Panasonic PV-L550 Manual page 185

IC901 RGB SIGNAL PROCESS/LCD PANEL INDICATOR CONTROL IC-DETAIL BLOCK DIAGARM, AN2536FHQ
36 35 34
37
D/A
38
CONVERTER
39
REVERSE (U/D)
40
CONTROL
REVERSE (L/R)
41
CONTROL
H SYNC SEPARATION
42
DL
43 VDD
CLAMP GCA
44 +
VCC
DL GCA
45 GND
DL GCA
46
47
48
CLAMP CLAMP
V-REF
1 2 3
33 32 31
H
COUNTER
H
DECORDER
PLL
COUNTER
DL
MATRIX CONTRAST CLAMP BRIGHTNESS
RGB
SW
4 5 6
30 29 28
GND
PHASE
DETECTOR
V
DECODER
VCO
V COUNTER
V SYNC
SEPARATION
OSD GAMMA LIMITTER INVERTER
V-COM AC
V-COM DC
CONTROL
CONTROL
7 8 9
27 26 25
VCC
24
23
DIV
22
21
1/2 DIV
20
19
VCC 18
DRIVE
GND 17
DRIVE 16
15
DRIVE
14
13
10 11 12