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Yamaha DISKLAVIER MX1Z, Service Manual

The Yamaha DISKLAVIER MX1Z, a cutting-edge musical instrument, offers unparalleled features and performance. Unlock its full potential with the comprehensive Service Manual, available for free download at manualshive.com. This manual provides detailed instructions and invaluable insights to optimize your experience with this exceptional musical masterpiece.

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MX1Z

MX1Z OVERALL CIRCUIT DIAGRAM 3/3 (HAMMER SENSOR, HAMMER EMISSION, KEY RECEIVER, KEY EMISSION) 

MX1Z BLOCK DIAGRAM

MX1Z

MX1Z

HAMMER SENSOR

HAMMER EMISSION

KEY EMISSION

KEY RECEIVER

TRANSISTOR

ARRAY

COMPARATOR

CPU

INVERTER

COMPARATOR

GATE ARRAY

RESET

INVERTER

PHOTO

COUPLER

VN244500

VT186900

VN571700

VZ141900

to PK-CTL

-CN2

See parts list for details of circuit board component parts.

Note: 

CN1

CN1

CN2

CN201

CN402

CN502

CN503

CN401

CN501

CN102

TR1

CN1

CN6

CN5

PROTECT

Sig

+100V

THERMOSTAT

Loud 
Solenoid

Soft
Solenoid

Mute
Lock Solenoid

PEDAL 
DRIVE

Pedal Drive Unit

CTRL SUB A

TR2

TR3

THERMO

100°C

DRIVE A

CN37

CN35

PWM

YM3421-F

IC1

Key No 25~56

CN101

CN117

4MHz

PWM

YM3421-F

IC1

DRIVE B

Key No 13~24

CPU

P.C.

FDD

FDC

REGULATOR

LCD module

Control Unit

PS RAM

IC3

IC2

IC1

IC5

256K

MASK ROM

IC4

4M

EEP ROM

IC6

64K

P50~62

P61, 65, 74,
83, 87

P77

28

6

66

RXD0
RXD1

4MHz

29

55

58

29

26

54

42

GATE ARRAY

IC7

RES

F2

P- ON

THRMO PROTO F1

P50-P57

RES

26

RES

PLAY DATA

CN1

1, 2

PK-CTL

EMK-CTL

PWB    

(Power Supply Unit)

CN5

P.C.

7

62

SENS DATA

SOFT-LOUD

CN2

3, 4

REGULATOR

IC8

W. D. T

Drive

+8V

CN3

CN2

Protect

Thermostat

CN6

CN4

CN1

REC

Drive

RESET

CN2

CMD

CN3

Q1

+5V

CN4, 6

49

39

16MHz

43

CN101

IC9

RES

CN37

+100

Key No 1~12

PROTECT

PROTECT Signal

PWM
Signal

DRIVE C

CN201

PWM

YM3421-F

IC1

DRIVE A

TR

ARRAY

TA 1~ 8

CN37

CN35

+100

CN37

Key No 57~88

Key Drive

Thermostat

ROTALY
ENCODER

PS circuit

LED 7 SEG

PANEL
SWITCH

CN105

Back-light

Panel

Switches

LED

POWER
SWITCH

CN4

Power

Switch

REMOTER

CONTROLLER

RECEIVER

8M

16M

24

8M

CS

+5V

CN106

CN107

CN104

CN103

CN302

CN7

CN8

CN5

CN3

CN2

16M

16MHz

CS

CS

22

79

74, 75

9, 15, 13

IC202

I/O Interf

ace

contains CPU's I/O por

ts

IC407
IC408

FREQ

U

ANCY

DEVIDER

(B

, COUNTER)

IC503

DC-DC

CONVER

TER

         &

+

5V REGULA

TOR

IC3, 4

FLASH
ROM
8Mbits

x16
IC107

FLASH
ROM
8Mbits

x16
IC106

DRAM
4Mbits

x16
IC104

CPU

HD6417032
-F20

IC103

CPU

for

SCI

&

PIO

IC306

IC109

IC102

IC401

MIDI

Inter-
faces

IC302

IC304

IC305

IC2

CN101

MINI
D-Sub
CONNECTOR

CN301

SW301

1MHz

CN1

MAC

PC2

PC1

MIDI

MINI-DIN
8PIN

TO
HOST

HOST
SELECT

OUT

MIDI

IN

DECODER

DATA

BUS

ADDRESS

BUS

RELAY
CNTROL

TR2

RESET

TR3

POWER AMP

RELAY

RY2

0.5W

RELAY
CONTROL

Low
Pass
Filter

SPEAKER

Noise
Filter

8M

10

13

1M

6

6

7

MP

RES

MR

CS

IC504

D-FF

CS

IC505

BUFFER

REMOTE
CONTROLLER
(DECODER) IC502

Loud
Sensor

HOST

INTERF

A

C

E

RY

P.SW

RY

P.ON

+100V

+8V

+20V

CB6

CB5

CB6

CB1

1

2

Soft
Sensor

PS2

PS1

Ref voltage (+5V)

CNP

+5V

GND

3

7

+5V

6

5

CTRL IN

CN1

CN8

3
7
4
2
1

EMI
FIL

FOOT
CONTROLLER

PEDAL 
SENSOR

MAINS Switch

CN1

shutter

PD8

PD1

K0

K7

HAMMER SENSOR

Hummer Sensor

Key Senser Unit

Hammer Sensor Unit

C*

C

C*

C

HAMMER EMISSION

KEY EMISSON

KEY RECIEVE

GATA

ARRAY

IC3

CPU

IC4

P.C.

