LC-46X8E. Major IC Informations - Sharp TV Service Manual (repair manual). Page 3

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LC-46X8E/S/RU
5 – 3
1.2.2 Pin Connections and short description
Pin No.
Pin Name
I/O
Pin Function
69
C1
I
Chroma signal input
75
C2
I
1
C3
I
7
C4
I
70
S1
I
The terminal which detects the connection state of S-connector.
76
S2
I
2
S3
I
65
V1
I
Composite signal input.
71
V2
I
77
V3
I
3
V4
I
9
V5
I
15
V6
I
68
S2-1
I
The terminal which detects the aspect ratio information of S-connector.
74
S2-2
I
80
S2-3/ FS3
I
The terminal which detects the aspect ratio information of S-connector, or which detects the 
voltage of FS pin of a scart connector.
67
Y1
I
Luminance signal input.
73
Y2
I
79
Y3
I
5
Y4
I
14
ADR
I
Slave address select pin.
16
BIAS
I
BIAS
32
L13
I
The terminal which detects the number of scanning lines information on D-connector.
20
L11/ FS1
I
The terminal which detects the number of scanning lines information on D-connector, or 
which detects the voltage of FS pin of a scart connector.
26
L12/ FS2
I
21
CY1
I
Component Y-signal input.
27
CY2
I
33
CY3
I
22
L21
I
The terminal which detects the I/P information of D-connector.
28
L22
I
34
L23
I
24
L31
I
The terminal which detects the aspect ratio information of D-connector.
30
L32
I
36
L33
I
23
PB1
I
Colour difference PB-signal input.
29
PB2
I
35
PB3
I
25
PR1
I
Colour difference PR-signal input.
31
PR2
I
37
PR3
I
38
SW1
I
The terminal which detects the connection state of D-connector.
40
SW2
I
42
SW3
I
45
SDA
I/O
Data I/O of I2C bus
46
SCL
I
Clock input of I2C bus
49
DCOUT
O
DC output for S-terminal.
51
VOUT3
O
Monitor output (composite signal)
50
COUT3/ VOUT6
O
Monitor output (Chroma or composite signal)
52
YOUT3/ VOUT5
O
Monitor output (Luminance or composite signal)
54
PROUT2
O
Colour difference PR-signal output.
58
PROUT1
O
55
PBOUT2/COUT2
O
Colour difference PB-signal or chroma signal output.
59
PBOUT1/ COUT1
O
56
CYOUT2/ YOUT2/ VOUT2
O
Colour difference signal, Luminance signal or composite signal output.
60
CYOUT1/ YOUT1/ VOUT1
O
64
O1
O
Output port.
66
O2
O
72
O3
O
78
O4
O
53, 57
VDD1
Power supply (+9V)
8, 47
VDD2
Power supply (+5V)
18, 44, 62
GND
Ground
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