Yamaha MDX-9 Service Manual Page 34
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MDX-596
MDX-596
33
IC6 : M30622M8-xxxFP
Main System Microprocessor
No. Port I/O Name
1 P96/ANEX1 I/O
2 P95/ANEX0 I/O
3 P94/DA1 I/O
4 P93/DA0 I/O
5 P92/TB2in O DIG_SW
6 P91/TB1in O /LMUTE
7 P90/TB0in
8 BYTE I GND
9 CNVss I GND
10 P87/Xcin I/O
11 P86/Xcout I/O
12 /RESET I /RESET
13 Xout O XOUT
14 Vss I GND
15 Xin I XIN
16 Vcc I VCC
17 P85//NMI I
18 P84//INT2 I MD-DSTB
19 P83//INT1 I P-IN
20 P82//INT0 I REM
21 P81/TA4in I/O
22 P80/TA4out I/O
23 P77/TA3in I/O
24 P76/TA3out I/O
25 P75/TA2in I/O
26 P74/TA2out I/O
27 P73/TA1in I/O
28 P72/TA1out O EE-CLK
29 P71/TA0in I EE-DTin
30 P70/TA0out O EE-DTout
31 P67/TxD1 O FLDAT
32 P66/RxD1 O FLCE
33 P65/CLK1 O FLCLK
34 P64//CTS O /FLRES
35 P63/TxD0 O MD-KDATA
36 P62/RxD0 I MD-MDATA
37 P61/CLK0 O MD-DSCK
38 P60//CTS0,/RTS0 O MD-ST
39 P57//RDY,CLKout O /MD-RESET
IC6 : M30622M8-xxxFP
Main System Microprocessor
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
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
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
P10/D8
P11/D9
P12/D10
P13/D11
P14/D12
P15/D13
P16/D14
P17/D15
P20/A0/(/D0/-)
P2
1/A1/(/D1/D0)
P2
2/A2/(/D2/D1)
P2
3/A3/(/D3/D2)
P2
4/A4/(/D4/D3)
P2
5/A5/(/D5/D4)
P2
6/A6/(/D6/D5)
P2
7/A7/(/D7/D6)
V
SS
P30/A8(/-/D7)
V
CC
P31/A9
P32/A10
P33/A11
P34/A12
P35/A13
P36/A14
P37/A15
P40/A16
P41/A17
P42/A18
P43/A19
P44/CS0
P4
5/CS1
P4
6/CS2
P4
7/CS3
P5
0/WRL/WR
P5
1/WRH/BHE
P5
2/RD
P5
3/BCLK
P5
4/HLDA
P5
5/HOLD
P5
6/ALE
P5
7/RDY/CLKOUT
P60/CTS0/RTS0
P61/CLK0
P62/RXD0
P63/TXD0
P64/CTS1/RTS1/CTS0/CLKS1
P65/CLK1
P66/RXD1
P67/TXD1
P07/D7
P06/D6
P05/D5
P04/D4
P03/D3
P02/D2
P01/D1
P00/D0
P107/AN7/K13
P106/AN6/K12
P105/AN5/K11
P104/AN4/K10
P103/AN3
P102/AN2
P101/AN1
AVSS
P100/AN0
VREF
AVCC
P97/ADTRG
P96/ANEX1
P9
5/ANEX0
P9
4/DA1
P93/DA0
P92/TB2IN
P91/TB1IN
P90/TB0IN
BYTE
CNV
SS
P87/XCIN
P86/XCOUT
RESET
X
OUT
VSS
XIN
VCC
P85/NMI
P8
4/INT2
P83/INT1
P82/INT0
P81/TA4IN
P80/TA4OUT
P77/TA3IN
P76/TA3OUT
P75/TA2IN
P74/TA2OUT
P73/CTS2/RTS2/TA1IN
P72/CLK2/TA1OUT
P71/RXD2/TA0IN
P70/TXD2/TA0OUT
Function
Unused (Pull-down at 10 kΩ)
Unused (Pull-down at 10 kΩ)
Unused (Pull-down at 10 kΩ)
Unused (Open)
Digital input switching
LINE MUTE
Unused (GND)
(Pull-down at 5.1 kΩ)
Unused (Pull-down at 10 kΩ)
Unused (Pull-down at 10 kΩ)
Reset input
Ceramic clock 10MHz
GND level input
Ceramic clock 10MHz
Microprocessor power supply input
PU to Vcc
MD strobe input
Power failure detect (Power down)
Remote controller input
Unused (Pull-down at 10 kΩ)
Unused (Pull-down at 10 kΩ)
Unused (Pull-down at 10 kΩ)
Unused (Pull-down at 10 kΩ)
Unused (Pull-down at 10 kΩ)
Unused (Pull-down at 10 kΩ)
Unused (Pull-down at 10 kΩ)
Clock to EEPROM
Data input for EEPROM
Data to EEPROM
Data to FL driver
CE FL driver
Clock FL data
Reset FL driver
MD key data
MD data input
MD clock output
MD start (MD-ON)
MD reset output
- MINIDISC RECORDER 1
- ■ TO SERVICE PERSONNEL 2
- ■ REAR PANELS 3
- ■ SPECIFICATIONS 4
- ■ DISASSEMBLY PROCEDURES 5
- ■ INTERNAL VIEW 5
- Magnetic Head 6
- Leaf Spring 6
- MD Mechanism 6
- Spindle Motor 7
- ■ ADJUSTMENT & TEST MODE 8
- [ TEMP ❍ ❍ ◆ ◆ ] 11
- [ TEMP 7A 79 ] 11
- Push down with a finger 14
- MECHANISM ADJUSTMENT 15
- EEPROM CONTENTS LIST 17
- ■ SPECIAL TEST MODE 18
- ■ ERROR DISPLAY 19
- Mechanism Error 20
- ■ TROUBLESHOOTING 21
- ■ IC DATA 26
- IC1101 : IR3R58M 27
- RF Signal Processing 27
- IC1201 : LR37814 27
- ATRAC Encoder/Decoder 27
- IC1202 : IX2474AF 30
- 4M Bit D-RAM 30
- IC1402 : 58X2402T 30
- IC1401 : iX0324AW 31
- MD System Microprocessor 31
- IC1701 : UDA1347T 33
- AD Converter/DA Convereter 33
- IC6 : M30622M8-xxxFP 34
- Main System Microprocessor 34
- ■ BLOCK DIAGRAM (MD) 36
- ■ BLOCK DIAGRAM 37
- ■ TEST POINT WAVEFORM 38
- ■ PRINTED CIRCUIT BOARD 39
- MAIN (1) P.C.B 40
- MAIN (6) P.C.B 41
- MAIN (5) P.C.B 41
- ■ MD VOLTAGES 42
- MD MAIN PWB-C 43
- E-49/J-47 44
- FL DRIVER 45
- REMOTE CONTROL TRANSMITTER 46
- PARTS LIST 47
- P.C.B. MAIN 48
- P.C.B. MD MAIN 50
- P.C.B. MD MAIN CHIP RESISTORS 52
- EXPLODED VIEW 53
- MECHANICAL PARTS 54
- New Parts 56
- GREASE APPLICATION DIAGRAM 57
- 1/4W Type 58
- 1/6W Type 58
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