Panasonic TH-L42E5A

TH-L42E5A
31
9.2. Detailed Block Diagram (1/2)
HOT COLD
PANEL_VCC_ON
BL_PWM
BL_ON
BL_SOS
KEY3
KEY1
BL_ON
BL_SOS
KEY3
KEY1
BL_ON
BL_SOS
KEY3
SUB_ON
KEY1
USB5V
SUB5V
5.8VS
D5187
P15V
D5188
SUB3.3V
D5179
PNL12V
SW2857
D5172
P15V
D5173
D5178
D7407
**
F7101
D7408,9
PA7401
PA7403
PA7402
D7401,2
P15V
5.8VS
IC5420
OVP
A
PANEL12V
POWER SW
IC5300
SW2851-2855
LVDS DATA
SUB5V
SUB3.3V
1
A18
LCD PANEL
4
IC5440
GK4
+5V
LED DRIVE
2
3
CONTROL PANEL KEY
6
2
40
3
5
+3.3V
USB5V
DCDCEN
+5V
MAIN
LCD
DRIVER
PNL12V
1
4
SWITCH
GK
IC5400
7
11
+12V
BL_PWM
44
PHOTO
COUPLER
POWER
BL_ON
1
10
1
KEY1
IC7502
STB6V
9
LLC
CONVERTER
T7301
2
P4
8
SUB_ON
+16V
KEY3(POWER ON)
ERROR
DETCT
BL_SOS
8
JK7202
5.8VS
P
3
PC7303
310
PHOTO
COUPLER
11
A
C CORD
Q7402
Q7403
+16V
RECTIFIER
+16V
LINE
FILTER
D7106
AC
DETECT
IC7401
2
PC7301
+24V +24V +24V
7
LF7101,2
CF7101,2
9
11
PHOTO
COUPLER
5
IC7201,
T7202,
Q7201
7
P2
IC7301,
Q7301,
Q7302
PFC
PC7302
2
+6V
4
3
5
15
9
13
1
6
2
A02
HOT COLD
HOT COLD