Yamaha Motif 8 Service Manual
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![Page 36
36MOTIF8
Stopper L88Hammer, White Key
Slit
Frame
Spring
HookStopper L88
Hammer, White Key
(Fig.33) (Fig.34) (Fig.35)
Upside
Spring
Frame
Hook
(Fig.36)
(Fig.37)
(Fig.38)
[E]
[F]White Key
Key GuideKey Spring
[B][C]
[D]
White Key
Spring
(Rod : TX000670)
28-4. Hammer, White Key
After a key has been removed, push the key spirng down
once to take it out of the hook. (Fig. 34)
Place the HEDaf-EBUS keyboard assembly upside
down and peel away the stopper L88. The hammer of
the white key can then be removed. (Fig....](http://img.usermanuals.tech/thumb/83/96612/w64_d_1506082757-yamaha-motif-8-service-manual_d-35.png "Page 36
36MOTIF8
Stopper L88Hammer, White Key
Slit
Frame
Spring
HookStopper L88
Hammer, White Key
(Fig.33) (Fig.34) (Fig.35)
Upside
Spring
Frame
Hook
(Fig.36)
(Fig.37)
(Fig.38)
[E]
[F]White Key
Key GuideKey Spring
[B][C]
[D]
White Key
Spring
(Rod : TX000670)
28-4. Hammer, White Key
After a key has been removed, push the key spirng down
once to take it out of the hook. (Fig. 34)
Place the HEDaf-EBUS keyboard assembly upside
down and peel away the stopper L88. The hammer of
the white key can then be removed. (Fig....")
41 MOTIF6 / MOTIF7 / MOTIF8 AK4393-VF-E2 (XW029A00) D/A CONVERTERDM: IC89, IC90 PIN No.NAME I/O FUNCTION PIN No.NAME I/O FUNCTION 1 2 3 4 5 6 7 8 9 10 11 12 13 14DVSS DVDD MCLK PD BICK S D ATA LRCK SMUTE CS DFS DEM0 CCLK DEM1 CDTI DIF0 DIF1 DIF2- - I I I I I I I I I I I I I I IDigital Ground Pin Digital Power Supply Pin, 3.3V or 5.0V Master Clock Input Pin Power-Down Mode Pin When at L,the Ak4393 is in power-down mode and is held in reset. The AK4393 should always be reset upon power-up. Audio Serial Data Clock Pin The clock of 64fs or more than is recommended to be input on this pin. Audio Serial Data Input Pin 2’s complement MSB-first data is input on this pin.L/R Clock Pin Soft Mute Pin When this pin goes H, soft mute cycle is initiated.When returning L,the output mute releases.Chip Select Pin in serial mode Doubla speed sampling mode Pin (Internal pull-down pin) L:Normal Speed, H:Double Speed De-emphasis Enable pin Control Data Clock Pin in serial mode De-emphasis Enable pin Control Data Input Pin in serial mode Digital Input Format Pin15 16 17 18 19 20 21 22 23 24 25 26 27 28BVSS VREFL VREFH AVDD AVSS AOUTR- AOUTR+ AOUTL- AOUTL+ VCOM P/S CKS0 CKS1 CKS2I I - - O O O O O O I I I ISubstrate Ground Pin, 0V Low Level Voltage Reference Input Pin High Level Voltage Reference Input Pin Analog Power Supply Pin,5V Analog Ground Pin, 0V Rch Negative analog output Pin Rch Positive analog output Pin Lch Negative analog output Pin Lch Positive analog output Pin Common Voltage Output Pin,2.6V Parallel/Serial Select Pin(Internal pull-up pin)L:Serial control mode,H: Parallel control mode Master Clock Select Pin