IC8

Drive

Reset

RXD0
TXD0

CN2

CMD

SENS

+5V

+20V

IC20, Q1

RES

RES

20MHz

OCTR17

OCTR10

M10 – M17

1

1MHz

11

C*

C*

C

C

CN3

K0

TR

ARRAY

IC5, 6

K7

CN2

CN1

CN1

CN2

Vcc
(+20v)

Vss

Voc1

DATA BUS

DB

CN1

PLAY

+12V
–12V
+5V
RES

L
R

OUT PUT

CN6

MONO

R

RELAY

RY1

COMPARATOR
IC1, 2

Summary of Contents for DISKLAVIER MX1Z

Page 1: ... 4 CIRCUIT BOARD LAYOUT 4 PANEL LAYOUT 5 WIRING 7 DISASSEMBLY PROCEDURE 8 LSI PIN DESCRIPTION 14 IC BLOCK DIAGRAM 20 CIRCUIT BOARDS 22 TEST MODE 30 ERROR MESSAGES 33 SENSOR OUTPUT VOLTAGE ADJUSTMENT PEDAL DRIVE UNIT 34 WRITING NEW PROGRAM TO FRASH MEMORY 35 MIDI IMPLEMENTATION CHART 36 PARTS LIST OVERALL CIRCUIT DIAGRAM MX1Z ...

Page 2: ...expensive components and failure of the product to perform as specified For these reasons we advise all Yamaha product owners that all service required should be performed by an authorized Yamaha Retailer or the appointed service representative IMPORTANT This presentation or sale of this manual to any individual or firm does not constitute authorization certification recognition of any applicable ...

Page 3: ... 60 x 209 mm 12 1 2 x 2 1 2 x 8 1 4 2 0 kg 4 4 lbs Advanced Wave Memory 2 AWM2 32 note max 16 XG GM 676 480 selectable 21 kits total 11 selectable Set at A 440 tunable 50 cents in 1 cent steps w poweroff memory 30 to 400 beats per minute 1 4 2 4 3 4 4 4 5 4 6 4 7 4 8 4 9 4 Audible clck on off visual LEDs Mains switch foot controller connector Local AC current 11 levels 0 10 w power off memory 50 2...

Page 4: ...acoustic piano Damper pedal Hammer sensor unit Control unit Key drive unit Key sensor unit Power supply unit Pedal drive unit Switch box assembly FOOT CONTRL connector MAINS MAINS ON OFF switch FOOT CONTRL OFF ON MX1Z 4 SWITCH BOX AND PEDALS CIRCUIT BOARD LAYOUT ...

Page 5: ...ANDBY ON button Front Panel Rear Panel 1 Remote control sensor 2 Song number indicator 3 Display 4 PLAY PAUSE button 5 STOP button 6 RECORD button 7 SONG SELECT REV FWD buttons 8 PART SELECT L R buttons 9 Floppy disk drive 10 Floppy disk eject button 11 ENTER button 12 cursor buttons 13 NO YES buttons 14 VOICE button 15 FUNC button 16 METRONOME button 17 Selector button 18 LED indicators 19 Dial 2...

Page 6: ...ECORD 1 10 11 12 13 14 9 2 3 4 5 6 7 8 RECORD button 1 Number keypad 2 REPEAT button 3 A B button 4 REV FWD buttons 5 SONG SELECT buttons 6 PLAY button 7 PAUSE button 8 STOP button 9 PART SELECT buttons 10 SEARCH button 11 TRANSPOSE buttons 12 TEMPO buttons 13 VOLUME buttons 14 MX1Z 6 Remote Control These buttons are available only on the remote control ...

Page 7: ... 6P CN214 3P CB5 CB6 CN1 3P 7P 10P CN101 PANEL SWITCH EMK CTL Control Unit Rotary Encoder Buttons LED PK CTL DRIVE A POWER SW CTRL SUB A HAMMER EMISSION KEY RECEIVER CTRL IN KEY EMISSION PEDAL DRIVE PEDAL SENSOR LED 7 SEG 3P 2P CN2 CN2 CN1 14P 14P 13P 13P 14P 5P 6P 11P 14P 13P CN3 CN1 10P 10P 9P 13P 10P 8P 8P 14P 14P CN5 CN7 N C CN4 CN35 CN35 CN117 CN6 CN37 CN37 CN8 CN1 3P 7P 3P CN3 8P 16P 3P 10P ...

Page 8: ...ve the screw marked D 4 2 While pressing the spring pull the knob The lower front board can then be removed Next lift the lower front board up and pass it through the space behind the leg Fig 1 5 Action Unit 5 1 Open the top board Fig 1 5 2 Remove the upper front board See Procedure A 1 5 3 Remove the keyboard cover See Procedure A 2 5 4 Remove the key stop rail See Procedure A 3 5 5 Remove the tw...

Page 9: ...rked 38G The CTRL SUB A circuit board can then be removed Fig 3 5 FDD Unit 5 1 Remove the top cover See Procedure B 1 1 5 2 Remove the three 3 screws marked 35G The FDD unit can then be removed Fig 3 6 Panel Unit 6 1 Remove the top cover See Procedure B 1 1 6 2 Remove the two 2 screws marked 32G and the three 3 screws marked 36G The panel unit can then be removed Fig 3 7 POWER SWITCH Circuit Board...

Page 10: ...l unit See Procedure B 6 10 3 Remove the structure See Procedure B 7 3 10 4 Remove the eight 8 screws marked 31GE The PANEL SWITCH circuit board can then be removed Fig 4 10 Rotary Encoder Assembly 11 1 Open the top board Fig 1 11 2 Remove the rotary encoder knob 11 3 Remove the panel unit See Procedure B 6 11 4 Remove the hexagonal nut marked A The rotary encoder assembly can then be removed Fig ...

