M-Audio Keystation 49es MK3 Service Manual Download Page 1 | Manualshive

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Confidential

M-Audio Service Manual

M-Audio

Keystation 49es MK3

[MK51B]

Service Manual

v1.0

2019-05-21

The information in this document contains privileged and confidential information. It is
intended only for the use of those authorized by M-Audio. If you are not the authorized,
intended recipient, you are hereby notified that any review, dissemination, distribution
or duplication of this document is strictly prohibited. If you are not authorized, please
contact M-Audio and destroy all copies of this document. You may contact M-Audio at

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© Copyright M-Audio

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Summary of Contents for Keystation 49es MK3

Page 1: ...nded recipient you are hereby notified that any review dissemination distribution or duplication of this document is strictly prohibited If you are not authorized please contact M Audio and destroy all copies of this document You may contact M Audio at support m audio com Copyright M Audio ATTENTION This document contains sensitive proprietary information All recipients must have a current non dis...

Page 2: ...e Manual shall be solely your responsibility and M Audio shall have no liability for any such repairs or service work All such service or repairs are performed at the sole risk of the person performing the service or repairs You agree that all such work will be performed in a competent professional and safe manner at all times and to indemnify and fully hold M Audio and its successors and assigns ...

Page 3: ...TE WITH ANY M AUDIO DISTRIBUTOR OR AUTHORIZED REPAIR SERVICE CENTER IN THE PROVISION OF REPAIR SERVICES OR TO BE OR MAKE REPAIRS AS AN AUTHORIZED SERVICE CENTER ALL REPAIRS DONE BY ANY ENTITY OTHER THAN AN AUTHORIZED M AUDIO SERVICE CENTER SHALL BE SOLELY THE RESPONSIBILITY OF THAT ENTITY AND M AUDIO SHALL HAVE NO LIABILITY TO THAT ENTITY OR TO ANY OTHER PARTY FOR ANY REPAIRS BY THAT ENTITY Regard...

Page 4: ...es heat registers radiators or other heat producing equipment 7 Ventilation When installing the product make sure that the product has adequate ventilation Improperly ventilating the product may cause overheating which may damage the product 8 Mounting The product should only be used with a rack which the manufacturer recommends The combination of the product and rack should be moved carefully Qui...

Page 5: ...SERVICE MANUAL KEYSTATION49es MIDI KEYBOARD ...

Page 6: ... 1 8 1 4 Frequently Asked Questions 1 7 4 General Exploded Drawing and List 3 Contents Circuit Boards PCB Boards 1 1 Diagnosis Spare Parts List Parts List 7 2 ...

Page 7: ...General Exploded Drawing and List 3 ...

Page 8: ... 1N4148 R15 0R 1 2 3 4 5 6 7 8 AR5 4 7K R19 10K R67 10K R20 10K R21 10K R22 10K 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 J10 Connect to FB R5 68R R11 68R L3 L5 L4 T1 T4 C55 104 1 2 3 4 5 6 7 J4 MS CON MIDI_JACK MIDI_OUT D5 5V 0 15PF D6 5V 0 15PF D7 5V 0 15PF C54 104 C56 100U 16V C57 DNS C59 DNS C61 104 R26 1M B E C Q1 8050 B E C Q2 8550 R13 10K R23 4 7K R24 4 7K R25 10K R6 4 7K 1 2 3 4 5...

Page 9: ...48 OCT D11 4148 C5 104 C4 47uf 6 3V C2 104 C3 47uf 6 3V 1 2 3 LED2 OCT LED1 ADVANCE 1 2 3 LED3 OCT R1 510 R2 510 R3 2K R4 510 R5 2K AVDD_3 3V VOLUME FKEY_T0 FKEY_T1 FKEY_T2 FKEY_IN00 FKEY_IN01 FKEY_IN02 FKEY_IN03 ADVANCE_LED OCT_LED _R OCT_LED _G OCT_LED _R OCT_LED _G VDD_3 3V AGND AVDD_3 3V VOLUME FKEY_T0 FKEY_T1 FKEY_T2 FKEY_IN00 FKEY_IN01 FKEY_IN02 FKEY_IN03 VDD_3 3V ADVANCE_LED OCT_LED _R OCT_...

