Panasonic CY-VHD9401U Service Manual page 7

Overhead 9” widescreen color lcd monitor with built-in dvd player
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10.2. DVD Servo Block
IC501 C1AB00001622
Pin
Port
No.
1
VDDIO
I/O pad power (3.3V)
2
MD10
SDRAM data bus
3
MD11
SDRAM data bus
4
VDD
Core power (1.8V)
5
MD12
SDRAM data bus
6
VSSIO
I/O pad ground
7
MD13
SDRAM data bus
8
MD14
SDRAM data bus
9
MD15
SDRAM data bus
10
VDDIO
I/O pad power (3.3V)
11
/DQM1
SDRAM data byte enable
12
MA9
SDRAM address bus
13
MA8
SDRAM address bus
14
VSSIO
I/O pad ground
15
MA7
SDRAM address bus
16
MA6
SDRAM address bus
17
VSS
Core ground
18
MA5
SDRAM address bus
19
VDDIO
I/O pad power (3.3V)
20
MA4
SDRAM address bus
21
MA3
SDRAM address bus
22
MCLK
SDRAM clock
23
VSSIO
I/O pad ground
24
CKE
SDRAM clock enable
25
MA2
SDRAM address bus
26
MA1
SDRAM address bus
27
VDDIO
I/O pad power (3.3V)
28
MA0
SDRAM address bus
29
MA10
SDRAM address bus
30
MA11
Not used
31
VSSIO
I/O pad ground
32
MA12
SDRAM address bus
33
MA13
SDRAM address bus
34
VDD
Core power (1.8V)
35
/CS0
SDRAM primary bank chip select
36
VDDIO
I/O pad power (3.3V)
37
/RAS
SDRAM command bit
38
/CAS
SDRAM command bit
39
/WE
SDRAM command bit
40
VSSIO
I/O pad ground
41
/DQM0
SDRAM data byte enable
42
/DQM2
SDRAM data byte enable
43
MD16
SDRAM data bus
44
VDDIO
I/O pad power (3.3V)
45
MD17
SDRAM data bus
46
MD18
SDRAM data bus
47
VSS
Core ground
48
MD19
SDRAM data bus
49
VSSIO
I/O pad ground
50
MD20
SDRAM data bus
51
MD21
SDRAM data bus
52
MD22
SDRAM data bus
53
VDDIO
I/O pad power (3.3V)
54
MD23
SDRAM data bus
55
MD24
SDRAM data bus
56
MD25
SDRAM data bus
57
VSSIO
I/O pad ground
58
MD26
SDRAM data bus
59
MD27
SDRAM data bus
60
MD28
SDRAM data bus
61
MD29
SDRAM data bus
62
VDDIO
I/O pad power (3.3V)
63
MD30
SDRAM data bus
64
MD31
SDRAM data bus
65
/DQM3
SDRAM data byte enable
66
/CS1
Not used
67
VSSIO
I/O pad ground
68
SPDIF
S/PDIF digital audio output
69
VSS
Core ground
Descriptions
I/O(V
Vol
)
-
3.3
I/O
I/O
0.6
-
1.8
I/O
-
I/O
0.7
I/O
0.5
I/O
-
3.3
O
O
O
-
O
2.3
O
1.9
-
O
1.1
-
3.3
O
2.0
O
2.3
O
1.7
-
O
3.3
O
2.3
O
1.0
-
3.3
O
1.0
O
-
-
O
2.1
O
2.1
-
1.8
O
2.7
-
3.3
O
3.1
O
2.9
O
3.2
-
O
O
I/O
0.5
-
3.3
I/O
0.5
I/O
0.5
-
I/O
0.7
-
I/O
I/O
1.5
I/O
1.0
-
3.3
I/O
I/O
0.5
I/O
0.5
-
I/O
0.5
I/O
0.8
I/O
I/O
1.0
-
3.3
I/O
0.7
I/O
0.5
O
O
-
O
1.3
-
Pin
Port
No.