Page 11: ... eight 8 screws marked 48S The key sensor unit can then be removed Fig 7 15 KEY SENSOR Circuit Board KEY EMISSION Circuit Board 15 1 Open the top board Fig 1 15 2 Remove the upper front board See Procedure A 1 15 3 Remove the keyboard cover See Procedure A 2 15 4 Remove the key stop rail See Procedure A 3 15 5 Remove the action unit See Procedure A 5 15 6 Remove the key sensor unit See Procedure B...

Page 12: ... the upper yoke The coil assembly can then be removed Fig 9 Circuit Board and Unit DRIVE A DRIVE B DRIVE C PK CTL Pedal Drive Unit PWB Ref No 15GA 15GB 15GC 15GD 91S 13 QTY 3 2 2 3 4 6 Screw Bind Head Tapping Screw S 3 0 x 6 MFZN2Y EP600410 Bind Head Tapping Screw S 3 0 x 6 MFZN2Y EP600410 Bind Head Tapping Screw S 3 0 x 6 MFZN2Y EP600410 Bind Head Tapping Screw S 3 0 x 6 MFZN2Y EP600410 Truss Hea...

Page 13: ...Board 19 1 Remove the switch box assembly See Procedure B 18 19 2 Remove the hexagonal nuts marked H The CTRL IN circuit board can then be removed Fig 11 12 MX1Z 13 73S Truss Head Tapping Screw 1 4 0 x12 MFZN2BL 03747270 73S H H Fig 11 Fig 12 MAINS MAINS ON OFF switch OFF ON Switch box assembly Switch box assembly CTRL IN FOOT CONTRL ...

Page 14: ...8 69 70 71 72 73 74 75 76 77 78 79 80 D3 D2 D1 D0 A15 A14 A13 A12 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 TXD1 P87 RXD1 P86 P85 CTS1 RTS1 TXD0 P83 RXD0 P82 P81 CTS0 RTS0 VSS AVCC VREF AVSS VSS P77 AN6 P76 AN5 P75 AN4 P74 AN3 P73 AN2 P72 AN1 P71 I O I O I O I O O O O O O O O O O O O O O O O O O I I O I O O I I O I O I I O I I I I I I Data bus Address bus Transfer data channel Receive data channel Par...

Page 15: ...11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 D0 WR RD S BM INTR RxD3 TxD3 RxD2 TxD2 RxD1 TxD1 P16 P15 P14 P13 P12 CNVss RES INT P10 XIN XOUT Vss PO7 PO6 PO5 PO4 PO3 PO2 PO1 PO0 I O O O I I O I O I O I O I I I I I I I I I O I I I I I I I I Data 0 WR RD Chip Enable Fixed to Low IRQ Request Receive data CH 3 Transmit data CH 3 Receive data CH 2 Transmit data CH 2 Receive data CH ...

Page 16: ...d Power supply Read Write E clock RAM Chip select ROM Chip select EEP ROM Chip select Ground Clock Clock Ground 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 F0 F1 F2 1SHOT OK1S TESTIN RESET RES RES GAP60 GAP61 Vss Vcc PON THERMO Vss MD10 MD12 Vss OP5 OP4 OP3 OP2 OP1 RD WR BS11 BS10 BS9 BS8 BS7 Vss Vcc BS6 BS5 BS4 BS3 BS2 BS...

Page 17: ...nd Not used Power supply Vss Oct Make 2 Not used Oct Make 2 Acknowledge Make 1 Acknowledge Make 2 Acknowledge Key Interrupt Make 1 Interrupt Make 2 Vss 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 NC VCC IRQKB OCTK0 OCTK1 OCTK2 OCTK3 OCTK4 OCTK5 OCTK6 OCTK7 K0 K1 K2 K3 K4 K5 K6 K7 C B AS A GS ...

Page 18: ...ta bus YM3421 F XL150A00 PWM GENERATOR DRIVE A IC1 DRIVE B IC1 PIN NO I O FUNCTION NAME PIN NO I O FUNCTION NAME 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 XTAL EXTAL MD1 MD0 NMI Vcc STBY Vss P40 P41 P42 P43 P44 P45 P46 P47 P50 P51 P52 P53 P54 P55 P70 P71 P72 P73 P74 P75 P76 P76 Vcc P27 I I I I I I O O I O O O O O O O O O O O O O O I O O O O O Clock Cloc...

Page 19: ...ot used DRAM CASL GND 8M FLASH CS DRAM RAS I O CS Not used 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 WR WRH RD PA7 Vss PA8 PA9 PWMB PA11 TCLKA TCLKB DACK1 DREQ1 Vcc CK Vss EXTAL XTAL Vcc NMI Vcc WDTOVF RES MD0 MD1 MD2 Vcc Vcc AVcc AVref AN0 PC1 PC2 PC3 AVss PC4...

Page 20: ...203 1 2 3 1A 1Y 4 2A 5 2B 6 2Y 7 GND 1B 14 13 12 Vcc 4A 11 4Y 10 3B 9 3A 8 3Y 4B Vcc 1 Rext Cext Cext 2B 2A GND 2 Rext Cext 2Q CLR 1Q 1A 1B 1 1Q 2Q 2 Cext CLR Q CLR Q Q Q 1 2 3 4 5 6 7 16 15 14 13 12 11 10 8 9 IC402 IC8 1 2 3 4 5 6 7 A A Select Enable Output Output B B C C G2A G2A G2B G2B G1 G1 Y7 Y7 Y5 Y4 Y3 Y2 Y1 Y0 Y6 16 15 14 13 12 11 10 Vcc YO Y1 Y2 Y3 Y4 Y5 8 GND 9 Y6 1 2 3 4 5 6 7 20 19 18 ...