Page 10: ... D24 BAW56 1 2 3 D25 BAW56 1 2 3 D26 BAW56 1 2 3 D27 BAW56 1 2 3 D28 BAW56 1 2 3 D29 BAW56 1 2 3 D30 BAW56 1 2 3 D31 BAW56 1 2 3 D32 BAW56 1 2 3 D33 BAW56 1 2 3 D34 BAW56 1 2 3 D35 BAW56 1 2 3 D36 BAW56 BR00 MK00 MK01 BR01 MK02 BR02 MK03 BR03 T0 T1 T2 T3 T4 T5 T6 T7 BR04 MK04 T0 T1 T2 T3 KEYBOARD_LOW T3 T2 T1 T0 MK03 BR02 MK02 BR01 MK01 BR00 MK00 BR03 KEYBOARD_HIGH T7 T6 T5 T4 BR06 MK06 BR05 MK05 ...

Page 11: ...pper White silkscreen Green Oil 94 5 95 1 6mm 1 00000 PCS 60310002102 CAP MULTI CERAMIC DIP with Tape Reel Packing 0 1uf 50V 20 20 DIP DIP Pitch5 0MM 3 00000 PCS C1 C2 C5 60308010002 CAP ELECT DIP with Tape Reel Packing 100uf 16V 20 20 5 7mm DIP Pitch 2 5MM 2 00000 PCS C3 C4 608050001 Switch Diode DIP IN4148 DIP TYPE 11 00000 PCS D1 D11 6210100320 Tact Switch SKRGAED010KRG 902 6 6 4 85 0 05mmendur...

Page 12: ...00000 PCS 20201014902 KS49 Bottom housing DL 2357 HIPS injection black the surface etching new texture increase a new foot in middle 1 00000 PCS 298020001 Plastic HIPS 0 79104 Kg 204010021 Black key ABS injection black N A 4 00000 PCS 298010001 Plastic ABS 0 05562 Kg 298050010 Color seed M5735C 70 ABS250 30 AS 0 5kg 1 19360 g 205010115 Single white key ABS White N A 1 00000 PCS 298010001 Plastic A...

Page 13: ...BD102SN1D 1000ohm 0 1A 0603 5 05000 PCS L1 R8 R15 FB4 L2 606010012 Ferrite Bead SMD 500mA 600 OHM 100MHz 0805 3 03000 PCS FB3 FB5 FB6 606010035 Ferrite Bead SMD BLM18PG471SN1D 1A 0603 murata 2 02000 PCS FB1 FB2 6049900040 Common mode inductor 280mA COMMON MODE 0805 ROHS MURATA DLW21HN121SQ2 SMD 1 01000 PCS L6 603010157 CAP CERAMIC SMD 100pf 50V 10 10 0402 SMD 24 24000 PCS C21 44 603010019 CAP CERA...

Page 14: ...rd on white 55 13mm 3 00000 PCS 640000318 Software download card 120 120mm 400g of copper plate brightness to half light print Black and pantone199C 1 00000 PCS 640000304 Ableton paper card Size 120 120 mm the material is 400g of copper plate the bottom of the light to half light Black printing 1 00000 PCS 640000470 Safety and warranty manual Five languages 140 216mm 80g 7 51 1365 G FCC 1 00000 PC...

Page 15: ...1 R67x2 R20 R20x1 R20x2 R22 R22x1 R22x2 R16 R 16x1 R16x2 R17 R 17x1 R17x2 R1 R1x1 R1x2 R28 R28x1 R28x2 C11 C11x 1 C11x 2 FB5 F B5x1 FB5x2 FB3 FB3x1 FB3x2 C14 C 14x1 C14x2 MK1 MK1x1 MK2 MK2x1 MK3 MK3x1 MK4 MK4x1 FB1 F B1x1 FB1x2 FB2 F B2x1 FB2x2 C15 C15x1 C15x2 L1 L1x1 L1x2 R8 R8x1 R8x2 R15 R15x1 R15x2 C63 C 63x1 C63x2 C16 C 16x1 C16x2 C17 C 17x1 C17x2 C18 C18x1 C18x2 C46 C46x1 C46x2 VDD_5V_TEST1 V...

Page 16: ...CN14x11 CN14x12 J2 J2x1 J2x2 J2x3 J2x4 J2x5 J2x6 J2x7 J2x8 J2x9 J2x10 J2x11 J2x12 J2x13 J2x14 J2x15 J2x16 CN13 CN13x1 CN13x2 CN13x3 CN13x4 CN13x5 CN13x6 CN13x7 CN13x8 CN13x9 CN13x10 CN13x11 CN13x12 CN13x13 CN14 CN14x1 CN14x2 CN14x3 CN14x4 CN14x5 CN14x6 CN14x7 CN14x8 CN14x9 CN14x10 CN14x11 CN14x12 J2 J2x1 J2x2 J2x3 J2x4 J2x5 J2x6 J2x7 J2x8 J2x9 J2x10 J2x11 J2x12 J2x13 J2x14 J2x15 J2x16 CN13 CN13x1 ...

