Read Sony DPP-SV77 (serv.man2) Service Manual online
6-4
DPP-SV77 V2
IC
SED1356F0A (SEIKO EPSON)
97
100
105
110
115
120
125
128
LCD GRAPHIC CONTROLLER
—TOP VIEW—
64
60
55
50
45
40
35
33
96 95
90
85
80
75
70
65
1
5
10
15
20
25
30
32
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
I
I
I
I
I
I
I
I
I/O
I
I
—
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
—
AB2
AB1
AB0
CS
M/
R
BS
RD
WE0
WE1
WE1
RD/
WR
RESET
V
CC
BUSCLK
GND
WAIT
DB15
DB14
DB13
DB12
DB11
DB10
DB9
DB8
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
GND
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
—
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
—
I/O
I/O
O
I/O
O
O
O
O
O
V
CC
MD15
MD0
MD14
MD1
MD13
MD2
MD12
MD3
MD11
MD4
MD10
MD5
MD9
MD6
MD8
MD7
GND
LCAS
UCAS
WE
RAS
V
CC
MA9
MA11
MA8
MA10
MA7
MA0
MA6
MA1
MA5
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
O
O
O
—
I
I
I
—
O
O
—
O
O
—
O
O
O
O
O
O
O
O
—
O
O
I/O
I/O
I/O
I/O
O
O
—
MA2
MA4
MA3
GND
CLK1
TESTEN
CLK12
V
CC
FPFRAME
FPLINE
NC
DRDY
FPSHIFT
GND
FPDAT0
FPDAT1
FPDAT2
FPDAT3
FPDAT4
FPDAT5
FPDAT6
FPDAT7
GND
FPDAT8
FPDAT9
FPDAT10
FPDAT11
FPDAT12
FPDAT13
FPDAT14
FPDAT15
GND
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
—
—
—
O
I
—
O
—
O
—
O
O
—
—
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
V
CC
DAC.GND
DAC.V
CC
RED
IREF
DAC.V
CC
GREEN
DAC.V
CC
BLUE
DAC.GND
HRTC
VRTC
V
CC
GND
AB20
AB19
AB18
AB17
AB16
AB15
AB14
AB13
AB12
AB11
AB10
AB9
AB8
AB7
AB6
AB5
AB4
AB3
PIN
NO.
I/O
SIGNAL
PIN
NO.
I/O
SIGNAL
PIN
NO.
I/O
SIGNAL
PIN
NO.
I/O
SIGNAL
INPUTS
AB0 - AB20
BS
BUSCLK
CLK1, CLK12
CS
IREF
M/
R
RD
RD/
WR
RESET
TESTEN
WE0
OUTPUTS
BLUE
DRDY
FPDAT0 - FPDAT9,
FPDAT14, FPDAT15
FPFRAME
FPLINE
FPSHIFT
GREEN
HRTC
LCAS
MA0 - MA8
RAS
RED
UCAS
VRTC
WAIT
WE
WE
INPUTS/OUTPUTS
DB0 - DB15
FPDAT10 - FPDAT13
MA9 - MA10
MD0 - MD15
WE1
OTHER
NC
: SYSTEM ADDRESS BUS
: BUS START
: SYSTEM BUS CLOCK
: CLOCK
: CHIP SELECT
: D/A CONVERTER CURRENT REFERENCE
: DISPLAY BUFFER/REGISTER ADDRESS SELECT
: READ
: READ/WRITE
: RESET
: TEST ENABLE
: WRITE ENABLE
: ANALOG BLUE SIGNAL FOR CRT
: DISPLAY ENABLE
: PANEL DATA BUS
: FRAME PULSE
: LINE PULSE
: SHIFT CLOCK
: ANALOG GREEN SIGNAL FOR CRT
: HOLYZONTAL RETRACE SIGNAL FOR CRT
: LOWER BYTE COLUMN ADDRESS STROBE
: MULTIPLEX MEMORY ADDRESS BUS
: ROW ADDRESS STROBE
: ANALOG RED SIGNAL FOR CRT
: UPPER BYTE COLUMN ADDRESS STROBE
: VERTICAL RETRACE SIGNAL FOR CRT
: WAIT REQUEST
: WRITE ENABLE
: SYSTEM DATA BUS
: PANEL DATA BUS
: MEMORY ADDRESS
: BIDIRECTION MEMORY DATA BUS
: WRITE ENABLE
: NO CONNECTION
MEDIA PLUG
I/F
HOST
I/F
REGISTER
MEMORY
CONTROLLER
2D
LCD
PIPELINE
LCD
LUT
LCD
I/F
CRT/TV
PIPELINE
CRT/TV
LUT
TV
ENCODER
DAC
POWER SAVE
LCD
CRT/TV
DRAM
CAMERA
CPU
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