Page 21: ...T NJM2901M T1 XK910A00 Comparator HAMMER SENSOR KEY RECEIVER IC1 2 IC1 2 1 2 3 4 5 6 7 Output R00 Output R01 Output R02 Output R03 Clock Input CL2 R33 Clock Input CL1 Auto Clear ACL 16 15 14 13 12 11 10 Remote Control Signal Input R22 N C R21 N C R20 R13 Output R12 Output R11 Output 8 Input GND 9 R10 Output VDD 1 2 3 5 4 NC VSS VDD OUT IN 1 2 3 4 V 8 7 6 5 Output A V Non Inverting Input A DC Volta...

Page 22: ... Test 2 FOOT CTL TEST 2 HAMMER SENNSOR PRESS PLAY HEIGHT TEST 3 Sound Tset 3 PK ROM TEST 3 SOSTENUTO Press PLAY PRESS PLSY PEDAL TEST GP 4 Switch Tset 4 PK RAM TEST ERROR HISTORY Switch Rmt Ctl PRESS PLSY DISPLAY 5 DRAM Test 5 PK EEP TEST Press PLAY PRESS PLSY 6 Flash R W Test Press PLAY 7 Flash Read Test Press PLAY 8 Host I O Test PC 2 Clear EEP ROM yes R no L 9 MIDI I O Test OK 10 Piano I O Test...

Page 23: ...isk drive write read test Insert formatted disk Note that the test will erase any existing floppy disk data Do not execute if market service FDD read only test Insert formatted disk Do not execute if market service The number for each button and switch is displayed on the 7SEG TEST MODE CONTROL SHEET VO 13 Oct 12 1996 Test Loader V1 11 Japananese UPS DB51 Japanese UPS DB51 1 7SEG LED Test 2 LCD Te...

Page 24: ... END Select PK CTL BOARD SENSOR BOARD ERROR HISTORY Title display PK CTL ROM Version number display Errors are displayed in the order of frequency Error No Error message Number of occurrences Displays next error message Displays next error message Title display S Soft pedal L Loud pedal Switch type ON OFF Volume type 30 100 K1 K4 will be indicated by buzzer and display Display Buzzer 4 5 m m 0 5 D...

Page 25: ...ab to unprotected No more song data can be recorded onto the disk because the disk is nearly full No more than 66 songs can be recorded onto an E SEQ type disk No more than 99 songs can be recorded onto an SMF type disk The current function cannot be performed because this disk contains no songs or only one song A wrong floppy disk has been inserted as the destination disk Insert the correct flopp...

Page 26: ... the LED1 red will be lit and the output voltage will be 3 50 0 1 V b Voltage adjustment of the soft pedal Adjustment the voltage with the VR3 and VR4 so that when the soft pedal is pressed an output voltage of CNP pin 2 on the pedal sensor PCB will be 3 61 V or higher the LED2 green will be lit and the output voltage will be 3 85 0 1 V Use the VR2 and VR4 for fine adjustment Refer to the DISKLAVI...

Page 27: ...nge the DB sheet The procedure for program overwrite is as follows The program is supplied on a floppy disk Power ENTER ENTER CTRL system V UPDATE ENT REWRITE SYSTEM PROGRAM ENT INSERT UPDATE DISK PLEASE WAIT V V DO NOT REMOVE DISK COMPLETE Turn OFF Turn ON again YES V V SURE YES NO Displays the currently installed program Supported FD formats are as follows 2HD 1 44 MB 2DD 720 KB 640 KB Note that...

Page 28: ...Only ESBL Part can recognize 3 m is always treated as 1 regardless of its value 4 Transmit if this model has a Sostenuto Pedal O X O O X X O X O O X X X O X O O O O O O O O O O O O O O O 1 5 1 2 X O 0 24 semi 1 2 1 2 1 1 2 2 2 2 2 2 1 2 2 O 0 127 O O O O X O O X O O 1 X O 1 O O 123 127 O X X O 123 O X O 0 127 2 Bank Select Data Entry Hold1 Sustain Portament Sostenuto Soft Shift Pedal Effect Depth ...

Page 29: ...NTENTS CTRL SUB A Circuit Board XS386C0 26 CTRL IN Circuit Board XR146A0 29 DRIVE A Circuit Board XL114D0 27 DRIVE B Circuit Board XL114D0 28 DRIVE C Circuit Board XL114D0 28 EMK CTL Circuit Board XU914A0 24 HAMMER EMISSION Circuit Board XL119A0 29 HAMMER SENSOR Circuit Board XL683A0 29 KEY EMISSION Circuit Board XG072A0 22 KEY RECEIVER Circuit Board XV023B0 22 LED 7 SEG Circuit Board XS414A0 22 P...

Page 30: ...PWB Circuit Board Component side PWB VN54330 VN54340 to Switch box to DRIVE A CN34 36 to DRIVE C CN214 to PEDAL DRIVE CN1 to PK CTL CN3 MX1Z 23 ...

Page 31: ...05 to CTRL SUB A CN5 to DB Circuit Board CN106 to CTRL SUB A CN7 CN108 N C CN107 to CTRL SUB A CN8 CN201 CN302 to Floppy Disk Drive unit to CTRL SUB A CN2 CN502 to LCD to LCD Back light CN401 to PANEL SWITCH CN1 CN402 to LED 7 SEG CN1 CN501 CN503 to POWER SWITCH CN2 PK CTL Circuit Board Component side to PEDAL SENSOR CNP to DRIVE A CN35 DRIVE B CN117 to HAMMER SENSOR CN2 to EMK CTL CN101 to CTRL I...