42MOTIF6 / MOTIF7 / MOTIF8 M37640M8-101FP (XW147100) CPUUD: IC3 PIN NONAME I/O FUNCTIONPIN NONAME I/O FUNCTION 1P61/DO1I/O Port 641 P17/AB15I/O2P60/DO0I/O 42 P16/AB14I/O3P57//W(R//w)I/O 43 P15/AB13I/O4P56//R(E) I/O 44 P14/AB12I/O Port 15P55/A0I/O Port 545 P13/AB11I/O6P54//S0I/O 46 P12/AB10I/O7P53//IBF0I/O 47 P11/AB9I/O8P52/OBF0I/O 48 P10/AB8I/O9 CNVSS/VPPI Chip Operation Mode 49 P07/AB7I/O10 /RESET I Reset Input 50 P06/AB6I/O11P51/TOUT/XCOUTI/O Port 5 51 P05/AB5I/O12 P50/XCINI/O 52 P04/AB4I/O Port 013 VSS- Ground 53 P03/AB3I/O14 XINI Quartz Crystal Input 54 P02/AB2I/O15 XOUTO Quartz Crystal Output 55 P01/AB1I/O16 VCC- Power Supply 56 P00/AB0I/O17 AVCC- Analog Power Supply 57 P27/DB7I/O18 LPF O Loop Filter for Synthesizer 58 P26/DB6I/O19 AVSS- Analog Ground 59 P25/DB5I/O20 P44/CNTR1I/O 60 P24/DB4I/O Port 221 P43/CNTR0I/O 61 P23/DB3I/O22 P42/INT1I/O Port 4 62 P22/DB2I/O23 P41/INT0I/O 63 P21/DB1I/O24 P40//EDMA I/O 64 P20/DB0I/O25 P87//RTS1I/O 65 P74/OBF1I/O26 P86//CTS1I/O 66P73//IBF1//HLDAI/O27 P85/URXD1I/O 67 P72//S1I/O Port 728 P84/UTXD1I/O Port 8 68 P71//HOLD I/O29P83//RTS2/STXDI/O 69 P70//SOF I/O30P82//CTS2/SRXDI/O 70 USB D+ I/O USB +Voltage Line Interface31P81//URXD2/SCLKI/O 71 USB D- I/O USB -Voltage Line Interface32P80//UTXD2//SRDYI/O 72 Ext. Cap O Power supply (3.3V)33 P37//RD I/O 73 Vss - Ground34 P36//WR I/O 74 Vcc - Power Supply35 P35/SYNCOUTI/O 75 P67/DO7I/O36 P34/OUTI/O Port 376 P66/DO6I/O 37 P33/DMAOUTI/O 77 P65/DO5I/O Port 638 P32I/O 78 P64/DO4I/O39 P31I/O 79 P63/DO3I/O40 P30/RDY I/O 80 P62/DO2I/O φ
43 MOTIF6 / MOTIF7 / MOTIF8 IC BLOCK DIAGRAM DS90C402M (XW357A00) Line Receiver 1 2 3 48 7 6 5 Vcc RI 1+ RI 1-RI 2- RI 2+ RO 2 GND RO 1 R R DM: IC66 HD74HC14FPEL (XL094A00) Hex Inverter 1 2 3 4 5 6 7 1A 1Y 2A 2Y 3A 3Y GND 14 13 12 11 10 9 8VDD 6A 6Y 5A 5Y 4A 4Y DM: IC29 HD74LV32AFPTL (IS003200) Quad 2 Input OR 1 2 31A 1Y 42A 52B 62Y 7GND1B 14 13 12Vcc 4A 114Y 103B 93A 83Y 4B DM: IC6, IC40, IC49 1 2 3 1A 1Y 4 2A 5 2B 6 2Y 7 GND 1B 14 13 12Vcc 4A 11 4 Y 10 3B 93A 83Y4B HD74LVC32FP (XS792A00) Quad 2 Input OR DM: IC72 1 1A 2 3 4 5 6 7 1B 1Y 2A 2B 2Y GND8 9 10 111213 14V CC 4B 4A 4Y 3B 3A 3Y TC74VH32F (XY537A00) OR UD: IC1 TC74VHC32F-TEL (XR337A00) Quad 2 Input OR 1 2 3 1A 1Y 4 2A 5 2B 6 2Y 7 GND1B 14 13 12Vcc 4A 11 4Y 10 3B 93A 83Y4B UD: IC1 1 2 3 4 5 6 7 2019 18 17 16 15 14Vcc G B1 B2 B3 B4 B5 B6 B7 B8 8 9 10 12 11 GNDA8 A7 A6 A5 A4 A3 A2 A1 D1R 13 HD74HC245FPV (XV611A00) Octal 3-State Bus Transceiver DM: IC56, IC65 HD74LVC245A (XW148A00)TRANSCEIVER 1 D1R 2 3 4 5 6 7 8 9 10 A1 A2 A3 A4 A5 A6 A7 A8 GND11 12 13 14 15 16 17181920 V CC G B1 B2 B3 B4 B5 B6 B7 B8 DM: IC67, IC68, IC75, IC76, IC80 IC81, IC82, IC85, IC86 TC74HC245AF (XS720A00) TRANSCEIVER 1 D1R 2 3 4 5 6 7 8 9 10 A1 A2 A3 A4 A5 A6 A7 A8 GND11 12 13 14 15 16 171819 20V CC G B1 B2 B3 B4 B5 B6 B7 B8 DM: IC56, IC65
