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Korg EMX-1, Service Manual

The Korg EMX-1 Service Manual is a comprehensive guide essential for users of this cutting-edge music production machine. Offering step-by-step instructions, diagrams, and troubleshooting tips, this manual is available for free download from manualshive.com. Enhance your music-making experience and unleash the full potential of the Korg EMX-1 with this invaluable resource.

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PART CODE

PART NAME

NOTE

Q'TY

001236600

PCB ASSY KLM-2366        EMX-1

M.PART

1

001236700

PCB ASSY KLM-2367        EMX-1

M.PART

1

001236900

PCB ASSY KLM-2369        EMX-1

M.PART

1

001244400

PCB ASSY KLM-2444/45     EMX-1

M.PART

1

304000070

TR 2SA812-T1B (M5-7)      (TS)

KLM-2369

1

304000070

TR 2SA812-T1B (M5-7)      (TS)

KLM-2366

1

304010020

TR 2SB1120-F/G            (TS)

KLM-2366

1

304020230

TR 2SC3661-TA/TB(3K)      (TS)

KLM-2369

6

304020380

DIGITAL TR FP1L2Q-T1B (TS)    

KLM-2444/45

13

304050140

DIGITAL TR DTC114EKA T146(TS) 

KLM-2444/45

8

304060070

FET 2SK433-T12-1C         (TS)

KLM-2444/45

2

304060250

FET CPH6302-TL(TS)            

KLM-2366

1

312051600

LED SLP-190B-51               

KLM-2444/45

8

312052300

LED SLP-290B-51               

KLM-2444/45

9

314001400

DIODE RLS-73 TE-11        (TS)

KLM-2366

1

314001400

DIODE  RLS-73 TE-11      (TS)

KLM-2444/45

9

314030600

DIODE 1SR154-400TE25(TS)      

KLM-2366

10

314030700

DIODE RB051L-40TE25(TS)       

KLM-2444/45

1

314030700

DIODE RB051L-40TE25(TS)       

KLM-2366

1

315000500

DOUBLE DIODE MC-2840-T12-1(TS)

KLM-2366

10

315000600

DOUBLE DIODE MC2838-T12-1 (TS)

KLM-2444/45

36

320001610

IC UPD77213GJ-301-8EN         

KLM-2366

1

320004688

IC HD6417709SF100B(S)         

KLM-2366

1

320009103

IC NJU6468FG1-00              

KLM-2367

1

320012317

IC MBM29LV004TC-90TN          

KLM-2366

1

320018007

IC AK4527BVQ (S)              

KLM-2366

1

324003071

IC TC58128AFT(EL)             

KLM-2366

1

324007002

IC BA10358F-T1(2K)        (TS)

KLM-2366

2

324007005

IC BA05FP-E2 (TS)             

KLM-2366

1

324009004

IC NJM78L05UA-TE2         (TS)

KLM-2366

1

324009036

IC NJM4556AM-T1               

KLM-2369

1

324009039

IC NJM4580M-TE1 (TS)          

KLM-2369

2

324009041

IC NJM79L09UA-TE1(TS)         

KLM-2369

1

324009048

IC NJM2114M-TE2  (TS)         

KLM-2369

3

324009048

IC NJM2114M-TE2  (TS)         

KLM-2444/45

3

324009051

IC NJM78M12DLA-TE1(TS)        

KLM-2366

1

324009052

IC NJM79M12DLA-TE1(TS)        

KLM-2366

1

324017009

IC RN5RG33AA-TR           (TS)

KLM-2366

1

324017021

IC EM638165TS-10(TS)          

KLM-2366

2

324021014

IC SN74LV138ANS-EL      (TS)  

KLM-2444/45

4

324021103

IC SN74LV32APWR (TS)          

KLM-2366

1

324021105

IC SN74LV245APWR (TS)         

KLM-2366

1

324021109

IC SN74LV244APWR (TS)         

KLM-2366

1

324021114

IC SN74LV05APWR (TS)          

KLM-2366

1

324023008

IC S-8520F33MC-BNS-T2(TS)     

KLM-2366

1

324046004

IC T15V2M16B-55S (44TSOP2)    

KLM-2366

1

334000600

PHOTO COUPLER PC-410K     (TS)

KLM-2366

1

335012200

XTAL OSC HC-49US 22.5792MHZ   

KLM-2366

1

350002222

SEMI FIXED VR RH0615C J3  2.2K

KLM-2444/45

2

370004500

ROTARY ENCODER EC16B242041SA  

KLM-2444/45

1

370005700

4BIT ENCODER REB161PVB20FHGRY1

KLM-2444/45

2

375014800

PSW SDKLA10200                

KLM-2366

1

404000500

CHIP INDUCTOR BLM21B102SPT TS 

KLM-2369

8

Summary of Contents for EMX-1

Page 1: ...M Ma a an n nu u ua a al l l EMX1 CONTENTS Circuit Diagram Page 2 10 Block Diagram Page 11 Structural Diagram Page 12 Test Mode Page 13 19 Calibration Page 20 21 Parts List Page 22 24 4th Edition Issued date July 15 2004 Issued by KORG INC ...

Page 2: ......

Page 3: ......

Page 4: ......

Page 5: ......

Page 6: ......

