Yamaha Motif 8 Service Manual

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...

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...

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...

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...

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...

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...

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)...

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...

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