Yamaha 2 Service Manual Download

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Tyros2

OWNE
BEDIE
MODE

PIN

NO.

I/O

FUNCTION

NAME

PIN
NO.

I/O

FUNCTION

NAME

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
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88

A23
A22
A21
A20

VDD

A19

VSS

A18
A17
A16
A15
A14
A13
A12
A11
A10

A9
A8

VDD

VSS

A7
A6
A5
A4
A3
A2
A1

WRH_N

WRL_N

RD_N

RESET_N

VSS

CS_N

VDD

DREQ_N

INT_N

READY_N

WAIT_N

D15
D14
D13
D12

VSS

D11
D10

VDD

D9
D8
D7
D6
D5
D4

VSS

D3
D2
D1
D0

VDD

SDQ0

SDQ15

VSS

SDQ1

SDQ14

SDQ2

SDQ13

SDQ3

VSS

SDQ12

VDD

SDQ4

SDQ11

SDQ5

SDQ10

VSS

SDQ6
SDQ9
SDQ7
SDQ8

VDD

LDQM

VSS

WE_N

UDQM

CAS_N

SDCKOUT

RAS_N

VSS

SCS_N

I
I
I
I
-
I
-
I
I
I
I
I
I
I
I
I
I
I
-
-
I
I
I
I
I
I
I
I
I
I
I
-
I
-

O
O
O
O

I/O
I/O
I/O
I/O

I/O
I/O

I/O
I/O
I/O
I/O
I/O
I/O

I/O
I/O
I/O
I/O

I/O
I/O

I/O
I/O
I/O
I/O
I/O

I/O

I/O
I/O
I/O
I/O

O
O
O
O
O

89
90
91
92
93
94
95
96
97
98
99

100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176

SA13

VDD

SA11
SA12

SA9

SA10

SA8
SA0

VSS

SA1
SA6
SA7

VDD

SA2
SA5
SA3
SA4

VSS

GCK2OUT

VDD

DRO0
DRO1
DRO2
DRO3
DRO4
DRO5
DGO0
DGO1

VSS

DGO2
DGO3

VDD

DGO4
DGO5

DBO0
DBO1
DBO2
DBO3

VSS

DBO4
DBO5

YS_N

BRANK_N

VDD

DACVSS

R
G
B

IREF

DACVDD

TEST2_N
TEST1_N
TEST0_N

CSYNC_N
VSYNC_N
GCK1OUT

VDD

GCK2IN

DRI0

VSS

DRI1
DRI2
DRI3
DRI4
DRI5
DGI0
DGI1
DGI2
DGI3

VDD

DGI4

VSS

DGI5

DBI0
DBI1
DBI2
DBI3
DBI4
DBI5

HSIN_N
VSIN_N

VDD

VSS

GCK1IN
SYCKIN
PLLVDD
PLLVSS

FILTER

O
O
O
O
O
O

O
O
O

O
O
O
O

O
O
O
O
O
O
O
O

O
O

O
O
O
O
O
O

O
O
O
O

-
-

O
O
O

-
-
I
I
I

O
O
O

-
I
I
-
I
I
I
I
I
I
I
I
I
-
I
-
I
I
I
I
I
I
I
I
I
-
-
I
I
-
-
-

Address bus output pin for video memories
Power 3.3V

Address bus output pins for video memories

Ground

Address bus output pins for video memories

Power 3.3V

Address bus output pins for video memories

Ground
Dot clock output
Power 3.3V

Digital RGB input

Ground

Digital RGB input

Ground
Digital RGB input

YS signal output
Display timing output
Power 3.3V
Power supply for built-in PLL, +3.3V

Analog R, G and B output

Analog: Reference current input pin for RGB DAC
Analog power supply pin for built-in DAC, +3.3V

Test mode setting pins for a device test

Horizontal synchronization/compound synchronization signal output
Vertical synchronization signal output
Dot clock output
Power 3.3V
Input pin of dot clock and capture clock
Digital RGB input
Ground

Digital RGB input

Power 3.3V
Digital RGB input
Ground

Digital RGB input

Horizontal synchronized signal input
Vertical synchronized signal input
Power 3.3V
Ground
Input pin of dot clock and capture clock
Input pin for system clock
Analog power supply pin for built-in PLL, +3.3V
Analog power supply pin for built-in PLL, Ground
Analog: Filter connection pin for built-in PLL

YGV628-VZ

(X6356A00)

RGB CONTROLLER

DM: IC302

Address bus

Power 3.3V
Address bus
Ground

Address bus

Power 3.3V
Ground

Address bus

Write pulse input (a write strobe for D15-8 pins)
Write pulse input (a write strobe for D7-0 pins)
Read pulse input
Reset (schmitt trigger type input)
Ground
Chip selection input
Power 3.3V
DMA request signal output
Interrupt signal output
CPU bus ready (3-state output)
CPU bus wait (3-state output)

Data bus

Ground
Data bus

Power 3.3V

Data bus

Ground

Data bus

Power 3.3V
Data input/output bus pins for video memories

Ground

Data input/output bus pins for video memories

Ground
Data input/output bus pin for video memories
Power 3.3V

Data input/output bus pins for video memories

Ground

Data input/output bus pins for video memories

Power 3.3V
Data mask signal output for video memories (for SDQ15-8)
Ground
Write strobe output to the video memories
Data mask signal output for video memories (for SDQ7-0)
Column address strobe output pin to the video memories
Clock output pin for video memories
Row address strobe output pin to video memories
Ground
Chip selection output pin to video memories