70
AIN
Digital audio input for digital micro
71
AOUT3
Serial audio data (Left/Right CH)
72
AOUT2
Serial audio data (Center/LFE CH)
(V)
73
AOUT1
Serial audio data (Sound Left/Right CH)
74
AOUT0
Serial audio data (Left/Right CH)
0
75
VDDIO
I/O pad power (3.3V)
76
PCMCLK
Audio DAC PCM sampling clock
77
VDD
Core power (1.8V)
0
78
ACLK
Audio interface serial data clock
0
79
LRCLK
Left/Right channel clock
80
/SRST
Reset signal
81
/RSTP
Power on reset
0
82
VSSIO
I/O pad ground
83
RXD1
Not used
0
84
SSPIN1
SSP1 data in / UART1 16X clock
0
85
VSS
Core ground
0
86
SSPOUT1
SSP1 sata out / UART1 DTR
0
87
SSPCLK1
SSP1 clock / UART1 CTS
88
SSPCLK0
Not used
89
VDD
Core power (1.8V)
0
90
SSIN0
Not used
91
VDDIO
I/O pad power (3.3V)
92
SSPOUT0
Not used
93
TXD0
UART0 serial data
94
RXD0
UART0 serial data
95
/CTS0
Not used
0
96
/RTS0
Not used
97
VSSIO
I/O pad ground
98
CXI
Crystal Oscillator terminal
99
CXO
Not used
100
OSCVSS
Oscillator ground
101
OSCVDD
Oscillator power (1.8V)
0
102
MVCLVDD
Main/Video clock PLL power (3.3V)
-
103
SCEN
Not used
0
104
MVCKVSS
Main/Video clock PLL Ground
105
ACLKVSS
Audio clock PLL ground
106
SCMD
Not used
107
ACLKVDD
Audio clock PLL power
108
VDDDAC
DAC digital power (1.8V)
109
VSSDAC
DAC digital ground
110
CVBS2/CR/R Composite Cr/Component Cr/SCART Red
111
IOM
Cascaded DAC differential output
112
C/CB/B
Chrominance/Component Cb/SCART Cb
0
113
VAA3
DAC analog power (3.3V)
0
114
Y/G
Luminance/SCART G
0
115
VSSA
DAC analog ground
116
VREF
Not used
117
VAA
118
CVBS/C
Composite/S-Video Chrominance
119
RSET
Current setting resistor connection
0
120
COMP
Compensation capacitor connection
121
VSS
Core ground
0
122
VCLK
Not used
0
123
VSYNC
Not used
124
HSYNC
Not used
125
VDDIO
I/O pad power (3.3V)
126-
VI07-02
Not used
0
131
132
VSSIO
I/O pad ground
133
Not used
-
0
134
Not used
-
135
VDD
Core power (1.8V)
136-
AD31-28
Not used
139
0
140
VDDIO
I/O pad power (3.3V)
141-
AD27-24
Not used
144
145
/PWE3
Not used
146
AD23
Not used
0
147
VSSIO
I/O pad ground
-
148-
AD22-20
Not used
0
150
151-
AD19-17
Address/Data bus
0
153
7
CY-VHD9401U
Descriptions
I/O(V
Vol
)
I
3.3
O
O
O
O
-
3.3
O
1.8
-
1.8
O
1.7
O
1.7
O
3.3
I
3.3
-
-
I/O
-
I/O
I/O
3.3
-
-
1.8
-
-
3.3
-
O
3.2
I
3.0
-
-
-
I
1.6
-
-
-
1.8
-
3.3
-
-
-
-
-
3.3
-
1.8
-
O
0.5
O
1.0
O
0.7
-
3.3
O
0.4
-
-
-
-
1.8
O
0.5
O
1.4
O
2.0
-
-
-
-
-
3.4
-
-
-
-
-
1.9
-
-
3.4
-
-
-
-
-
I/O
(V)
0
0
0
0
0
-
15
0
0
-
-
-
-
-
0
-
0
-
0
0
-
0
0
-
0
-
-
-
-
0
-
-
-
-
0
-
0

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