Panasonic LCD-201803 - Page 49

Protection Circuit of A+P+LDP type
LDP
P
A
A02
IC5000
IC8000
5V
IC8103
3.3V
3.3V
1.8V
IC5704
1.0V
F15V
HDMI3.3V
SUB1.0V
SUB3.3V
TU1.8V
DCDCEN
Panel_VCC_ON
A16
LCD Module
PNL12V
Low
voltage
detect
Over voltage
protection
F15V
SOUND_SOS
SUB5V
T-CON
(OFF)
(OFF)
ON OFF
9 Blink
1 Blink
7 Blink
detect
(OFF)
N OFF
Back Light
(*)The DC level is different by the LCD panel.
IC5260
IC5230
IC4506
IC5200
12V
P2
Q7403/05
16V
Output
Transformer
T7301
PFC
T7202
IC7201
DC/DC
IC7301
16V
IC7800
LED
DC/DC Drive
( Ex. TNPA6374** )
9
LCD_TV_SUB_ON
Ex. 65FX600* series
44 - 51
VLED1/2(*)
64V(*)
Q7402
/04
64V(*)
Output
1
2
3
4
9
14
15
1
2
3
4
LDP3
(Ex. TNPA6375**)
LDP5/LDP6
1 3
BL_ON
3
BL_SOS
Tr
4
16V
13
15,6
19,20
LDP2
<Protection Circuit>
<A+P+LDP>
N SOS
N SOS
49
IC3400
DSP/AMP