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D

With Silent Function

Service Manual

MPX100II

Upright Piano

Summary of Contents for Disklavier Silent Series

Page 1: ...D With Silent Function Service Manual MPX100II Upright Piano ...

Page 2: ...assembly Pedal drive unit PS assembly Sensor output voltage Pedal drive unit adjustment LSI pin description except the LSIs in MN circuit board and Motor drive circuit board IC block diagram except the ICs in MN circuit board and Motor drive circuit board Circuit boards CONTROLLER 7 SEG LED POWER SWITCH CTRL OUT CTRL IN PANEL SWITCH HAMMER EMISSION KEY RECEIVE KEY EMISSION DRIVE A DRIVE B DRIVE C ...

Page 3: ...restated WARNING Failure to follow appropriate service and safety procedures when servicing this product may result in personal injury destruction of 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 IMPOR...

Page 4: ... 7 segment 2 digit display Record Part Select L R 0 9 keypad Search Repeat A B Transpose 0 Tempo 0 Rev Fwd Volume Song Select Rev Fwd Play Pause Stop 11 levels 0 10 w power off memory 50 20 by 1 steps 24 semitones 2 octaves in 1 semitone steps Disk song segment A B random Rev Fwd song by song numerical selection Rev Fwd w or w o sound direct by time or measure L R Part Select Pedal Cancel Programm...

Page 5: ...mple disk PianoSoft Blank 3 5 2DD floppy disk HPE 170 headphones Getting Started Playback Manual Advanced Operation Manual HOW TO CARE FOR YOUR YAMAHA PIANO guide FC 4 FC 5 Foot Switches cable length 1 7m FC 7 Foot Controller cable length 1 7m 5 40 C 41 104 F See Diskiavier Silent piano s Serial No plate PANEL LAYOUT Main Switch MIDI Connections Foot Controller Switch box 3 ...

Page 6: ...MPX100II UNIT LOCATION 4 ...

Page 7: ...MPX100II WIRING 5 ...

Page 8: ...d 181S then remove the hammer sensor unit Fig 2 Fig 1 Fig 3 2 MN unit 2 1 Remove the lower front board 2 2 Loosen the three 3 screws marked 171S then slightly shift the MN unit to the rear and remove the MN unit Fig 3 2 3 Remove the seven 7 screws marked 5G then remove the MN circuit board from MN unit Fig 3 3 Sub power supply unit 3 1 Remove the lower front board 3 2 Remove the two 2 screws marke...

Page 9: ...ove the switch box Fig 6 6 HP 1 2 circuit board 6 1 Remove the switch box See procedure 5 6 2 Remove the volume knob 6 3 Remove the three 3 hexagonal nuts for the volume and headphones then remove the HP 1 2 circuit board Fig 6 Fig 8 Fig 7 8 CTRL IN circuit board 8 1 Remove the switch box See procedure 5 8 2 Remove the hexagonal nut for the foot control then remove the CTRL IN circuit board Fig 8 ...

Page 10: ... bus Ground Address bus Data bus Ground Port 8 Function Function XTAL EXTAL MD1 MD0 VCC P52 A R x D A T x D VSS P97 P96 AS P92 P91 P90 P60 P61 P62 P63 P64 P65 P66 P67 AVCC AN0 AN1 AN2 AN3 AN4 AN5 AN6 AN7 AVSS P40 P41 PCM1702U XP551A00 DAC Digital to Analog Converter Power supply 5A Bipolar decouple Output current Analog ground Servo decouple Reference decouple Power supply 5A Data input Clock Powe...

Page 11: ... L channel output Sample Hold R channel output 2 chips mode 0 1 chip 1 2 chips Slave Master select 0 master 1 slave Power supply 5V Ground Initial clear Crystal osc Crystal Ext clock 12 8MHz osc output 12 8MHz master clock input 6 4MHz clock output NSYS 3 2MHz clock output MEL LDSP DAC 12 8MHz sync signal input 12 8MHz sync signal output 6 4MHz 3 2MHz sync signal output Wave ROM output enable Wave...