Page 32: ...EMK CTL Circuit Board Pattern side MX1Z 25 PK CTL Circuit Board EMK CTL V252040 PK CTL V482950 Pattern side ...

Page 33: ...ECORD REWIND FOWARD PART SELECT L PART SELECT R ENTER SW9 SW10 SW11 SW12 SW13 SW14 SW15 SW16 REW FWD NO YES VOICE FUNC METRONOME SELECT SWICH FUNCTION TABLE LED 1 LED 2 LED 3 LED 4 LED 5 LED 6 LED 7 LED 8 LED 9 LED 10 LED 11 LED 12 VOLUME 0 VOLUME 1 VOLUME 2 VOLUME 3 VOLUME 4 VOLUME 5 VOLUME 6 VOLUME 7 VOLUME 8 VOLUME 9 VOLUME 10 VOLUME LED 13 LED 14 LED 15 LED 16 LED 17 LED 19 LED 21 LED 22 LED 2...

Page 34: ...to KEY 36 68 CN14 to KEY 37 69 CN15 to KEY 38 70 CN16 to KEY 39 71 CN17 to KEY 40 72 CN18 to KEY 41 73 CN19 to KEY 42 74 CN20 to KEY 43 75 CN21 to KEY 44 76 CN22 to KEY 45 77 CN23 to KEY 46 78 CN24 to KEY 47 79 CN25 to KEY 48 80 CN26 to KEY 49 81 CN27 to KEY 50 82 CN28 to KEY 51 83 CN29 to KEY 52 84 CN30 to KEY 53 85 CN31 to KEY 54 86 CN32 to KEY 55 87 CN33 to KEY 56 88 CN34 to PWB CB5 DRIVE B CN1...

Page 35: ...KEY 18 CN108 to KEY 19 CN109 to KEY 20 CN110 to KEY 21 CN111 to KEY 22 CN112 to KEY 23 CN113 to KEY 24 CN114 to DRIVE A CN34 CN115 to DRIVE C CN201 CN116 to PEDAL DRIVE CN5 CN117 PK CTL CN4 Connector DRIVE C CN201 to DRIVE B CN115 CN202 to KEY 1 CN203 to KEY 2 CN204 to KEY 3 CN205 to KEY 4 CN206 to KEY 5 CN207 to KEY 6 CN208 to KEY 7 CN209 to KEY 8 CN210 to KEY 9 CN211 to KEY 10 CN212 to KEY 11 CN...

Page 36: ...rcuit Board Component side Component side Component side to KEY EMISSION CN1 to HAMMER SENSOR CN2 to PK CTL CN8 HAMMER SENSOR VT18690 HAMMER EMISSION VN57170 CTRL IN VT83650 to PK CTL CN2 MN CN2 to KEY RECEIVER CN1 to HAMMER EMISSION CN2 Pattern side FOOT CNTRL MX1Z 29 ...

Page 37: ... REGULATOR 5V DC DC CONVERTER VV167400 PC2405AHF XR607A00 REGULATOR 5V 1 2 3 1 INPUT 2 COMMON 3 OUTPUT to PK CTL CN1 ROTARY ENCORDER TO HOST EMK CTL REGULATOR 5V CPU FLASH ROM 8M FLASH ROM 8M DRAM 4M BUFFER D FF B COUNTER DECODER FDC TRANSISTOR ARRAY N C Photo Coupler SYSTEMRESET INVERTER Photo Coupler INVERTER INVERTER HOST SELECT Photo Coupler LINE DRIVER SINGLE SHOT DECORDER SCI to FDD unit not...

Page 38: ...e Stage GND GND HV HV HV VHIS CB5 PLAY ON PLAY OFF REGULATOR VN588300 VN588400 DRIVE C PWB DRIVE B DRIVE A DRIVE A TRANSISTOR ARRAY YM3421 F YM3421 F TRANSISTOR ARRAY TRANSISTOR ARRAY PWM GENERATOR PWM GENERATOR YM3421 F TRANSISTOR ARRAY PWM GENERATOR 6 MAINS ON OFF MAIN POWER SWITCH TO SERVICE PERSONNEL Critical Components Information Components having special characteristics are marked and must ...

Page 39: ...1 DRIVE A TR ARRAY TA 1 8 CN37 CN35 100 CN37 Key No 57 88 Key Drive Thermostat ROTALY ENCODER PS circuit LED 7 SEG PANEL SWITCH CN105 Back light Panel Switches LED POWER SWITCH CN4 Power Switch REMOTER CONTROLLER RECEIVER 8M 16M 24 8M CS 5V CN106 CN107 CN104 CN103 CN302 CN7 CN8 CN5 CN3 CN2 16M 16MHz CS CS 22 79 74 75 9 15 13 IC202 I O Interface contains CPU s I O ports IC407 IC408 FREQUANCY DEVIDE...

Page 40: ...n model D German model E European model F French model H North European model I Indonesian model J Japanese model M South African model O Chinese model Q South east Asia model T Taiwan model U U S A model V General export model 110 V W General export model 220 V N X General export model Y Export model Notes DESTINATION ABBREVIATIONS The numbers in QTY show quantities for each unit The parts with i...

Page 41: ... CTRL SUB A 1 4 DB 2 Hammer Sensor Unit 2 1 Hammer Sensor 2 2 Hammer Emission 3 key Sensor Unit 3 1 Key Emission Circuit Board 3 2 Key Receiver Circuit Board 4 Key Drive Unit 4 1 PK CTL 4 2 Drive A 4 3 Drive B 4 4 Drive C 4 5 Plunger Assembly 4 5 Plunger Assembly 4 5 Plunger Assembly 4 5 Coil Assembly 5 SB Assembly 5 1 CTRL IN 6 Power Supply Assembly 6 Power Supply Assembly 7 AC Cord Assembly 7 AC...

