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11) System Power
MAIN POWER
C701
1N 50V
C702
1N 50V
1
INVERTER_ON_OFF
R701
100OHM
2
R702
100OHM
BRIGHT_ADJ
3
4
R750
NC/0R05OHM1/8W
NC/100P 50V
5
6
7
8
9
10
PS_ON
11
12
13
100P 50V
CN701
CONN
DC
100P 50V
POWER
INPUT
STANDBY POWER 3V3SB
AP1117E33L-13-77 SOT223 1A/3.3V
U701
AP1117E33L-13-77
+5VSB
3
2
VIN
VOUT
C715
10uF 10V
C719
VER.B 9/29
0.1uF 50V
+5VSB TO +3V3SB
Buck Converter 5A
+5VSB
C724
C736
R731
10uF 10V
100N16V
10 OHM 1/10W
C742
100N16V
POW ER 2V5
G1117-25T63Uf SOT223 1A/2.5V
5V_SW
U703
AZ1117H-ADJ-E1
3
2
VI
VO
C723
R739
10uF 10V
150R 1%
R738
150R 1%
5V_SW TO 2V5
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+12V
C704
C705
NC/0.1uF 50V
+24V
22"/24" Input 16V for Amp.
C710
C711
0.1uF 50V
+5VSB
C713
C714
0.1uF 50V
POW ER DVDD3V3
+3V3SB
+3V3SB
C717
10uF 10V
Close to DC-DC
U705
G5676F11U
9
E-Pad
8
1
PGND
NC
7
2
L701
2.2uH
PVIN
LX
6
3
SVIN
NC
5
4
PS_ON
FB
EN
R730
4K7 1/10W 5%
C739
C734
C741
C727
22uF 10V
NC/0.1uF 50V
390pF 50V
NC/1UF 10% 16V
R729
11.5K 1% 1/10W
R732
10K2 +-1% 1/10W
Vout = 0.6x(11.5+10)/10 = 1.29V
2V5
2V5
C722
C726
100N16V
10uF 10V
+5VSB
Q702
1
8
S
D
2
7
S
D
3
6
S
D
4
5
G
D
C706
10uF 10V
AO4449 -7A/-30V
0.1uF 50V
R703
R704
R705
NC
47K
7.5K 1/16W
VCCK
R708
VCCK
1K
Q703
Normal
H
PMBT3904
C712
Standby
L
1UF 10% 16V
+5VSB TO +5V_SW BY VCCK
AP1117E33L-13-77 SOT223 1A/3.3V
U702
DVDD3V3
5V_SW
AP1117E33L-13-77
3
2
DVDD3V3
VIN
VOUT
C718
C720
10uF 10V
C716
10uF 10V
VER.B 9/29
0.1uF 50V
+5V_SW TO DVDD3V3
Core Power 1.27V
VCCK
C725
C738
+
C735
NC/330UF 6.3V
10uF 10V
NC/0.1uF 50V
System Power
Vout = 0.6x(R1+R2)/R2
59
5V_SW
C708
Back Light Dimming PWM
HI = > DARK
LO = > LIGHT
+3V3SB
R716
NC
BL_DIMMING
Back Light On / Off
+3V3SB
HI = > POWER_OFF
LO = > POWER_ON
R737
1K
R726
BL_ON/OFF
4.7K 1/16W
+5VSB
+3V3SB
R706
R707
1K 1/16W 5%
NC/1K 1/16W 5%
PS_ON
R709
4.7K 1/16W
Q701
PMBT3904
PMBT3904
OPWRSB
OPWRSB
5
BL_DIMMING
BL_DIMMING
5,8
BL_ON/OFF
BL_ON/OFF
5
GND
3,4,5,6,7,8,9,10,12
5V_SW
R712
1K
R717
0R05 1/10W
BRIGHT_ADJ
C721
R718
Q704
4.7K 1/16W
PMBT3904
NC/10uF 10V
5V_SW
R722
4.7K 1/16W
INVERTER_ON_OFF
Q705
PMBT3904
R743
NC
+5VSB
R748
10K
R749
OPWRSB
4.7K 1/16W
Q706
Main po wer On /Off con tro l
LO = > POWER_OFF
HI = > POWER_ON
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