Page 17: ... 2x1 R2x2 R3R 3x1 R3x2 D1 D1x1 D1x2 D5 D5x1 D5x2 D6D6x1 D6x2 D7 D7x1 D7x2 D3 D3x1 D3x2 D11 D11x1 D11x2 D9 D9x1 D9x2 D10D10x1 D10x2 D2D2x1 D2x2 D4 D4x1 D4x2 D8 D8x1 D8x2 LEFT LEFTx1 LEFTx2 ENTER ENTERx1 ENTERx2 UP UPx1 UPx2 RIGHT RI G HTx1 RI G HTx2 STOP STOPx1 STOPx2 PLAY PLAYx1 PLAYx2 REC R ECx1 RECx2 OCT OCT x1 OCT x2 OCT OCT x 1 OCT x 2 ADVANCE ADVANCEx 1 ADVANCEx 2 DOWN DOWNx1 DOWNx2 C3 C 3x1 ...

Page 18: ...k with these functions LEDs MIDI OUT ports function buttons keyboard pedals USB and so on Before power on please follow the procedures below 1 Connect the USB port of the instrument to a computer Connect the MIDI OUT port to a sound source 2 Hold down the lowest C C D E then push the Power Supply switch to battery Run the software MIDI OX on computer then select the Keystation 49 or Keystation 61 ...

Page 19: ...en press OCT to switch to the next test item Hold down the ADVANCE button then press OCT to go back to the previous test item Test 1 Function Buttons Follow the numbers marked in Red to check the buttons starting from 1 and press the sustain pedal at las If right OctLED OctLED light green or they light red After all buttons are passed Hold down the ADVANCE button then press OCT to switch to Test 2...

Page 20: ...hold down the ADVANCE button then press OCT to switch to Test 5 ADC Test 3 ADC Volume slider Slide it all the way to the top the LEDS light orange then slide it all the way to the bottom the value will reach 0 and the LEDS will light green Pitch bend Push the wheel all the way to the top the LEDS show orange then release the wheel the LEDS will light red Push the wheel all the way to the bottom an...

Page 21: ...ems Run test 3 Function Buttons to see if all button are OK to enter test mode refer Key Combination Instruction chapter Keyboard problems Run test 4 Keys to see if Keyboard is OK to enter test mode refer Key Combination Instruction chapter ADC problems Run test 5 ADC to see if all button are OK to enter test mode refer Key Combination Instruction chapter USB MIDI device is unavailable from PC sof...

Page 22: ...ack silkscreen White 1 00000 629020511 SILICONE BUTTON_5 contactless pantone balck C Silk screen oil 53 15 12 4MM 1 00000 629020512 SILICONE BUTTON_5 Silica gel contactless pantone balck C surface silt oil 33 4 33 4 9 1MM 1 00000 206010296 Black Plastic button ABS injection pantone Black C non surface treatment 16 15 7 14 8mm 3 00000 631030330 Black Felt KS49 Size 677 10 5 0 8MM black do not with ...

Page 23: ... key 4key group ABS White N A 4 00000 Parts Number Parts Name Parts Specification Quantity Picture Number in Exploded Diagram 628071952 Computer flat cable with cathode plug in both sides 20pin L 160mm UL2651 28AWG Both with 2 10Pin 2 0mm cathode plug Without deduction 1 00000 631030320 BOTTOM LIMITing FELT KS49 SIZE 680 14 3 0MM black hardness of 70 degrees single side with general adhesive 1 000...

Page 24: ...ther end USB B type 1 00000 Parts Number Parts Name Parts Specification Quantity Picture Number in Exploded Diagram 649004178 Outer Carton 3 sets B B DIELINE 885 316 250M M 0 33333 634000478 EPE L KS49 61 SIZE 229 92 6 80MM medium density EPE white 1 00000 634000477 EPE R KS49 61 SIZE 229 92 6 80MM medium density EPE white 1 00000 647000857 GIFTBOX 250g duplex papercard A3 reinforce Core 120g Four...

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