44MOTIF6 / MOTIF7 / MOTIF8 DM: IC56 TC74HCT32AF(EL) (XY096A00) Quad 2 Input OR 1 2 31A 1Y 42A 52B 62Y 7GND1B 14 13 12Vcc 4A 114Y 103B 93A 83Y 4B DM: IC5 B121 23 VCCAVCCB24 B8 14 131211 1 2 DIR 22 G 10 A8 3 A1Logic Level Converter Same as above block TC74LVC4245FS (XU229A00) Dual Supply Octal Bus Transceiver DM: IC20, IC21, IC22, IC23, IC46 MM74HC245ASJX (XW107A00) Octal 3-State Bus Transceiver 1 2 3 4 5 6 7 2019 18 17 16 15 14 Vcc G B1 B2 B3 B4 B5 B6 B7 B8 8 9 10 12 11GNDA8 A7 A6 A5 A4 A3 A2 A1 D1R 13 DM: IC56, IC65 1 D1R 2 3 4 5 6 7 8 9 10 A1 A2 A3 A4 A5 A6 A7 A8 GND11 12 13 14 15 16 171819 20V CC G B1 B2 B3 B4 B5 B6 B7 B8 SN74HC245NSR (XD838A00) Buffer DM: IC65 TC74VHCT245AFT (XT744A00) Octal 3-State Bus Transceiver 1 D1R 2 3 4 5 6 7 8 9 10 A1 A2 A3 A4 A5 A6 A7 A8 GND11 12 13 14 15 16 171819 20V CC G B1 B2 B3 B4 B5 B6 B7 B8 DM: IC14, IC15, IC16, IC26 HD74LV273AFPEL (IS027300) Octal 3-State D-Type Flip Flop Vcc 8Q 8D 7D 7Q 6Q 6D 5D 5Q CLK GND4Q4D 3D 3Q 2Q2D 1D 1Q CLR1 2 3 4 5 6 7 8 9 1011 12 13 14 15 16 171819 20 QQ DDCK CKCL CL QQDD CKCK CLCL QQ D D CK CK CL CL Q Q DD CKCK CL CL DM: IC44 HD74LV74AFPEL (IS007400) Dual D-Type Flip-Flop INPUTS OUTPUTS PR CLR CLK D Q Q L H H L H Q O H L H H L Q O X X X H L X X X X f f L H L L H H H L H L H H H 1 2 3 4 5 6 7 1CLR 1D 1CK 1PR 1Q 1Q GND14 13 12 11 10 9 8 VCC 2CLR CLR2DD 2CKCK 2PRPR 2Q 2Q Q Q CLRD CK PR QQ DM: IC8 1 CLEAR 2 3 4 5 6 7 8 9 10 1Q 1D 2D 2Q 3Q 3D 4D 4Q GND11 12 13 14 15 16 171819 20V CC 8Q 8D 7D 7Q 6Q 6D 5D 5Q CLOCK TC74VHC273F (XN971A00) Octal D-Type Flip-Flop QQ DDCK CKCL CL QQDD CKCK CLCL QQ D D CK CK CL CL Q Q DD CKCK CL CL DM: IC2
45 MOTIF6 / MOTIF7 / MOTIF8 TC74VHC273F (XY254A00) D-FF 1 CLEAR 2 3 4 5 6 7 8 9 10 1Q 1D 2D 2Q 3Q 3D 4D 4Q GND11 12 13 14 15 16 171819 20V CC 8Q 8D 7D 7Q 6Q 6D 5D 5Q CLOCKQQ DDCK CKCL CL QQDD CKCK CLCL QQ D D CK CK CL CL Q Q DD CKCK CL CL UD: IC2 TC74VHCT574AFT (XY059A00) Octal D-Type Flip-Flop 10 9 8 7 6 5 4 3 2 1 D5 D CKQ OE D CKQ OE D CKQ OE D CKQ OE D CKQ OE D CKQ OE D CKQ OE D CKQ OE D6 D7 GNDD4 D3 D2 D1 D0 Output Control Q5 Q6 Q7 Clock Q4 Q3 Q2 Q1 Q0 Vcc 11 12 13 14 15 16 17 18 19 20 DM: IC62 1 1A 2 3 4 5 6 7 1Y 2A 2Y 3A 3Y GND8 9 10 111213 14V DD 6A 6Y 5A 5Y 4A 4Y MM74HC14JX (XW104A00) Hex Inverter DM: IC29 SC7SU04FEL (XI348A00) lnverter Gate VDD OUT1 2 3 45NC IN VSS DM: IC98, IC100 TC74HC14AF-TP1 (XD657A00) Hex Inverter 1 2 3 4 5 6 7 1A 1Y 2A 2Y 3A 3Y GND 14 13 12 11 10 9 8VDD 6A 6Y 5A 5Y 4A 4Y DM: IC29 TC74HCT04AF-T1 (XI297A00) Hex Inverter 1 2 3 4 5 6 7 1A 1Y 2A 2Y 3A 3Y Vss 14 13 12 11 10 9 8VDD 6A 6Y 5A 5Y 4A 4Y DM: IC4 TC74VHC14F (XW876A00) Hex Inverter 1 2 3 4 5 6 7 1A 1Y 2A 2Y 3A 3Y GND14 13 12 11 10 9 8 VDD 6A 6Y 5A 5Y 4A 4Y DM: IC48, IC97 SN74LV139ANSR (IS013910) Dual 2 to 4 Demultiplexer 1 2 3 4 5 6 7 1G 1A 1B 1Y0 1Y1 1Y2 1Y3 AG B Y0 Y1 Y2 Y3 16 15 14 13 12 11 10 Vcc 2G 2A 2B 2Y0 2Y1 2Y2 8GND92Y3 Y2 Y3Y1 Y0B A G DM: IC17 TC74VHCT138AFEL (XZ137A00) 3 to 8 Demultiplexer 1 2 3 4 5 6 7 AASelect Enable OutputOutput BB CC G2AG2A G2B G2B G1 G1 Y7Y7 Y5Y4 Y3 Y2 Y1 Y0 Y6 16 15 14 13 12 11 10 Vcc YO Y1 Y2 Y3 Y4 Y5 8GND9Y6 DM: IC18, IC19, IC32
