Samsung SP43T7HF1X/BOB Service Manual page 36

Projection tv receiver j54a(p) c2.0 chassis
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Alignment and Adjustments
1-9-2 Pin Layout(T_CMDEAC_XXX)
DO1
1
DO4
2
DO2
3
DO3
4
GND
5
2.5V
6
GND
7
3.3V
8
W.P
9
SDA2
10
SCL2
11
BUS-STOP
12
SDA1
13
SCL1
14
S-RESET
15
V-MUTE
16
GND
17
N.C
18
N.C
19
GND
20
TTX-CVBS
21
2.5V
22
GND
23
MAIN-AFT
24
SUB-AFT
25
KEY2
26
KEY1
27
N.C
28
H-BLK
29
V-BLK
30
1-34
80
N.C
79
A7
78
A13
77
A12
76
A14
75
3.3V
74
GND
73
2.5V
72
N.C
71
A15
70
A17
69
A16
68
N.C
67
N.C
66
N.C
65
N.C
64
N.C
63
N.C
62
N.C
61
N.C
60
OSD-F/B
59
OSD-B
58
OSD-G
57
OSG-R
56
2.5V
55
GND
54
N.C
53
XTAL1
52
XTAL2
51
N.C
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Sp43t7hf1x/eueSp42w5hf1x/xegSp42w5hfx/xeu

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