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SOS Detect Circuit and Power Flow 1
TH- ##JX800*, 900W (Android TV)
<Protection Circuit>
P3
VLED (*)110V
64V(*)
Q7805
PFC
/06
T7202
64V(*)
Output
IC7201
Transformer
DC/DC
T7301
IC7301
16V
Output
P
(*)The DC level is different by the LCD panel.
Back Light
10-13
1-8
IC7800
LED
DC/DC
Drive
Tr
16V
DC/DC
IC7491
16V
Q7421/22
P2
LCD Module
IC5260
12V
IC3800
AMP
15
11
14
10
9
13
ON OFF
7
5
STB5V
Low
Low
Detect
Detect
1
1
2
2
3
3
4
4
IC5000
A02
IC5220
5V
IC5200
3.3V
IC8200
1.0V
T-CON
A16
44 - 51
PNL12V
Panel_VCC_ON
N SOS
SOUND_SOS
BL_SOS
N SOS
BL_ON
LCD_TV_SUB_ON
(OFF)
(OFF)
Over
Over
voltage
voltage
protection
protection
Low
Low
Detect
Detect
IC5240
1.8V
0.95V IC8201
A
IC8000
9 Blink
1 Blink
(OFF)
7 Blink
Low
voltage
detect
RST
SUB5V
1.8V
SUB3.3V
0.95V
1.0V
56
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