Korg X3 User manual

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SERVICE MANUAL

MUSIC WORKSTATION

CONTENTS

1. SPECIFICATIONS 1

2. STRUCTURAL DIAGRAM 2

3. BLOCK DIAGRAM 4

4. CIRCUIT DIAGRAM -.5

5. P.C. BOARDS 9

6. HOW TO DISASSEMBLY 13

7. DIAGNOSTIC TEST 16

8. CHECKPOINTS 26

9. REFERENCE DATA 30

10. WAVE ROM SOUND LIST 42

11. PARTS LIST 49

1. SPECIFICATIONS

P80G/SEQ data card slot &PCM data card slot

Daiper pedal &Assignable pedal

L/MONO. R&PHONES

IN. OUT &THRU

16 X2custoi LCD indicator with EL backlight

3.5 inch /2DD disk drive(720k byte for MS-DOS format)

1.055(W) X338.3(D) x96(H)ma

10kg

lOf

1

o

c

33

>

PART NO SCREfS PART CODE

ABT BBZMC 3X8 791060308

B BT BZMC 3X8 791030308

C BT BBZMC 4X10 791060410

PART NO PART NANE PART CODE

1X-115 PANEL K0C-C10126 641040200

2X-115 LCD WINDOW KOC-E40352 630018900

3X-631 SLIDE VR KNOB K0C-E40239 620019700

4RUBBER FOOT FF-OCl 500018SOO

5X-952 LTYPE ANGLE 641019800

6X-Oll/012 CARD GUIDE 646039400

7X-OI 1/012 CARD SLOT 646039500

8X-952 POWER Sff KNOB E40304-2 620024600

9X-943 JACK PLATE 641021900

10 P.C. BOARD KLM-1645 (MAIN) 001164500

11 P.C. BOARD KLM-1646 (JACK) 001164600

DIAGRAM

m

riiMKiii SCREiS

ABT BZMC 3X8 791030308

BBT BZNC 3X10 791030310

cCT BZMC 3X6 715230306

BT BBZNC 3X8 791060308

EBT 8ZNC 3X8 791030308

BT BBZNC 4X10 791060410

[W TS SSE ZNC 4X10 715130411

fBssmsm PART NAME

1X-115 PANEL K0C-C10126

2KEYBOARD NEI LC-61

3X-115 SIDE PLATE RKOC-E10086

4X-115 KB SUPPORT K0C-C40913

5JOYSTICK ASSEMBLY

6X-115 CP ANCLE K0C-C40916

7X-115 SIDE PLATE LE10084/85

8X-115 PU CHASSIS K0C-C3O411

9DATA LINE FILTER ESD-R-25D-B

10 X-115 SUPPORT RAIL K0C-C2O272

11 POWER SUPPLY UNIT KLM-1649 JU

11 POWER SUPPLY UNIT KLN-16S0 E

12 P.C. BOARD KLM-1648 (PANEL)

13 LCD DMC50271N-SEW-B-1

14 P.C. BOARD KLK-1647 (PANEL)

15 X-115 FDD ANGLE K0C-C20273

16 FDD EME213KRJ

17 POWER SW J-U3065S01

18 INLET SOCKET PA-125-10

19 X-115 METAL FITTING OF POWER SW

20 X-115 SHIELD .SHEET K0C-C30414

641040200

420004700

646046700

641039600

841039800

646046600

641039500

525000100

641040000

002164900

002165000

001164700

313002800

001164700

641039400

430008107

375011500

540012400

641039700

630019300

.

BLOCK

DIAGRAM

4:^

.

CIRCUIT

DIAGRAM

bI|-eh

tni

AC71V

CN6A

1634

TUMOIOC

33A

83B-XI

5. P.C. BOARDS KLM-1647 KLM-1648

r

Y03-2074

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