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Related Manuals for Yamaha Disklavier Silent Series
Summary of Contents for Yamaha Disklavier Silent Series
- Page 1 With Silent Function Service Manual MPX100II Upright Piano...
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Page 2: Table Of Contents
RECEIVE, KEY EMISSION, DRIVE A, DRIVE B, DRIVE C), POWER SUPPLY UNIT CONTENTS SPECIFICATIONS IC BLOCK DIAGRAM PANEL LAYOUT CIRCUIT BOARDS UNIT LOCATION TEST MODE WIRING MIDI DATA FORMAT DISASSEMBLY PROCEDURE MIDI IMPLEMENTATION CHART LSI PIN DESCRIPTION PARTS LIST YAMAHA CORP. 008564 HAMAMATSU, JAPAN 1.7K-324 Printed in Japan '95.9... - Page 3 MPX100II IMPORTANT NOTICE This manual has been provided for the use of authorized Yamaha Retailers and their service personnel. It has been assumed that basic service procedures inherent to the industry, and more specifically Yamaha Products, are already known and understood by the users, and have therefore not been restated.
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Page 4: Specifications
MPX100II SPECIFICATIONS 88 key, speed sensing, single-beam optical sensors Action Sensor Dual key/Hammer locations Sensor System 16-note polyphonic Sustain Continuous (half pedal) —————————————————— Position sensing optical sensors Pedal Sensor Soft Continuous (half pedal) Key Drive Self-calibrating, long-stroke, key-end solenoids, 16-note polyphonic _____________________ Drive System Sustain: Continuous (half pedal) -
Page 5: Panel Layout
Blank 3.5" 2DD floppy disk Supplied Accessories 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) Optional Accessories FC-7 Foot Controller (cable length 1.7m) Location Temperature 5~40°C(41~104°F) -
Page 6: Unit Location
MPX100II UNIT LOCATION... -
Page 7: Wiring
MPX100II WIRING... -
Page 8: Disassembly Procedure
MPX100II DISASSEMBLY PROCEDURE Hammer sensor unit 1-1 Open and lock the top board. 1-2 Remove the upper front board. 1-3 Remove the action unit. 1-4 Remove the four (4) screws marked [175S], then remove the shank stop unit. (Fig. 1) 1-5 Remove the four (4) screws marked 181S], then remove the hammer sensor unit. - Page 9 MPX100II MD(motor drive) unit 4-1 Remove the upper front board and the lower front board. 4-2 Remove the arm clip(spring) which is connected to the shank stop unit lever. 4-3 Remove the wire holder. 4-4 Cut the cord holder. 4-5 Loosen the two (2) screws marked [173S], then slightly shift the MD unit to the right side and remove the MD unit.
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Page 10: Lsi Pin Description
MPX100II LSI PIN DESCRIPTION • HD6473308F10 (XQ458A00) CPU (H8/330) Function Function Reset XTAL Clock Port 4 EXTAL Mode select Non-maskable interupt Power supply stand-by mode signal Power supply Port 5 A R x D A T x D (Transmit data) Address bus Ground (Address strobe) - Page 11 MPX100II • YMW265B-F (XK281B00) CVG (Convolution Voice Generator) FUNCTION FUNCTION Read Write Wave ROM chip select Chip select CD output MELO0 Key on & LFO on output MELO1 MEL stereo output MELO2 MEL03 NSYS output (8-channel x 4) MELI1 MEL stereo mixing input DACLR DAC L/R output Latch enable...
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Page 12: Ic Block Diagram
MPX100II MPX100II IC BLOCK DIAGRAM CIRCUIT BOARDS • SN74HC138NSR (XD835A00) • SN74HC132NSR (XL112A00) • SN74HC00N (iR000050) • HP Circuit Board 3 to 8 Demultiplexer Quad 2 Input NAND Qnad 2 Input NAND HP1/2 • TC4053BF (XB738B00) • HLND12R35M (XM838A00) • NJM2403D (XG061A00) •... - Page 13 MPX100II MPX100II • MN Circuit Board to MOTOR-XH6P MN: BNA01-VT10900...
- Page 14 MPX100II MPX100II • MN Circuit Board MN: BNA01-VT10900...
- Page 15 MPX100II MPX100II • MOTOR Circuit Board • SENSOR Circuit Board SENSOR: VT18690 MOTOR: BNA01-VT10750...
- Page 16 MPX100II MPX100II • PK-CTL Circuit Board • SUB-POWER SUPPLY Circuit Board PK-CTL: VT18680 SUB-POWER SUPPLY: BNB01-VT10940...