Page 7: ......

Page 8: ......

Page 9: ......

Page 10: ......

Page 11: ......

Page 12: ......

Page 13: ...e circuit L R balance calibration Tube gain balance measurement SHIFT DRUM PART 1 POWER ON Internal skip SHIFT DRUM PART 3 POWER ON Audio test 16 Proceed the test SHIFT 15 Re executing the test ITEM UP ITEM DOWN STEP UP STEP DOWN NOTE To proceed the SmartMedia test it is required to prepare a SmartMedia whose capacity is more than 16MB ...

Page 14: ...EMX 1 Valve L R Balance Adjust Cable White White Red Red 2 2M ΩMetal Film Resistor x 2 ...

Page 15: ...Test Mode 1 Internal test After replacing the main board please take the following procedures firstly 1 Connect the audio cable as follows ...

Page 16: ...IC 16 is displayed and stops for a while please switch the MIC LINE switch to MIC 6 1 Switch and LED check Once PANEL is displayed all LED checks start If OK press 16 Press switches indicated in the LED Start AUDIO IN End 16 6 2 Rotary encoder check R Enc If RE 1 000 is displayed rotate the Dial knob 24 steps to the right If RE 1 024 is displayed press 16 If RE 1 000 is displayed rotate Dial knob ...

Page 17: ...bon controller Then Ribbon is displayed Drag upward on the Ribbon If Ribbon 127H is displayed OK Drag downward on the Ribbon If Ribbon 001LH is displayed OK Press 16 6 6 LCD Dot check LCD All the LCD dots light up If no problem press 16 All the LCD dots turn off If no problem press 16 Light up the LCD dots half by half alternatively Turn off the STANDBY POWER switch Test Mode 2 System Data Loading...

Page 18: ...cable to PHONES and the monaural plug to AUDIO IN 2 Insert the SmartMedia which is supplied by Korg 3 Turn the power on while pressing ERASE PART EDIT 1 NAND Fmt OK 2 NAND Init 3 NAND Format 4 NAND Sys Ld 5 NAND DSP Ld ῌῌ6 NAND UserLd ...

Page 19: ...ess SHIFT 15 If the system data is loaded correctly Valv Wup sec 000 160sec is indicated in the display If any other message is displayed such as x it might be an error Wait until the tube test counter is displayed as 000sec approx 160 seconds later Then please proceed to the Tube calibration test ...

Page 20: ...the waiting time is indicated Set up the volume knob and switches as follows MASTER VOLUME MAX TUBE GAIN MIN AUDIO IN LEVEL MAX MIC LINE MIC 3 Ajst L and a 4 digits figure are indicated in the LCD If the value is leas than 0010 the test is O K Press the 16 knob at the right bottom If the value is over it it is required to adjust the valve Adjust the variable resistors which correspond to the chann...

Page 21: ...he value is over it it is required to adjust the valve Adjust the variable resistors which correspond to the channels referring to the photo above 5 Once the balance of L R is automatically adjusted ValvGMax GainMx is indicated in the LCD Turn the TUBE GAIN knob to MAX and press the 16 knob 6 Check the L R balance of TUBE GAIN MAX and return to the normal mode End ...

Page 22: ...JU6468FG1 00 KLM 2367 1 320012317 IC MBM29LV004TC 90TN KLM 2366 1 320018007 IC AK4527BVQ S KLM 2366 1 324003071 IC TC58128AFT EL KLM 2366 1 324007002 IC BA10358F T1 2K TS KLM 2366 2 324007005 IC BA05FP E2 TS KLM 2366 1 324009004 IC NJM78L05UA TE2 TS KLM 2366 1 324009036 IC NJM4556AM T1 KLM 2369 1 324009039 IC NJM4580M TE1 TS KLM 2369 2 324009041 IC NJM79L09UA TE1 TS KLM 2369 1 324009048 IC NJM2114...

Page 23: ...LM 2444 45 2 324X120008 IC NJM7806FA KLM 2444 45 1 335X120000 CRYSTAL OSC HC 49US 12 00MHZ KLM 2366 1 335X120001 CRYSTAL OSC HC 49US 10 00MHZ KLM 2366 1 362X120000 VR R1111NOA V1B103FH00 00 10KB KLM 2444 45 9 362X120001 VR R1111NOA V1B103FH01 00 10KB KLM 2444 45 5 362X120002 VR R1111RGOA V1B103FH00 10KBX2 KLM 2444 45 2 362X120003 VR R1111GOA V1B503FH00 50KBX2 KLM 2444 45 1 365X120000 SVR RS45111C6...

Page 24: ...G F40709 M PART 4 575X120000 LED SPACER LEDH 6 KLM 2444 45 1 575X120001 LED HOLDER KOC E30318 KLM 2444 45 1 580X120000 X 1200 LENS SHEET KOC F41050 M PART 2 620X120000 X 1200 PATTERN KEY KOC E30294 M PART 1 620X120001 X 1200 PART KEY KOC E30295 1 M PART 1 620X120002 X 1200 EDIT KEY KOC E30296 1 M PART 1 620X120003 X 1200 SELECT KEY M KOC E30297 M PART 1 620X120004 X 1200 SLIDER KNOB KOC E40557 M P...

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