Page 42: ... 053S 073S 056S 052S 054S 051S 102S 055S 104S 100S 101S View A View D Center Rail Base Board Label Pedal adjustment E Hammer Sensor Unit Power Supply Assembly Switch Box Assembly 50 92 90 Key Drive Unit Pedal Drive Unit Control Unit B D 103 130 193 124 OVERALL ASSEMBLY ...

Page 43: ...MX1Z 4 View B View C 110 114 127 112 114 190 90 43 47 72 20 47 40 Pedal Drive Unit 091S 113S 041S 021S 128S 125S 048S 044S Key Sensor Unit Hammer Sensor Unit Hammer Cushion A C Control Unit 181S ...

Page 44: ...054S 055S 056S 057S 058S 073S 081S 091S 100S 100S 101S 102S 104S 113S 125S REF NO VZ323800 CB069250 VB582500 VB582500 VN012000 VB582500 VZ330300 CB069250 VB582500 VB582500 VN593800 CB069250 VB582500 VV169900 VV170000 VV170100 VV170200 VV222500 VV222600 VV222700 VV222800 CB069250 V3287200 VN012900 VB951400 VV910400 VN523900 03747270 03747270 VP354200 BB500690 03747270 VQ049300 VN524200 VN524300 VN5...

Page 45: ...pping Screw S Bind Head Tapping Screw 1 DESCRIPTION 126S 128S 181S 182S 183S 195S REF NO 03747340 20084500 VQ866300 03769630 V2686900 PART NO 4 0X16 MFZN2Y UP 5X30 X12 2 WAXMFZN2Y 4 0X30 MFZN2Y 4 0X10 MFZN2Y 3 0X6 MFZN2BL VR14340 U APTW REMARKS 4 2 4 QTY RANK 01 01 01 01 New Parts RANK Japan only ...

Page 46: ...ox Circuit Board Connector Assembly Switch Connector Assembly Bind Head Screw DESCRIPTION 1 3 4 4a 5 10G REF NO VR927700 VT836500 VN518500 VH785100 EG330360 PART NO D CTRL IN AC SDDT DPST J U C S F INPUT 3P 3 0X6 MFZN2BL MX1Z VR92840 MAINS VN52120 REMARKS 2 QTY RANK 08 07 13 04 01 ...

Page 47: ...6 18 11 27 34G 35G 32G 41G 38G 31G 36G 20 10 9 39G 40G 19a 1 7 25 31G 14 31G 5 16 19 2 17 30 24 23 33G 3 41G 13 12 22 26 Rear View Top View Side view Front View Bottom View MX1Z 8 CONTROL UNIT ...

Page 48: ...00 V5218600 V5218700 VV091400 VV258500 VV091700 VV091800 V2520400 VV106500 V3518400 V2421900 VV107000 VV172800 VV107400 VV090700 VV090800 CB826590 VN632900 VV167600 XS443A00 VV258600 CB502030 VY711600 VC362700 CB817510 VV111100 EP630210 VF378100 VV414800 VT706900 VT707600 VP552000 VC161100 VQ717600 EP600530 VR060400 V2513100 VN668800 VH214900 PART NO DKC500RWXG DKC500RWXG DKC500RWXG DKC500RWXG WH ...

Page 49: ...MX1Z 10 PANEL UNIT 1 4 2 5 6 7 8 9 10 17 11 12 13 14 15 16 17a 31G 32G 32G 31G 33G 13a 3 ...

Page 50: ...90000 VV090100 VV090300 VV090400 VV090500 VV090600 VV091600 VV090900 VV091000 VV106600 V2286800 V2102400 VV106900 VT059300 VV108000 VV108100 VV108300 VV107900 VV179300 VA819100 VD016700 VF378100 V2124400 PART NO PBL BL PWH DKC500RW XG GROUP A B C D VOL BL WH BL WH S BL S WH PW PL PW WH PANEL SWITCH POWER SWITCH LED 7 SEG DMC 50444NYU SL 21P 200mm 7P 3710mm 10P 220mm PH 3P FHINA1 2 24PCE 3 0X6 MFZN...

Page 51: ...MX1Z 12 HAMMER SENSOR UNIT 24 21 31 41 41 23 13 24 44 31 43 41 32 33 42 2 1 14G 22 36G 15 37G 17G 12G 11 19 40 31 8 18 4 19 16G 35G 9G Top View Front View B B B B C B B C A A ...

Page 52: ...5 18 19 21 22 23 24 31 32 33 40 41 42 43 44 9G 12G 14G 16G 17G 35G 36G 37G REF NO VZ323800 VN579900 VN371200 VT481300 VT186900 CB069250 VN571700 CB069250 VT133000 VT133100 VT133200 VT407400 VT407500 VT407600 VT749500 EP630180 EP630180 VL280200 EP630210 VP178900 VA078100 VJ000800 PART NO J2 0 0 5 C C HAMMER SENSOR HAMMER SENSOR BK 1 HAMMER EMISSION HAMMER EMISSION1 HAMMER EMISSION2 BK 1 1 2 3 1 2 4...

Page 53: ...MX1Z 14 KEY DRIVE UNIT 50 51 54 55 24 23 30 32 25 19 11 12 18 58 59 8G 1 7 6 40G 39 36 15G 17 13 37 16 14 38G 41G 56 57 26 28 27 34 35G 20G 4 5 29 31 42G 3 2 31a ...