46MOTIF6 / MOTIF7 / MOTIF8 1 2 3 4-V8 7 6 5 Output A+V Non-Inverting Input A -DC Voltage Supply+DC Voltage Supply Output B Inverting Input B Non-Inverting Input B Inverting Input A+- +- NJM3414AM(T1) (XR294A00) Dual Operational Amplifier DM: IC2 1 2 3 48 7 6 5 Output A Non-Inverting Input A DC Voltage SupplyV +V+DC Voltage Supply Output B Inverting Input B Non-Inverting Input B Inverting Input A + + NJM4556AD (XQ824A00) Dual Operational Amplifier JK: IC3 1 2 3 4-V8 7 6 5 Output A +V Non-Inverting Input A -DC Voltage Supply+DC Voltage Supply Output B Inverting Input B Non-Inverting Input B Inverting Input A +- +- OP275GSR (XV763A00) Dual Operational Amplifier DM: IC93, IC94, IC95 1 IN / OUT 2 3 OUT / IN GND45V CC CONT TC7S66F (XR682A00) Bilateral Switch DM: IC27
47 MOTIF6 / MOTIF7 / MOTIF8 CIRCUIT BOARDS CONTENTS DM CIRCUIT BOARD (V627120) ..................................................................................................... Page 48-51 PNA CIRCUIT BOARD (V627130) .....................................................................................................Page 52-53 PNB CIRCUIT BOARD (V627170) .....................................................................................................Page 54-55 F-PN CIRCUIT BOARD (V627170) .......................................................................................................... Page 56 PNC CIRCUIT BOARD (V627170) .......................................................................................................... Page 56 SCSI CIRCUIT BOARD (V627170) .......................................................................................................... Page 56 SM CIRCUIT BOARD (V357720) .......................................................................................................... Page 56 UD CIRCUIT BOARD (V699600) .......................................................................................................... Page 57 JK CIRCUIT BOARD (V627220) ..................................................................................................... Page 58-59
48MOTIF6 / MOTIF7 / MOTIF8 2NA-V627120 1 DM Circuit Board A A to LCDto PNB CN1to LCD CN1 to E-KEY CN3 to PNA CN1 to JK CN5 to WHEELto m-LAN CN1 to JK CN4 to PS CN2 *1 : to UD CN3 *2 : to UD CN1 *3 : to UD CN2*1 *2 *3to PLG3 CN1 to PGL2 CN1 to PLG1 CN1 to SCSI CN8 to SM CN1 Battery Battery holderBattery VS246400VS246300 (Battery holder for VS246400) Notice for back-up battery removal push the battery as shown in figure, then the battery will pop up. Druk de batterij naar beneden zoals aangeven in de tekening, de batterij springt dan naar voren.
49 MOTIF6 / MOTIF7 / MOTIF8 A A to PNA CN8to PS CN1to AIEB1 CN2 to JK CN1to PNA CN6 to JK CN3 to PS CN6 Component Side Note: See parts list for details of circuit board component parts.
50MOTIF6 / MOTIF7 / MOTIF8 2NA-V627120 1 A A DM Circuit Board