Block (1/2) Diagram - Panasonic TC-L24C3 Service Manual

9.2.

Block (1/2) Diagram

P POWER SUPPLY
Q7817
IS OUT
D7842
IC7811
RECTIFIER VH Q7305 VCC
PWM CONTROL
FB
T7700
CF7800
T7701
LF7801
NOISE
LF7802
FILTER
LF7803
F7800 T7702
L N
P1A 1 4
AC CORD
K CONTROL PANEL
CH
V/ CH
+/ VOL
OPERATION KEYS
-/ VOL
MENU
INPUT/OK
1
POWER 3
POWER BUTTON
HOT HOT HOT COLD COLD COLD
P2
9
PC7811
D7844 Q7819
SUB_ON
8
T7800
D7837 PA7800
4
5
Q7821
6
IC7812 IC7813
PC7810
STB
PHOTO TUNER6V
ERROR +5.8V 2
COUPLER
DET
PC7812
AC ERROR DET
PHOTO
COUPLER
IC7700
BACK LIGHT CONTROL
VCC
INV_PWM
INV_PWM 14
INV_ON
INV_ON 13
INV_SOS
INV_SOS 12
N1,N2
COMPSD COMP
P5 P4 P3
1 2 1 2 1 2
BACKLIGHT
LCD
DRIVER
PNL12V
LVDS DATA
LCD PANEL
A MAIN
A04
KEY1 KEY1
2
KEY3 KEY3
4
A03
Q4770
RELAY
8
SUB_ON
9
F16V
+16V
13
+16V
12
+16V
11
TUNER6V
15
INV_PWM
3
INV_ON
4
INV_SOS
5
IC8301
PNL12V
+1.8V
Q2760,61
BUFFER
A21
1
5
13
26
24
1
2
3
4