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Protection Circuit of A+P type
<Protection Circuit>
1, 5
P3
VLED1/2(*110-132V)
DC/DC
64V(*)
Q7402
PFC
/04
64V(*)
T7202
Output
IC7201
Transformer
DC/DC
T7301
IC7301
16V
Output
P
( TNPA6376** )
Ex. 49/55EX600** series
(*)The DC level is different by the LCD panel.
Back Light
3, 7
IC7800
LED
Drive
Tr
15
16V
14
9
1
2
3
4
16V
Q7403/05
P2
A02
LCD Module
IC5260
PNL12V
12V
IC3800
AMP
15
BL_ON
14
LCD_TV_SUB_ON
9
ON OFF
(OFF)
1
detect
2
3
N OFF
4
(OFF)
IC5420
5V
IC5400
3.3V
IC8103
1.0V
<A+P>
T-CON
A16
44 - 51
Panel_VCC_ON
N SOS
SOUND_SOS
BL_SOS
N SOS
(OFF)
IC5000
Over voltage
protection
IC8001
HDMI3.3V
3.3V
SUB5V
SUB3.3V
IC5704
1.8V
TU1.8V
SUB1.1V
IC8000
9 Blink
1 Blink
7 Blink
Low
voltage
detect
A
46
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