Page 12: ...H VB835000 L 13 16 SBT 0260TF 60uH VF968800 5 Rotary Variable Resistor VR1 A100KX2 RK0971210 VQ862900 Volume 6 DIN Connector MIDI IN OUT YKF51 5057 3P VQ098700 MIDI IN MIDI OUT 7 Phone Connetor HP1 2 HLJ0521 STEREO VQ866600 Headphone AUX IN OUT HSJ0857 ST MINI LB301870 AUX IN AUX OUT 8 Base Post Connector CN 4 PH 8P TE VB390400 CN 5 XH 4P TE LB918040 CN 6 PH 5P TE VB390100 CN 7 PH 9P TE VB390500 T...

Page 13: ...MPX100II MPX100II 12 13 MN Circuit Board to MOTOR XH6P MN BNA01 VT10900 ...

Page 14: ...MPX100II MPX100II MN Circuit Board 14 15 MN BNA01 VT10900 ...

Page 15: ...MPX100II MPX100II SENSOR Circuit Board MOTOR Circuit Board SENSOR VT18690 MOTOR BNA01 VT10750 17 16 ...

Page 16: ...MPX100II MPX100II PK CTL VT18680 SUB POWERSUPPLY BNB01 VT10940 18 19 PK CTL Circuit Board SUB POWER SUPPLY Circuit Board ...

Page 17: ...MPX100II MPX100II TEST MODE 20 21 ...

Page 18: ... channel 1 16 pp program number 00 to 7F 0 to 127 2 Channel Mode Messages 2 1 All Note Off Bn 7B 00 n MIDI channel 0 to F 0 to 15 channel 1 16 2 2 All Sound Off Bn 78 00 n MIDI channel 0 to F 0 to 15 channel 1 16 3 System Information 3 1 System Common Messages Song Position Pointer F2 II hh When remote Out is on ll value 00 to 7F 0 to 127 hh value 00 to 7F 0 to 127 Song Select F3 ss When remote Ou...

Page 19: ...al Bn 43 vv Switch mode n MIDI channel 0 to F 0 to 15 channel 1 16 vv data 00 to 3F 40 to 7F 0 to 63 64 to 127 0 63 off 64 127 on Half pedal mode add the following messages n MIDI channel 2 2 channel 3 vv data 00 to 7F 0 to 127 2 Channel Mode Messages 2 1 AM Notes Off Bn 7B 00 n MIDI channel 0 to F 0 to 15 channel 1 16 2 2 All Sound Off Bn 78 00 n MIDI channel 0 to F 0 to 15 channel 1 16 3 System ...

Page 20: ...Mes Active Sense sages Reset Transmitted 1 16 1 16 3 x 0 127 O 9nH v l 127 x9nH v 0 1 x x 1 x 1 O O O O 1 O 0 127 O 1 O O x 2 O O 2 x 123 O x Recognized 1 16 1 16 3 x x 21 108 21 108 O v l 127 O x x x O O x O x x O O x 2 x O 2 x O 123 O x Remarks Memorized HP ch1 3 Sustain Pedal Soft Pedal Volume All Sound Off Notes All recognized data are transmitted 500msec later if control panel mode is STOP an...

Page 21: ...rts list in the service manual please refer to the MX100II service manual 008659 Mechanical parts KEY SENSOR UNIT KEY DRIVE UNIT Electrical parts Circuit boards CONTROL OUT CONNECTION PANEL SWITCH HAMMER EMISSION KEY RECEIVE KEY EMISSION DRIVE A DRIVE B DRIVE C POWER SUPPLY UNIT Notes Destination Abbreviations U US model C Canadian model E European model A Australian model B British model The numb...

Page 22: ...sistor 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 Monolithic Ceramic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap Electrolytic Cap Electrolytic Cap Ceramic Resonator Ceramic Resonator Speaker LC Fil...

