Samsung ST55W3PCX/XAX, Service Manual

Page: 48 / 103

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