Panasonic PT-43LCX64 Service Manual page 81

VIDEO SIGNAL PATH I BLOCK DIAGRAM
REAR JACK C.B.A.
JK3601
COMPONENT
-Y1
COMPONENT
-PB1
COMPONENT
-PR1
JK3602
COMPONENT
-Y2
COMPONENT
-PB2
COMPONENT
-PR2
JK3603
COMPONENT
-Y3
COMPONENT
-PB3
COMPONENT
-PR3
DTV TUNER UNIT
SPLITTER
NTSC VIDEO(ANALOG)
ANT-B MAIN
SW
TUNER
IF(DIGITAL)
RF-SW
ANT-A
(ANT-A(L)/ANT-B(H))
<FROM IC6003(42)>
DIGITAL
DEMODULATOR
FPGA
SW
POD INTERFACE
DCM
(DIGITAL CABLE MODULE)
FRONT JACK C.B.A.
JK4801
Y
S-VIDEO IN3 C
VIDEO IN3
JK3501
Y
S-VIDEO IN1 C
VIDEO IN1
Y
S-VIDEO IN2 C
VIDEO IN2
JK3502
C
S-VIDEO
Y
OUT
VIDEO OUT
TUNER C.B.A.
Y
P7007-10
PB
P7007-12
PR
P7007-14
TRANSPORT DECODER VIDEO
D/A
VIDEO
MPEG2 DECODER CONVERTER SW P7007-34
D/A-SW
AC3 DECODER
(DIGITAL(L)/ANALOG(H))
<FROM IC6003(58)>
Y
P7007-16
C
P7007-18
P7007-25 P7004-5
P7007-27 P7004-7
VIDEO P7007-29 P7004-9
D/A P7007-21 P7004-1
CONVERTER
P7007-23 P7004-3
P7007-19 P7004-11
P7007-39 P7004-13
U7101
(SUB TUNER)
RF-IN VIDEO 18
P7005-1 P3604-1
P7005-3 P3604-3
P7005-5 P3604-5
TP7001
P7006-8 P3503-8
P7006-1 P3503-1
P7006-3 P3503-3
OSD-R
OSD-G
FROM/TO
OSD-B
VIDEO II
OSD-YS
SIGANAL PATH
OSD-YM
BLOCK DIAGRAM
OSD-H
OSD-V
P7006-10 P3503-10
TP7101
P3902-3 P3502-3
P3902-5 P3502-5
P3902-7 P3502-7
Q3501
Q3502
B
B
Q3503
B
MAIN VIDEO SIGNAL SUB VIDEO SIGNAL VIDEO SIGNAL(MAIN/SUB)
IC3602 (SW)
14
16
18
TP3603
5
7
9
57
MAIN Y/V
46
59
MAIN PB/C
44
61
MAIN PR
43
48
SUB Y/V
38
50
SUB PB/C
36
52 SUB PR
35
VIDEO
INPUT
IC3501 (AUDIO/VIDEO SW) SELECT
63
1
8
15
30
MAIN S-VIDEO-C TP3606
47 67
3
10
17 MAIN S-VIDEO-Y
/MAIN VIDEO
24
44 66
5
12
VIDEO
19
INPUT
26
SELECT
SUB
S-VIDEO-Y
56 74
SUB
VCC
S-VIDEO-C 58 75 31
VCC 47
49
VCC 1
SUB VIDEO 53
2
LOGIC
3
FROM
34 I2C SERIAL DATA
LOGIC SYSTEM CONTROL
I2C SERIAL CLOCK
33
BLOCK DIAGRAM
37
39
41
VCC 42 SW +9V
VIDEO SIGNAL PATH I BLOCK DIAGRAM
TP3602
TP3601
P3601-18
P3601-16
P3601-15
TO VIDEO I
SIGNAL PROCESS
BLOCK DIAGRAM
P3601-13
P3601-11
P3601-10
TP3604
TP3605
+9V
+5V
PT-43LCX64/PT-50LCX64/PT-60LCX64