Page 54: ...7 28 29 30 31 31a 32 34 36 37 39 50 51 54 55 56 57 58 59 8G 15G 20G 35G 38G 40G 41G 42G REF NO VZ330300 V4829500 VN588200 VN588300 VN588400 VG927300 CB502030 VN672900 CB069250 VN598100 VN599500 VN599700 VN600300 VN600500 VC362700 VC362700 CB069250 EE640200 EP600410 EE640260 EE630020 EE640090 VP357200 CB080100 PART NO XLA XLB XCA XCB XRA XRB PK CTL DRIVE A DRIVE B DRIVE C A B C D KEY DRIVE A KEY DR...

Page 55: ... 14 30 8G 11 26G 28 13 21 23 18 25 9 25 9 22G 24G 20G 19 19 31 30G 16G 27 27 32G 17 17 21 23 18 22G 24G 20G 19 21 23 18 22G 24G 20G 19 21 23 18 22G 24G 20G 19 30 29G 28 A A A B B C C 21 22G 17 23 18 24G 20G A 29G 12G 10G 26G 15 6 B B A A C C ...

Page 56: ... 6 9 11 13 14 15 17 18 19 21 23 25 27 28 30 31 8G 10G 12G 16G 20G 22G 24G 26G 29G 30G 32G REF NO VN012000 VL738300 CB502790 VN371200 VT481300 VT481200 CA500650 CA500660 VN012300 CB502800 VB582500 VN012400 VN012200 VN244500 VZ141900 EP630180 EP630180 VP183100 VB659000 VH610100 VP178900 VL280200 VZ630500 VH838200 CB080100 PART NO 1B B 1 B 2 B 3 B 0 0 5 C C 9X15 10X5 B 1 A A C A KEY RECEIVER KEY RECE...

Page 57: ... 6 1 8 1 1 1 2 1 3 1 4 1 40 1 4 1 5 1 11 1 9 1 10 1 38 1 38 1 11 1 17 1 17 1 42 1 42 1 38 1 38 2 11 2 21 2 12 2 16 2 15 1 39 1 20 1 18 1 19 1 21 9a 1 11 1 8 1 6 1 2 4 7 13 2 8 6 5 1 11 12 11 10 Pedal solenoid assembly Lock solenoid 9b ...

Page 58: ... 8 1 9 1 10 1 11 1 17 1 18 1 19 1 20 1 21 1 38 1 39 1 40 1 42 2 2 11 2 12 2 15 2 16 2 21 3 4 5 6 7 8 9a 9b 10 11 12 13 REF NO VN593800 CX815590 CX815590 AX816800 AX816810 AX816820 AX816830 CX815600 CX815610 NX815600 NX815590 CX815620 AX816840 CX815630 CX815640 CX815650 NX816120 CX815660 CX815670 NX551070 NX551060 NX510080 AX816850 AX816860 AX816870 PART NO U30 A SOFT M4 0X4 B M4 0X6 A SOFT C M3 0X...

Page 59: ...it PW Unit Base Space Rubber Bind Head Screw DESCRIPTION 1 1 1a 1a 1b 1b 1c 1d 1e 11 12 13 REF NO VN812300 VN812500 VN812700 VN812800 VN543300 VN543400 EG340220 PART NO PWB PWB UP 4 0X8 MFZN2BL MX1Z U APTW E B APTH APHK A U APTW E B APTH APHK A U APTW E B APTH APHK A U APTW VN81290 E B APTH APHK A VN81300 VN81310 VN81320 VN81330 VN41190 VN74650 REMARKS 6 QTY RANK 44 43 01 New Parts RANK Japan only...

Page 60: ...169900 VV170000 VV170100 VV170200 VV222500 VV222600 VV222700 VV222800 VV170500 VV222900 VP016100 VF757900 VH895700 VF758000 LB201430 LB100670 VN576300 VI879700 VE545300 VH903000 23921500 VI563900 VD947700 PART NO BL PBL BL BL PBL BL BL PBL BL BL PBL BL WH PWH WH PWH WH PWH WH PWH UDS 96B 15P BL UDS 96W 15P WH 2P 10A 3 05m MX100A CE 2P 6 0A 3 05m MX100A AS LB 2P SLF 21T 2 0S MX 2 M1E KR 51 KF 41 SB...

Page 61: ...00 FG652100 FG613270 FG213560 FG612470 VR898600 VD930900 VD930900 UG444470 VQ093500 VD930900 UJ838470 VD930900 VD930900 UJ838470 FG613220 VQ098700 VB390100 VB390000 VB389800 VB389900 LB607620 VB390100 VB390000 VR492000 VR492000 FZ006970 VN774800 VN774800 VP944700 XF633A00 XA882A00 XR970A00 XR607A00 VS195600 VP341600 VY761700 PART NO CTRL IN CTRL SUB A DB DRIVE A DRIVE B DRIVE C EMK CTL HAMMER EMIS...

Page 62: ...nsistor Array Transistor Array Transistor Array Circuit Board Monolithic Ceramic Cap Electrolytic Cap Mylar Capacitor Mylar Capacitor Monolithic Ceramic Cap Connector Base Post Connector Base Post Connector Base Post Base Post Connector Connector Base Post Connector Base Post Connector Base Post Diode Diode Diode Diode DESCRIPTION L01 R01 03 R04 R05 R06 R07 R08 RY1 RY2 TR1 TR2 TR2 TR3 VR1 C1 C2 C3...

Page 63: ...c Ceramic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap Electrolytic Cap BP Monolithic Ceramic Cap Electrolytic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap DESCRIPTION EMI1 IC1 R1 R2 ...

