Read Panasonic CX-WT0264A / CX-WT0265A (serv.man2) Service Manual online
7.2. DVD Servo Block
IC301 C1AB00001621
Pin
No.
No.
Port
Descriptions
I/O
Vol
(V)
(V)
1
VDDIO
I/O pad power (3.3V)
-
3.3
2
MD10
SDRAM data bus
I/O
0
3
MD11
SDRAM data bus
I/O
0.6
4
VDD
Core power (1.8V)
-
1.8
5
MD12
SDRAM data bus
I/O
0
6
VSSIO
I/O pad ground
-
0
7
MD13
SDRAM data bus
I/O
0.7
8
MD14
SDRAM data bus
I/O
0.5
9
MD15
SDRAM data bus
I/O
0
10
VDDIO
I/O pad power (3.3V)
-
3.3
11
/DQM1
SDRAM data byte enable
O
0
12
MA9
SDRAM address bus
O
0
13
MA8
SDRAM address bus
O
0
14
VSSIO
I/O pad ground
-
0
15
MA7
SDRAM address bus
O
2.3
16
MA6
SDRAM address bus
O
1.9
17
VSS
Core ground
-
0
18
MA5
SDRAM address bus
O
1.1
19
VDDIO
I/O pad power (3.3V)
-
3.3
20
MA4
SDRAM address bus
O
2.0
21
MA3
SDRAM address bus
O
2.3
22
MCLK
SDRAM clock
O
1.7
23
VSSIO
I/O pad ground
-
0
24
CKE
SDRAM clock enable
O
3.3
25
MA2
SDRAM address bus
O
2.3
26
MA1
SDRAM address bus
O
1.0
27
VDDIO
I/O pad power (3.3V)
-
3.3
28
MA0
SDRAM address bus
O
1.0
29
MA10
SDRAM address bus
O
0
30
MA11
Not used
-
-
31
VSSIO
I/O pad ground
-
0
32
MA12
SDRAM address bus
O
2.1
33
MA13
SDRAM address bus
O
2.1
34
VDD
Core power (1.8V)
-
1.8
35
/CS0
SDRAM primary bank chip
select
select
O
2.7
36
VDDIO
I/O pad power (3.3V)
-
3.3
37
/RAS
SDRAM row address select
O
3.1
38
/CAS
SDRAM column address select
O
2.9
39
/WE
SDRAM write enable
O
3.2
40
VSSIO
I/O pad ground
-
0
41
/DQM0
SDRAM data byte enable
O
0
42
/DQM2
SDRAM data byte enable
O
0
43
MD16
SDRAM data bus
I/O
0.5
44
VDDIO
I/O pad power (3.3V)
-
3.3
45
MD17
SDRAM data bus
I/O
0.5
46
MD18
SDRAM data bus
I/O
0.5
47
VSS
Core ground
-
0
48
MD19
SDRAM data bus
I/O
0.7
49
VSSIO
I/O pad ground
-
0
50
MD20
SDRAM data bus
I/O
0
51
MD21
SDRAM data bus
I/O
1.5
52
MD22
SDRAM data bus
I/O
1.0
53
VDDIO
I/O pad power (3.3V)
-
3.3
54
MD23
SDRAM data bus
I/O
0
55
MD24
SDRAM data bus
I/O
0.5
56
MD25
SDRAM data bus
I/O
0.5
57
VSSIO
I/O pad ground
-
0
58
MD26
SDRAM data bus
I/O
0.5
59
MD27
SDRAM data bus
I/O
0.8
60
MD28
SDRAM data bus
I/O
0
61
MD29
SDRAM data bus
I/O
1.0
62
VDDIO
I/O pad power (3.3V)
-
3.3
63
MD30
SDRAM data bus
I/O
0.7
64
MD31
SDRAM data bus
I/O
0.5
65
/DQM3
SDRAM data byte enable
O
0
66
/CS1
Not used
O
-
67
VSSIO
I/O pad ground
-
0
68
SPDIF
S/PDIF digital audio output
O
1.3
69
VSS
Core ground
-
0
Pin
No.
