Panasonic TX-50CX670E - Block Diagram (2;3); Block Diagram (3;3)

40
10.2. Block Diagram (2/3) 10.3. Block Diagram (3/3)
Line Filter
LF7104
F7101
3
4
1
CF7101
~
~
+
-
D7106
D7104
D7105
IC7301
14VS
9VW
PWM
Controller
HOT
COLD
PC7301
Photo coupler
1
VH
4FB
5VS
P2
11
TV_SUB_ON
POWER_ON
12
9
1-5
10
KEY
IC7401
JK7101
MAIN INPUT
Line Filter
LF7105
3 2
4
1
T7202
1
3
IC7201
PFC
Control IC
7OUT
8VCC
Q7203
Q7202
4
14,9
T7303
6
PC7303
Photo coupler
PC7302
Photo coupler
IC7405
Reg
10
Vin
1
Sw
16V
3PGS
10VCC
D7304
12,7
5VS
Q7401
P-BOARD
9
EN
K-BOARD
K10
2
3
4
5
7
1
STBY 3.3V
SUB3.3V
RM2800
VCC
OUT
SN2800
AI
2
4
VCC
OUT
D2802
R
G
TO A10B
REMOTE
AI
G LED
R LED
SUB3.3V
AI
STBY 3.3V
STBY 3.3V
R LED
G LED
REMOTE
28V
2
Q7404 Q7402
P3
1-4
8
TO LDP3
Line Filter
LF7103
3
4
1
2
4
3
14,9
T7302
12,7
28V
16V
Q7405 Q7403
16V
KEY CONTROL
SW2851SW2852SW2854SW2855 SW2853
SW2857
TO A02A
IC7800
LED DRIVER
DC/DC
8
STB
39FAIL
26CL7
LDP1
3
TO PANEL
BL_SOS
BL_ON
BL_PWM2
BL_PWM3
BL_PWM4
BL_PWM5
BL_PWM6
23PWM7
22PWM6
21PWM5
20PWM4
19PWM3
15BS7
Q7802
27CL6
4
14BS6
Q7803
28CL5
5
13BS5
Q7804
29CL4
6
12BS4
Q7805
30CL3
7
11BS3
Q7806
33VREF
Cathode 2
Cathode 3
Cathode 4
Cathode 5
Cathode 6
Q7815
BL_ECO
Q7812
BL_PWM7
18PWM2
31CL2
12
10BS2
Q7807
Cathode 7
2
2N
4CS
28V
L7801
1,2
4,5
4 IN
7 Out
40VCC
OCP
5OVP
Anode2
Anode1
LDP3
1-4
8
TO P3
8 VDD
15.6V
LDP4
4
TO A02A
5
3
6
8
9
13
12
BL_PWM1
24PWM8
BL_PWM8
17PWM1
11
10
2
LDP-BOARD
32CL1
9BS1
Q7808
Cathode 8
25
CL8
1
16BS8
Q7801
Cathode 1
IC7901
LED DRIVER
DC/DC
8
STB
39FAIL
23PWM7
22PWM6
21PWM5
20PWM4
19PWM3
33VREF
18PWM2
24PWM8
17PWM1
26CL7
15BS7
Q7902
27CL6
14BS6
Q7903
28CL5
13BS5
Q7904
29CL4
12BS4
Q7905
30CL3
11BS3
Q7906
31CL2
10BS2
Q7907
32CL1
9BS1
Q7908
25CL8
16BS8
Q7901
TO PANEL
8
LDP2
6
4
5
3
7
8
1
2
11
10
IC7801
Switching
DRIVER
40VCC
5OVP
Anode3
12
Anode2
Anode1
11
10
Anode3