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Page 17: Test Mode
MPX100II MPX100II TEST MODE... -
Page 18: Midi Data Format
MPX100II MIDI DATA FORMAT <Transmitted Data> 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. - Page 19 MPX100II <Receive Data> 1. Channel Voice Message 2. Channel Mode Messages 1.1 Note Off ($8n, $kk, $vv) 2.1 AM Notes Off ($Bn, $7B, $00) n (MIDI channel) =$0 to $F (0 to 15) : channel 1~16 n (MIDI channel) =$0 to $F (0 to 15) : channel 1~16 kk (note number) =$15 to $6C (21 to 108) : A-1~C7...
- Page 20 MPX100II YAMAHA [DISKLAVIER SILENT PIANO] Date: 7-APR-1995 Model MPX100II MIDI IMPLEMENTATION CHART Version: 2.03 Transmitted Recognized Remarks Function... Basic Default 1-16 1-16 Memorized Channel Changed 1-16 1-16 HP→ch1, 3 Default Mode Messages **************** Altered Note 0-127 21-108 **************** Number : True voice...
- Page 21 MPX100II MPX100II PARTS LIST CONTENTS ELECTRICAL PARTS 1 ~ 6 SWITCH BOX ASSEMBLY OVERALL ASSEMBLY PEDAL SENSOR UNIT CONTROL UNIT PEDAL DRIVE UNIT PANEL UNIT MOTOR DRIVE UNIT HAMMER SENSOR UNIT SUB-POWER SUPPLY UNIT UNIT AC CORD ASSEMBLY For the following sections of the parts list in the service manual, please refer to the MX100II service manual(008659).
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Page 22: Electrical Parts 1
MPX100 ELECTRICAL PARTS Description <ELECTRICAL PARTS> Circuit board CONTROLLER VT188300 Circuit Board VT836500 CTRL IN Circuit board VT123600 Circuit board VT107500 MOTOR Circuit Board VT836000 7 SEG. LED Circuit Board VT109000 Circuit board VT186700 PK-CTL Circuit board VT316700 POWER SW Circuit Board VT186900 SENSOR... - Page 23 MPX100II VN517900 Connector FM- 7P TE Connector VN518000 FM- 8P TE Connector FM-10P TE VN518100 Connector VN520900 52045-26P TE Heat Sink 0SH-3030-SPL VN638800 Bind Head Screw 3.0X8 MFZN2BL VB659000 Circuit Board CTRL IN (XR146A0) VT836500 Base Post Connector LB918030 XH- 3P TE Phone Connetor HLJ2306 STEREO FOOT CONTROLLER...
- Page 24 MPX100II XK281B00 YMW265B-F XP551A00 PCM1702U XK929A00 HY6264ALJ-10 SRAM LH5168N-10TL XM039A00 SRAM 64K HM65256BLFP-10T XI020A00 PSRAM 256K TC51832AFL-10 XM049A00 PSRAM 256K XM804A00 LA6517 OP AMP HLND12R35M XM838A00 DC-DC CONVERTER XJ607A00 NJM7805FA REGULATOR +5V XN129A00 UPC2412HF REGULATOR +12V NJM78L05UA REGULATOR +5V XJ598A00 XN086A00 NJM79L05UA TE1 REGULATOR -5V...
- Page 25 MPX100II Part N o . 0SH-3030-SPL VN638800 Heat Sink VJ532800 IC Socket DICF-32CS-E Base Post Connector LB918020 XH- 2P TE Base Post Connector LB918040 XH- 4P TE LB918080 Base Post Connector XH- 8P TE LB918050 Base Post Connector XH- 5P TE LB918090 Base Post Connector XH- 9P TE...
- Page 26 MPX100II Carbon Resistor 1.8K 1/4 J HF756180 Carbon Resistor HF756220 2.2K 1/4 J Carbon Resistor HF756390 3.9K 1/4 J Carbon Resistor HF757100 10.0K 1/4 J Metal Oxide Film Resistor 15.0 3W J VT574000 Monolithic Ceramic Cap. VI307100 0.100 50V Z T=52 Ceramic Capacitor 100P 50V K VD841300...
- Page 27 MPX100II MPX100II XQ449A00 Power Transformer Fuse T 5.00A JU VT33500 0 Fuse VT454900 T 1.00A JU VT335100 Fuse T 3.15A BS Fuse VT455000 T 250MA BS HF754750 Carbon Resistor 75.0 1/4 J Semiconductive Cera. Cap. VD287800 0.1000 50V Z Electrolytic Cap. UJ649220 2200 25.0V...
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Page 28: Overall Assembly
MPX100II MPX100II OVERALL ASSEMBLY... - Page 29 MPX100II MPX100II VN524400 Spacer <OVERALL ASSEMBLY> Control Unit Spacer VN524500 Cord Holder NK-8N Angle Bracket, Key Drive Connector Assembly Angle Bracket, Key Drive VT108400 78EX Hammer Sensor Unit VT108600 78EX U10 EX550130 Truss Head Tapping Screw-1 Caution Label EX000950 Truss Head Tapping Screw-1 Cord Holder CB069250 BK-1...
