Panasonic PV-L550 - Color Evf Block Diagram

10.13. COLOR EVF BLOCK DIAGRAM
V
SHIFT
REGISTER
UP/DOWN
BLANK
CONTROL
BRG
GB
BR
GB
B
R GR
BRG
G G
R
GBR
GBR R
BRG B
PIXEL MATRIX
SAMPLE
HOLDER
H SHIFT REGISTER
LEVEL
COVERTER
LEVEL
COVERTER
VIDEO
SIGNAL
LINE
1
2
3
4
8
7
6
5
L901
T901
Q901
(SWITCHING)
B901
2
B901
5
B902
2
B902
5
PL901
BACKLIGHT
EVF LCD PANEL UNIT
COLOR EVF B C.B.A.
VIDEO SIGNAL
LCD DRIVE
OUTPUT
COLOR EVF A C.B.A.
HST
HCK2
HCK1
VST
EN
VCK1
TP902
TP901
TP903
FP902
14
FP902
15
FP902
13
FP902
16
DRIVE
LIMIT INV
GAMMA
OSD
SW
CLAMP
BRIGHT-
NESS
CONTRAST
RGB
SW
MATRIX
GCA
GCA
DL
DL
R902
R903
R904
DL
GCA
CLAMP
CLAMP
CLAMP
2
48
1
20
22
24
29
34
31
FP902
6
FP902
1
FP902
3
FP902
11
FP902
4
FP902
10
FP902
9
16
14
11
IC901 (EVF RGB SIGNAL PROCESS)
47
V/H SYNC
SEPARATION
V SYNC
SEPARATION
PLL
COUNTER
H
COUNTER
V
COUNTER
FP901
6
FP901
1
FP901
7
FP901
11
FP901
10
FP901
12
Q902
Q903
+4.5V
+4.5V
25
43
44
VCC
VCC
VDD
V-COM
R-Y
LUMINANCE
B-Y
D901
L902
VCC
VCC
FROM VIDEO
BLOCK DIAGRAM
EVF LOAD
SERIAL CLOCK
SERIAL DATA 0
FROM
PROCESS
BLOCK DIAGRAM
BL CONTROL
DL
V-COM
CONTROL
37
38
39
8
D/A
CONVERTER
Q905
Q904
+15V
FP3
6
FP3
1
FP3
7
FP3
12
FP3
11
FP3
10
L905
18
VIDEO R
VIDEO G
VIDEO B
FP902
8
FP902
7
FP902
12
R
B
R G
GR
BGR
G
36
PV-D300 / VM-D100 / PV-L550 / PV-L600 / PV-L650 / VM-L450
123