Vref
CONTRAST
CONTRAST
CONTRAST
-
+
1.35V
IC801 LM1279N
SANDCASTLE SYNC
BLUE DRIVE
BLUE OUT
GREEN DRIVE
GREEN OUT
VCC2
RED DRIVE
RED OUT
BLUE OSD IN
GREEN OSD IN
11
12
13
14
15
16
17
18
19
20
A3
A3
A3
VID CONTRAST
B CLAMP CAP
BLUE VIDEO IN
10
9
8
G CLAMP CAP
GROUND
7
6
GREEN VIDEO IN
5
gml
gml
gml
+
+
+
-
-
-
R CLAMP CAP
4
1
2
RED OSD IN
VCC
RED VIDEO IN
3
A1
A1
A1
-
-
-
A2
A2
A2
+
+
+
-
-
-
ATTENUATOR
ATTENUATOR
ATTENUATOR
12dB DRIVE
12dB DRIVE
12dB DRIVE
ATTENUATOR
ATTENUATOR
ATTENUATOR
Page 56 of 59
4V SERIES MANUAL
05.06.2002
file://D:\PC%20AOC\SERVICE%20MANUAL\FSC\154V\154V-C551.htm