Hb-Board Block Diagram - Panasonic TH-42PWD8WK Service Manual

15.11. HB-Board Block Diagram

HB BNC COMPOSITE/S VIDEO
JK3001
C Y
S-VIDEO IN
JK3002
VIDEO IN/OUT
VIDEO
1
IN
Q3003
VIDEO
2 AMP
OUT
JK3004
AUDIO IN
L IN
R IN
Q3052
R AMP
TH-37/42PWD8 BK/BS/EK/ES/UK
HB-Board Block Diagram
9V
Q3002
IC3003
AMP
SWITCH
6
9V
7
9V
Q3051
L AMP
9V
IC3003
AMP
3
+
1
-
IC3003
AMP
1 3
+
1
-
5
Q3004
INV.
Q3006 Q3101,3102
BUFFER BUFFER
9V
Q3007 Q3104
L.P .F.
Q3005
BUFFER BUFFER
AMP
9V
Q3023
AMP
IC3103
GC2M
C
72
Analog
Front-End
AGC
2 ADC
95
V/Y
73