Page 23: ... Ceramic Cap Ceramic Capacitor Electrolytic Cap LC Filter IC IC IC LED LED Base Post Connector Base Post Connector Connector Base Post Connector Base Post PI Sensor Jumper Wire Jumper Wire Circuit Board Sensor Remote Controller Push Switch Ceramic Capacitor LED Display Connector Assembly Connector Assembly Circuit Board IC IC IC IC IC IC IC FM 7P TE FM 8P TE FM 10P TE 52045 26P TE 0SH 3030 SPL 3 0...

Page 24: ...esistor 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 Quartz Crystal Unit Quartz Crystal Unit Chip Inductance Chip Inductance Chip Inductance Chip ...

Page 25: ...or chip Carbon Resistor chip Carbon Resistor chip Carbon Resistor chip Carbon Resistor chip Monolithic Ceramic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap Electrolytic Cap Electrolytic Cap Electrolytic Cap Electrolytic Cap Electrolytic Cap Connector Base Post Connector Base Post Connector Base Post Connector Base Post Connector Base Post Connecto...

Page 26: ...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 Metal Oxide Film Resistor Electrolytic Cap Electrolytic Cap Electrolytic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap Monolithic Ceramic Cap Monolithic Ceramic Ca...

Page 27: ...ack Diode Connector Base Post Base Post Connector Base Post Connector Fuse Holder Relay Sub Power Supply Unit Sub Power Supply Unit AC Cord Assembly AC Cord Assembly AC Cord Assembly AC Cord Assembly AC Cord AC Cord AC Cord AC Cord T 5 00A JU T 1 00A JU T 3 15A BS T 250MA BS 75 0 1 4 J 0 1000 50V Z 2200 25 0V D3SBA20 4 0A 200V 1SS133 1SS176 PH 10P TE XH 2P TE LB 3P TE EYF 52BC AC JS 5M K 120V UC 2...

Page 28: ...MPX100II MPX100II OVERALL ASSEMBLY 9 8 ...

Page 29: ...acer Spacer Hammer Shutter Truss Head Tapping Screw 1 Adjusting Plate Hammer S Truss Head Tapping Screw 1 Key Sensor Spacer Key Shutter Truss Head Tapping Screw 1 BW Head Screw Spacer Spacer BL NK 8N 78EX 78EX U10 BK 1 04054 04054 1B NK 10N 04054 BK 1 NK 10N NK 8N 04054 BK 1 04054 MKX 5 UL 04054 AS 240V BK 1 PK SENSOR 120V 230V MN BK 1 R L BK 1 BK 1 BK 1 04054 SJ5018 BL 3M TMS 20 78 4X10 5 11 1 BI...

Page 30: ...anel Unit Bottom Chassis Floppy Disk Circuit Board Cable Spacer Knob Cable Holder Ferrite Core Cord Holder Bind Head Tapping Screw S Flat Head Tapping Screw S Bind Head Tapping Screw S BWH Tapping Screw S Screw Anti Vibration Bush Bind Head Screw BI MF355HD CONTROLLER 26P 300mm 3 BI FR25 15 12 1400L S 75B 3 0X6 MFZN2BL 3 0X6 MFZN2Y A3 0X6 MFZN2Y 0X10 8 MFZN2Y 3X7X3 G 462 1 2 0X3 MFZN2Y VT18820 MPX...

Page 31: ...ey Top Key Top Key Top Key Top Key Top Key Top Key Top Key Top Key Top Structure Circuit Board Circuit Board Circuit Board LCD Assembly Rotary Encoder Assembly Cable Cable Cable Cable Key Top Cover Cord Holder Bind Head Tapping Screw P Flat Head Tapping Screw S Bind Head Tapping Screw P Bind Head Tapping Screw P Bind Head Tapping Screw P Bind Head Tapping Screw P K2 PLAY 346 STOP 346 REC REV 346 F...

