Samsung PT4298HDX/SMS Service Manual page 48

Projection tv receiver, chassis : p55a n rev.1
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Alignment and Adjustments
33
34
J-BLANK
35
36
V-BLANK
2RF-S
37
38
39
40
41
42
43
44
45
46
S-SW1
TTX-CVBS
47
48
49
50
S-SW2
51
AV-LINK
52
M-SW1
53
54
M-SW2
55
56
57
58
OSD-TTX-R
59
60
OSD-TTX-G
61
62
OSD-TTX-B
63
64
OSD-TTX-FB
4-34
ITEM
5[V]
GND
GND
GND
N.C
VS1
N.C
HS1
N.C
GND
GND
GND
GND
RXD
GND
TXD
GND
WP
3.3[V]
FUNCTION
5[V]
HORIZONTAL BLANK
GND
VERTICAL BLANK
2RF-SWITHING
GND
GND
N.C
VERTICAL SYNC
N.C
HORIZONTAL SYNC
N.C
GND
SUB TUNER SWITCH 1
TTX/CAPTION-CVBS
GND
GND
SUB TUNER SWITCH 2
NOT USE
MAIN TUNER SWITCH 1
GND
MAIN TUNER SWITCH 2
RXD
GND
TXD
ON SCREEN DISPLAY RED
GND
ON SCREEN DISPLAY GREEN
WRITE PROTECT
ON SCREEN DISPLAY BLUE
3.3[V]
OSD/TTX-FB
VOLT
4.96[V]
215.8[mV]
-
-12.10[mV]
297.68[mV]
-
-
-
-
-
215.51[mV]
-
-
3.74[V]
1.19[V]
-
-
-
-
-
-
-
-
-
-
168[mV]
-
0.46[V]
-
0.46[V]
3.26[V]
7.31[mV]
Samsung Electronics

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