Panasonic TX-L32E30B - System Block Diagram (Part 2); Major Functional Blocks Overview (2;2)

Block Diagram (2/2)
KA-BOARD
KA10
2 3 4 5 7
1
STBY 3.3V
SUB3.3V
RM2800
3 1
VCC OUT
SN2800
AI
3
1
VCC
OUT
D2800A
R
G
TO A10
Q2800
Q2801
REMOTE AI
G LED
R LED
SUB3.3V
AI
STBY 3.3V
STBY 3.3V
R LED
G LED
P-BOARD
IC7601
REMOTE
TUNER 6V_5.8VS
P2
4 5
TO A02
16V 16V 16V
12 13 14
BL_SOS
BL_ON
PWM
P4
1,2
3 4
BL_SOS
BL_ON
PWM
14-10
TO LD4
24V
8
TV_SUB_ON
STB5.8V
9
6
2
11
KEY1
KEY CONTROL
SW7402SW7403SW7406SW7407 SW7404
MAIN IN
2
1
P1
F7101
LF7101
3
2
4 1
CF7101
~
~
+
-
D7102
Line Filter
LF7102
3
2
4 1
Line Filter
LF7103
3
2
4 1
Line Filter
CF7102
1SW
10
4
9
13
T7301
1
17
D7502
14
D7501
T7201
3 1
D7302
D7303
D7202
IC7201
2COMP
Power Factor
Control IC
8
VCC
7OUT
Q7201 Q7301
Q7202
IC7301
23D2
14VW
8Vcc
PWM
Controller
20
G2 19D1_s2
11FB
Q7343
D7326
6
7
PC7301
Photo coupler
PC7303
Photo coupler
PC7302
Photo coupler
IC7502
Q7504
16V
24V
10
VREF
STB5.8V
Q7312
Q7501
12VIN
11EN
TUNER 6V
TV_SUB_ON
SW7401
Q7506
Q7507
KEY1
DC/DC
converter
Q7502
TV_SUB_ON
LD-BOARD
LD4
LD2
TO P4
TO PANEL
14
PWM
17-20
PWM
12
BL - ON
8
STB
1-5
VCC24V
1,12
Anode
11
LED24V
LED_SOS
2
9-10
11-12 13-14
15-16
7 (OVP)
23-21
8,9
LED 6_7
4,5
LED 2_3
10,3
LED 1_8 LED 4_5
6,7
Q9502
1
D9500
IC9500
LED DRIVER
DC/DC
only for 37’’
OVP
DC/DC
27