Page 32: ... Holder Circuit Board Connector Assembly Connector Assembly Cord Holder Stay Stay Stay Cover Cover Cushion Damper Cushion Wire Pan Head Tapping Screw P Pan Head Tapping Screw P Flat Head Tapping Screw P Bind Head Tapping Screw S BW Head Screw Bind Head Tapping Screw S Bind Head Tapping Screw S SENSOR DETECT BK 1 HAMMER EMISSION LED DRIVE 1 LED DRIVE 2 BK 1 1 2 3 1 2 HQSX 4X1065 3 0X6 MFZN2BL 3 0X6...

Page 33: ...MPX100II MN UNIT VT109000 VQ493500 CB502030 EP600410 MN UNIT MN Unit Circuit Board Plate Cord Holder Ground Wire Bind Head Tapping Screw S 0 0 MN S 75B 3 0X6 MFZN2Y VT10890 VT60950 16 ...

Page 34: ...36500 CB028970 VN518500 CB826590 VC161100 EG330360 SWITCH BOX ASSEMBLY Switch Box Assembly Switch Box Circuit Board Circuit Board Knob Connector Assembly Connector Assembly Foot Bind Head Tapping Screw P Bind Head Screw HP CONTROL IN BL AC F INPUT SJ 5023 3 0X12 MFZN2BL 3 0X6 MFZN2BL ...

Page 35: ...MPX100II PEDAL SENSOR UNIT VT107300 VT106200 VH553800 PEDAL SENSOR UNIT Pedal Sensor Unit Connector Assembly Stay Sensor Bind Head Tapping Screw S PEDAL SENSOR S 3 0X12 MFZN2Y VT10260 1pc 18 ...

Page 36: ...MPX100II PEDAL DRIVE UNIT 19 ...

Page 37: ... Screw Bearing Damper Ring Plate Rod Actuator Flat Head Tapping Screw Rod Gray Scale UP Spacer Lock Solenoid Stopper Nut Guide Pin Bind Head Screw Plain Washer Pin Bracket Circuit Board Circuit Board Thermostat Sencer Bracket Spacer Bracket Screw Screw Pan Head Screw Bind Head Tapping Screw S A SOFT M4 X 4 B M4 X 6 A SOFT C 3 X 12 DAMPER DAMPER M2 6 M3 X 8 2 6mm 5 Φ PEDAL SENSOR PEDAL DRIVE M4 X 8...

Page 38: ...nit Motor Unit Circuit Board Stay Motor Collar Motor Shutter Motor Cable Assembly Panching Connector Assembly Ferrite Core Cord Holder String Cushion Bind Head Screw Bind Head Tapping Screw S Bind Head Tapping Screw S Nut Cable Stopper MOTOR B MD FR25 15 12 1400L BK 1 3 0X6 MFZN2Y 3 0X5 MFZN2Y 3 0X6 MFZN2BL 4M SUS304 VT10250 2pcs VT10740 2pcs 2pcs 3pcs 5pcs 2pcs 0376042 21 ...

Page 39: ...40 SUB POWER SUPPLY UNIT Sub Power Supply Unit Sub Power Supply Unit Circuit Board Circuit Board Cover Connector Assembly Connector Assembly Connector Assembly Plastic Rivet 120V UC 230V CE SUB POWER SUPPLY SUB POWER SUPPLY SBA SBB SBC NRP 345 U C E A B U C E A B VT10950 VT10960 VT10970 ...

Page 40: ...362700 AC CORD ASSEMBLY AC Cord Assembly AC Cord Assembly AC Cord Assembly AC Cord Assembly AC Cord AC Cord AC Cord AC Cord Connector Housing Connector Pin Bracket AC Cord Bracket AC Cord Cord Holder Cord Holder Line Filter Ferrite Core UC 2P 10A 3 05m A BS 2P 6A 3 05m CE LB plug 2P SLF 21T 2 0S MX 2 U30 KR 51 UC KF 41 ESD R 25B UC FR25 15 12 1400L U A B E U C A B E ...

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