Page 64: ...17 C401 C402 C407 C502 505 C506 CN101 CN102 CN103 CN104 CN105 CN106 CN107 CN108 CN201 CN301 CN302 CN401 CN402 CN501 CN502 CN503 D301 306 D301 306 EWSR F1 FIN01 IC101 IC102 IC103 IC104 IC106 IC107 IC107 IC109 IC201 IC202 IC203 IC301 IC302 304 IC302 304 IC305 IC306 IC401 IC402 IC407 IC408 IC502 IC503 IC504 IC505 L101 L104 L105 L106 L107 L301 307 L308 L309 L310 314 RA10 13 REF NO PART NO B 1000P 50V ...

Page 65: ...Resistor chip Carbon Resistor chip Carbon Resistor chip Carbon Resistor chip Carbon Resistor chip Carbon Resistor chip Carbon Resistor chip Carbon Resistor chip Carbon Resistor chip Carbon Resistor chip Carbon Resistor chip Carbon Resistor chip Carbon Resistor chip Carbon Resistor chip Carbon Resistor chip Carbon Resistor chip Carbon Resistor chip Carbon Resistor chip Carbon Resistor chip Carbon R...

Page 66: ...olytic Cap Electrolytic Cap Electrolytic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap Connector Base Post Connector Base Post Connector Base Post Ceramic Resonator Ceramic Resonator Diode Diode IC IC IC DESCRIPTION 415 R416 422 R423 428 R429 434 R435 441 R442 448 R449 R450 457 R5...

Page 67: ... REF NO XQ462C00 VH441500 VH441500 XL122A00 VN406200 XC723A00 XC725A00 VB434400 VB434400 IC241200 VR935100 RD257330 RD257330 RD254470 RD257120 RD254470 RD257120 RD254470 RD257120 RD254470 RD257120 RD254470 RD257120 RD254470 RD257120 RD254470 RD257120 RD254470 RD257120 RD254470 RD254470 RD254100 RD259100 RD256560 RD259100 RD257100 RD256470 RD256470 RD256100 RD255220 RD255220 RD256470 HF757100 RD255...

Page 68: ...Cap Electrolytic Cap Monolithic Ceramic Cap DESCRIPTION D1 8 IC1 IC2 PD1 8 R1 8 R9 16 R17 R18 R19 R20 R21 7SLED 7SLED C1 CN1 CN2 PW SW RCVUT CN1 D1 16 D1 16 LED1 11 LED12 15 LED12 15 LED16 LED16 LED17 LED19 LED21 24 LED21 24 SW1 9 SW10 16 C1 C2 C3 C4 C5 C6 C7 C8 C10 C11 C12 C13 REF NO PART NO RLS 73 RLS 73 NJM2901M T1 NJM2901M T1 33 0K 0 1 J 33 0K 0 1 J 4 7K 0 1 J 4 7K 0 1 J 12 0K 0 1 J 47 0 0 1 J...

Page 69: ...45100 UB013100 UB013100 VH307600 VB390600 VB390500 VB390400 VB390000 VB390300 VF283400 VB389800 VB389900 VB493900 VB493900 VN681100 VS201100 VB493900 FZ006970 VN516100 VN593900 XJ607A00 XI286A00 XS528J00 XQ545A00 XV411A00 XW055A00 XK441A00 XL106A00 XL122A00 XD672A00 VQ193600 VQ193600 VF968800 VF968800 VR935100 RD255220 RD255220 RD256220 RD256470 RD256470 RD256100 RD256100 RD256470 RD256470 RD25410...

Page 70: ...575200 VO005400 VO005800 VO005400 VO005800 VV192900 VJ762800 VQ188500 VP604100 VJ762800 VP286400 VN775900 UA655100 VP011700 VP286600 VN702000 VN698400 VN694900 VP011800 VP286700 VN695500 VN760400 VP286300 UA655100 VN694000 VN701200 VN704200 VN701900 VN705600 VN694800 VN921600 VP992400 VP992400 LB301470 LB932070 VD005300 VP206500 VP206500 IF004600 VH770800 VN771700 VN478200 VT208800 IF004600 IF0046...

Page 71: ...0 VN792600 VM600000 VM600000 VM600000 VM600000 VP604000 VP234300 VN398100 VN433600 VN433700 VQ459600 VN774400 VQ459600 VN774400 VD678500 VH800700 IC1815M0 IC174020 IC260320 VH800600 VN838300 IB056020 ID043820 VN932000 VN932000 IC1815M0 VN931900 VN932000 IA101590 IC1815M0 HV757100 HV756330 HV758100 HV755510 HV754220 HV756100 VN067400 HV754270 HV754470 HV754100 VN765700 VN765700 HV753100 HL214470 HL...

Page 72: ...W Unit Radiator Assembly Diode Stack Transistor Diode Stack Transistor Bushing Bind Head Tapping Screw C Radiation Sheet Radiation Sheet Support Support Bind Head Tapping Screw B Socket Floppy Disk Drive DESCRIPTION R0035 R0036 R0038 R0039 R0040 R0041 R0042 R0043 R0045 R0046 R0047 R0048 R0051 R0052 R0053 R0054 R0056 R0057 R0058 RY001 RY002 T0001 T0001 T0002 T0002 1 2 2 3 3 11 12 13 1 2 3 4 5 11 12...

Page 73: ...er Thermostat Switch AC Cord AC Cord AC Cord AC Cord DESCRIPTION REF NO PART NO 3 6cm 8ohm 0 5W DMC 50444NYU SL FHINA1 2 24PCE SDDT DPST J U C S 2P 10A 3 05m MX100A CE 2P 6 0A 3 05m MX100A AS JOG DIAL MAINS U APTW E APTH B APHK A REMARKS QTY RANK 05 17 03 04 04 06 05 09 06 New Parts RANK Japan only MX1Z 34 ...

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