No.
Port
Descriptions
I/O
Vol
(V)
(V)
70
AIN
Digital audio input
I
3.3
71
AOUT3
Serial audio data
(Left/Right)
(Left/Right)
O
0
72
AOUT2
Serial audio data
(Center/LFE)
(Center/LFE)
O
0
73
AOUT1
Serial audio data (Sound
Left/Right)
Left/Right)
O
0
74
AOUT0
Serial audio data
(Left/Right)
(Left/Right)
O
0
75
VDDIO
I/O pad power (3.3V)
-
3.3
76
PCMCLK
Audio DAC PCM sampling
clock
clock
O
1.8
77
VDD
Core power (1.8V)
-
1.8
78
ACLK
Audio interface serial data
clock
clock
O
1.7
79
LRCLK
Left/Right channel clock
O
1.7
80
/SRST
Reset signal
O
3.3
81
/RSTP
Power on reset
I
3.3
82
VSSIO
I/O pad ground
-
0
83
RXD1
Not used
-
-
84
SSPIN1
SSP1 data in / UART1 16-
time clock
time clock
I/O
1.5
85
VSS
Core ground
-
0
86
SSPOUT1
SSP1 data out / UART1 DTR
I/O
0
87
SSPCLK1
SSP1 clock / UART1 CTS
I/O
3.3
88
SSPCLK0
Not used
-
-
89
VDD
Core power (1.8V)
-
1.8
90
SSIN0
Not used
-
-
91
VDDIO
I/O pad power (3.3V)
-
3.3
92
SSPOUT0
Not used
-
-
93
TXD0
UART0 serial data
O
3.2
94
RXD0
UART0 serial data
I
3.0
95
/CTS0
Not used
-
-
96
/RTS0
YART0 RTS
O
0
97
VSSIO
I/O pad ground
-
0
98
CXI
Crystal Oscillator terminal
I
1.6
99
CXO
Not used
-
-
100
OSCVSS
Oscillator ground
-
0
101
OSCVDD
Oscillator power (1.8V)
-
1.8
102
MVCLVDD
Main/Video clock-PLL power
(3.3V)
(3.3V)
-
3.3
103
SCEN
Not used
-
-
104
MVCKVSS
Main/Video clock-PLL Ground
-
0
105
ACLKVSS
Audio clock-PLL ground
-
0
106
SCMD
Not used
-
-
107
ACLKVDD
Audio clock PLL power
-
3.3
108
VDDDAC
DAC digital power (1.8V)
-
1.8
109
VSSDAC
DAC digital ground
-
0
110
CVBS2/CR/R
Pulled down to ground
O
0
111
IOM
Pulled down to ground
O
0
112
C/CB/B
Pulled down to ground
O
0
113
VAA3
DAC analog power (3.3V)
-
3.3
114
Y/G
Pulled down to ground
O
0.4
115
VSSA
DAC analog ground
-
0
116
VREF
Not used
-
-
117
VAA
Pulled down to ground
-
1.8
118
CVBS/C
Composite/S-Video
Chrominance
Chrominance
O
0.5
119
RSET
Current setting resistor
terminal
terminal
O
1.4
120
COMP
Compensation capacitor
terminal
terminal
O
2.0
121
VSS
Core ground
-
0
122
VCLK
Not used
-
-
123
VSYNC
Not used
-
-
124
HSYNC
Not used
-
-
125
VDDIO
I/O pad power (3.3V)
-
3.4
126-
131
VI07-02
Not used
-
-
132
VSSIO
I/O pad ground
-
0
133
Not used
-
-
-
134
Not used
-
-
-
135
VDD
Core power (1.8V)
-
1.9
136-
139
AD31-28
Not used
-
-
140
VDDIO
I/O pad power (3.3V)
-
3.4
11
CX-WT0264A / CX-WT0265A
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