Video Block Diagram - Panasonic DVD-LS93P Service Manual

14.5. VIDEO BLOCK DIAGRAM

IC3001-152 IC3001-151
0.6Vp-p(20usec./div.) 0.6Vp-p(20usec./div.)
IC3001-149 IC3001-158
1.0Vp-p(20usec./div.) 0.6Vp-p(20usec./div.)
IC3001-156
1.0Vp-p(20usec./div.)
TO MUTE1
IC6001-52pin
MUTE2
TO
IC6001-51pin
IC3001
(DV2.1)
IC3201
(VIDEO DRIVE)
VCOUT
CIN
DAC5OUT 158 4 BIAS 6dB
5 MUTE1
VYOUT YIN
DAC4OUT 156 8 CLAMP 6dB
H
BIAS
PY/GIN
PYOUT
DAC1OUT 149 11 L
CLAMP
PB/BIN
PBOUT
DAC2OUT 151 13 BIAS
14 MUTE2
PR/RIN
PROUT
DAC3OUT 152 15 BIAS
IC8001-57 IC8001-52
1.1Vp-p
1.2Vp-p
(20usec./div.) (20usec./div.)
IC8001
(VIDEO SIGNAL PROCESSOR)
Q8001
Y IN PICTURE
AMP 52 TRAP GCA
CONTROL
C IN
57 BPF ACC DEMOD
KILLER APC TINT
VXO
VXO
GENE
63
XTAL
LCD C
LCD Y
VJIN-L TO
IC6001-63pin
JK3201
5
4
VIDEO
6MHz
CVOUT
+ OUT
LPF
75Ω 30 2
1
29
12MHz PY/GOUT
6dB
LPF 75Ω 24
23
12MHz
PB/BOUT
6dB
LPF 75Ω
21
20
12MHz PR/ROUT
6dB
LPF 75Ω 18
17
:VIDEO SIGNAL
N P
P N
R-Y R
G
INT/EXT
GCA MATRIX
SW
B-Y B
SYNC SEP
5 4 46 34 35
B-Y R-Y SYNC CSYNC VDIN
IN IN IN
Q8002 IC8201
(CONTROLLER)
AMP
IC8202
1 7
2 HD IN
Q8201 IC8202 IC8202
VDB
6 2 3 5 IN
5
NL
IC3201-21
1.2Vp-p(20usec./div.)
IC3201-18
1.2Vp-p(20usec./div.)
IC3201-30
2.0Vp-p(20usec./div.)
IC3201-24
2.0Vp-p(20usec./div.)
41
IC8001-26 IC8001-21 IC8001-19
4.0Vp-p 4.0Vp-p 3.8Vp-p
(20usec/div.) (20usec/div.) (20usec/div.)
R-OUT RED
AMP 26
G-OUT GREEN
INVERT AMP 21
B-OUT BLUE
AMP 19
VCOM
OEH
VCOM
STH1
CLK1
CLK2
36 28
CLK3
POL VCOM
IC8403
Q8406,8401
2 1
BUFFER
1 14 21
SYNC POL OEH
IN
STH1
23
TP PO
CPH1 29
CPH2 27
CPH3 25
CPV
MS HC 16
OEV3
17
FH OEV2
18
OEV1
19
VC STV2
26
DVD-LS90PP/93P
VIDEO BLOCK DIAGRAM
DVD-LS90PP / DVD-LS93P
LCD PANEL
SOURCE
DRIVER
GATE
DRIVER