Panasonic TH-42PWD8WK Service Manual page 316

HB BNC COMPOSITE/S VIDEO
9V
Q3002
JK3001 IC3003
C Y
AMP
S-VIDEO IN
SWITCH
6
JK3002
9V
7
VIDEO IN/OUT
VIDEO
1
IN
Q3003
VIDEO
AMP
2
OUT
JK3004
9V
AUDIO IN
Q3051
L AMP
L IN
9V
R IN
Q3052
R AMP
TH-37/42PWD8 BK/BS/EK/ES/UK
HB-Board Block Diagram
IC3003
AMP
3
+ Q3006 Q3101,3102
1
-
BUFFER BUFFER
IC3003
AMP
9V
1 3
+ 1
-
L.P .F. Q3007
Q3005
BUFFER
5
AMP
9V
Q3023
AMP
Q3004
INV.
IC3104
RESET
4 OUT
IC3103
GC2M
65
C
72
Color
Analog Adaptive Decoder
Comb
Front-End
NTSC
Filter
PAL Mixer
SECAM
AGC
NTSC
2 ADC
PAL Saturation
Tint
Q3104 95
V/Y
BUFFER
IC3201
MEMORY
5M FIFO
IC3251
LVDS TRANSMITTER
R07 R07
MEMORY CONTROLLOR 13 3 56
8
55 54
52 51
R00 6 2 50 R00
2DScalar Output
G07 G07
206 24 23
PIP Formatter
22 20 8
Panorama
Contast
19 15
Brightness
G00 G00
199 18 16
Peaking
B07 B07
160 14 12
11 7 8
IIC Bus
6 4
B00 B00
153 10 8
Sync
+ H Sync
163 27 HS
Clock
Clock V Sync
Gen. 28 VS
162
Generation
LL Clock CLK IN
165 31 PLL
210 212 116 117
CLKSEL
17
32 /PDWN
X3101
IC3305 IC3304
DAC ICC EXPANDER
/POWN
5 P1 SCL 14
CLK SEL
P2
6
S SEL
P0 SDA
4 15
S DET
12 P7
IC3105
5V<=>3.3V
SCL
5 3
SDA
2 6
IC3699
TERMINAL BOARD
INFORMATION
TO
J-BOARD
H1 SLOT
TX0+
47 B3 TX0+
TX0-
48 B2 TX0-
TX1+
45 B6
TX1+
TX1-
46 B5 TX1-
TX2+
41 B9
TX2+
TX2-
42 B8 TX2-
TX3+
37
B15 TX3+
TX3-
38 B14 TX3-
TXC+
39 B12 TXC+
TXC-
40
B11 TXC-
5V<=>3.3V
7 SCL 2
SDA
6 3
EEPROM
SCL 6
B25 SCL2
SDA 5 B24 SDA2
B36 S2 DET
A38 V/Y
A28 L
A26 R
TH-37/42PWD8 BK/BS/EK/ES/UK
HB-Board Block Diagram