi 12 m m T NO ENTRY 132 39 10 m m JUMPER WIRE 0 6 pi 10 m m T NO ENTRY 133 60 8 m m JU...

Page 27: ...4540011 3 1 BEED AXIAL BEED CORE V904020001 4 13 BEED AXIAL BEED CORE T NO ENTRY 5 4 220P CERAMIC CAPACITOR 50V J 22 _ T NO ENTRY 6 8 104P CERAMIC CAPACITOR 50V J 0 1 _ T NO ENTRY 7 1 47 1W CARBON RES...

Page 28: ...1 9 1 74HC05 HEX INVERTER 74HC05 T V903200012 10 1 TC7S14FU SCHMITT INVERTER TC7S14FU T V903010012 11 4 KRA102S DIGITAL TRANSISTOR PNP KRA102S T V903010013 12 9 KRC102S DIGITAL TRANSISTOR NPN KRC102S...

Page 29: ...ENSOR 50V SS 1 _ NO ENTRY 29 1 10 16V CHEMICAL CONDENSOR 16V SS 10 _ NO ENTRY 30 1 100 10V CHEMICAL CONDENSOR 10V SS 100 _ NO ENTRY 31 2 100 16V CHEMICAL CONDENSOR 16V SS 100 _ NO ENTRY 32 6 220P CHIP...

Page 30: ...TRY 44 19 1K ohm CHIP RESISTOR 1608 1 16 WATT J 1K ohm T NO ENTRY 45 30 10K ohm CHIP RESISTOR 1608 1 16 WATT J 10K ohm T NO ENTRY 46 1 22K ohm CHIP RESISTOR 1608 1 16 WATT J 22K ohm T NO ENTRY 47 1 47...

Page 31: ...3P ANGLE CONNECTOR SHIELD WIRE UL2547 AWG26 GLY 90mm V904752006 56 1 3P ANGLE CONNECTOR FLAT WIRE UL1007 AWG26 BLK WHT WHT 160mm V904753003 57 1 4P ANGLE CONNECTOR SHIELD WIRE UL1533 AWG26 GRY 240mm...

Page 32: ...ND MARK V906400007 7 1 ABS GOLD STAMPING VALVETRONIEMBLEM V906420001 8 4 SBR Large RUBBER FOOT V906420003 9 1 40 x 10 x 1t SPEAKER RUBBER V906430010 10 1 EGI 1 2t MAIN CHASSIS V906430012 11 2 EGI 1 2t...

Page 33: ...ER SPONGE SIDE V906440009 37 2 30 x 10 x 2t RUBBER SPONGE V906440011 38 4 70 x 18 x 3t BATTERY SPONGE V906440013 39 1 RUBBER 100 x 40 x 2t SHIELD SPONGE A TRANS PCB BRACKET V906440014 40 1 RUBBER 40 x...

Page 34: ...H BK 2 CUT SCREW V906460001 58 2 FLANGE NUT M4 V906460006 59 2 TOOS WASHER Phi4 INTERNAL V906460005 60 17 PLATE WASHER Phi3 V906460007 62 56 SPRING WASHER Phi3 V907000103 63 1 DW2 INNER CARTON V907000...

Page 35: ...PART CODE SPECIFICATION DESCRIPTION REMARK 001222800 KLM 2228 PCB ACC Y 166x126 5x1 6f FR 4 DSP BOARD...

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