Panasonic Quasar PV-D300 Service Manual page 91

IC901 RGB SIGNAL PROCESS/LCD PANEL INDICATOR CONTROL IC-DETAIL BLOCK DIAGARM, AN2536FHQ
36 35 34 33
37
D/A
38
CONVERTER
39
REVERSE (U/D)
40
CONTROL
REVERSE (L/R)
41
CONTROL
H SYNC SEPARATION
42
DL DL
43 VDD
CLAMP GCA
+
44 VCC
DL GCA
45 GND MATRIX
DL GCA
46 RGB
SW
47
48
CLAMP
CLAMP
V-REF
1 2 3 4
32 31 30 29
V
DECODER
H
COUNTER
VCO
H
V COUNTER
DECORDER
PLL
COUNTER
V SYNC
SEPARATION
CONTRAST CLAMP BRIGHTNESS OSD GAMMA
V-COM DC
CONTROL
5 6 7 8
95
28 27 26 25
GND VCC
PHASE
DETECTOR
24
23
DIV
22
21
1/2 DIV
20
19
VCC 18
DRIVE
GND 17
LIMITTER INVERTER DRIVE 16
15
DRIVE
14
13
V-COM AC
CONTROL
9 10 11 12
PV-D300 / VM-D100 / PV-L550 / PV-L600 / PV-L650 / VM-L450