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Page 30: Control Unit
MPX100II MPX100II CONTROL UNIT PANEL UNIT <CONTROL PANEL UNIT> Control Panel Unit (VT18820) Panel Unit VT322800 Bottom Chassis VM772600 Floppy Disk VT914000 MF355HD Circuit Board VT188300 CONTROLLER Cable 26P 300mm VR356300 Spacer 3 BI VN635300 Knob VM775900 VQ343200 Cable Holder Ferrite Core VC362700 FR25/15/12-1400L... -
Page 31: Panel Unit
MPX100II <PANEL UNIT> Panel Unit VT322800 Front Panel VN557400 VM767200 Lens Lens VM767100 LCD Cover VM773500 VM766900 Lens Sub Panel VT706600 Key Top PLAY 346 VM773800 VM774000 Key Top STOP 346 Key Top VM774100 Key Top VM774400 REV 346 Key Top VM774600 FWD 346 VM774900... -
Page 32: Hammer Sensor Unit
MPX100II HAMMER SENSOR UNIT <HAMMER SENSOR UNIT> Hammer Sensor Unit VT108600 Circuit Board SENSOR VT186900 Connector Assembly DETECT Cord Holder BK-1 CB069250 Circuit Board HAMMER EMISSION VN571700 Connector Assembly LED DRIVE 1 Connector Assembly LED DRIVE 2 Cord Holder BK-1 CB069250 Stay VT133000... -
Page 33: Mn Unit
MPX100II MN UNIT <MN UNIT> MN Unit (VT10890) VT109000 Circuit Board Plate VQ493500 Cord Holder CB502030 S-75B Ground Wire (VT60950) Bind Head Tapping Screw-S EP600410 3.0X6 MFZN2Y... -
Page 34: Switch Box Assembly
MPX100II SWITCH BOX ASSEMBLY • Rear View • Top View • Front View <SWITCH BOX ASSEMBLY> Switch Box Assembly Switch Box VT178600 Circuit Board VT123600 Circuit Board CONTROL IN VT836500 Knob CB028970 Connector Assembly VN518500 Connector Assembly F.INPUT Foot CB826590 SJ-5023 Bind Head Tapping Screw-P VC161100... -
Page 35: Pedal Sensor Unit
MPX100II PEDAL SENSOR UNIT <PEDAL SENSOR UNIT> Pedal Sensor Unit (VT10260) Connector Assembly VT107300 PEDAL-SENSOR Stay, Sensor VT106200 Bind Head Tapping Screw-S VH553800 3.0X12 MFZN2Y 1pc. -
Page 36: Pedal Drive Unit
MPX100II PEDAL DRIVE UNIT... - Page 37 MPX100II <PEDAL DRIVE UNIT> Pedal Drive Unit (MD2006Y) VN593700 Pedal Solenoid Assembly (MD2006Y2) Bush 2pcs CX815580 Actuator 2pcs CX815590 Ring AX816800 2pcs 2pcs AX816810 Block 2pcs AX816820 Clamp 2pcs AX816830 Gray Scale, GP CX815600 SOFT Pan Head Screw 4pcs M4 X 4 Cushion CX815610 2pcs...
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Page 38: Motor Drive Unit
MPX100II MOTOR DRIVE UNIT <MD UNIT> MD Unit (VT10250) Motor Unit VT129700 Circuit Board MOTOR VT107500 Stay, Motor VT105800 Collar, Motor VT106700 Shutter, Motor VT623700 Cable Assembly VT107100 Panching 2pcs VT106600 Connector Assembly (VT10740) Ferrite Core FR25/15/12-1400L 2pcs VC362700 Cord Holder BK-1 2pcs CB069250... -
Page 39: Sub-Power Supply Unit
MPX100II SUB-POWER SUPPLY UNIT <SUB-POWER SUPPLY UNIT> Sub-Power Supply Unit 120V UC U , C VT177900 Sub-Power Supply Unit VT178000 230V CE E,A,B Circuit Board SUB-POWER SUPPLY VT178800 VT178900 Circuit Board SUB-POWER SUPPLY E,A,B Cover VT948100 Connector Assembly (VT10950) Connector Assembly (VT10960) Connector Assembly (VT10970) -
Page 40: Ac Cord Assembly
MPX100II AC CORD ASSEMBLY <AC CORD ASSEMBLY> VT334700 AC Cord Assembly VT715000 AC Cord Assembly AC Cord Assembly VT714900 AC Cord Assembly VT334800 AC Cord UC 2P 10A 3.05m VP016100 VF758000 AC Cord BS 2P 6A 3.05m VH895700 AC Cord VF757900 AC Cord Connector Housing...