Acer B243W - Schematic Diagram; Chapter 7 Schematic Diagram; Main Board

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Schematic Diagram
Main Board
Q704
AO3401
VCPU 6
+3. 3V 4
R702
4K7 1/10W 5%
+5V
C720
0.001uF
SOT-263
FOR SCALER POWER
R719
31.6K 1% 1/10W
+5V
R710
100K 1/10W 5%
HI
HI
+12V
+12V
GND
R712
100K 1/10W 5%
R707
1K 1/10W 5%
R706
1K 1/10W 5%
GND
+3. 3V_SD
+3.3AVDD 4
C716
0.001uF
C723
NC
PS_ON
PS_ON/OFF
+
C724
NC
R711
10K 1/10W 5%
POWER INPUT
REV:C
BKLT-PWM 4
R705
4K7 1/10W 5%
+5V
Q706
2N3904S-RTK/PS
PANEL_EN
USB CTRL
HI
+12V
REV:C
+5V
BKLT-EN 6
+
C705
1000uF/16V
R708
4K7 1/10W 5%
BKLT-PWM
REV:C
R703
10K 1/10W 5%
R717
4K7 1/10W 5%
PS_ON/OF F 6
U703
LM3485
1
4
5
8
2
3
6
7
ISENSE
FB
ADJ
VIN
AGND
N.C
PWGND
PGATE
+3.3AVDD
+ C714
470UF 16V
POWER OFF
C708
0.1uF
R714
NC
REV:C
Q705
AO4403
1 2 3 4
8 7 6 5
S1 S1 S1 G1
D1 D1 D1 D1
LOW
LOW
C715
0.001uF
CN701
CONN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
+12V
C704
22uF 16V
D701
SSM54PT
PANEL_EN6
REV:C
REV:C
C709
0.1uF
HI
+VLC D 7
R701
10K 1/10W 5%
+12V
Dimming
NC C702
0.1uF
FB701
120 OHM
1 2
C706
0.1uF
SOT-252
+VLC D
C719
0.001uF
+5V
Q707
2N3904S-R TK/PS
C710
22uF 16V
C727
0.1uF
NC C721
0.22uF /NC
VCPU
+5V 3,6
REV:C
REV:C
+
C703
1000uF/ 16V
R716
15K 1/10W 5%
GND
+5V
GND
FOR USB POWER
Q701
2N3904S-RTK/PS
L701
22uH
C712
0.1uF
+5V
+1. 8V 4
+5V
NC C713
22uF 16V
POWER SAVING
REV:C
+5V
+12V 6
Q702
2N3904S-RTK/PS
Q703
2N3904S-RTK/PS
R709
22R 1/10W 5%
POWER OFF
R713
33K 1/10W 5%
REV:C
CN702
NC
1
2
3
4
5
U701
AIC 1084-33PM
3
1
2
VIN
ADJ
VOUT
GND
USB_CTRL6
+
NC C701
1000uF/ 16V
+3. 3V
REV:C
ON_OF F
R704
1K 1/10W 5%
HI
REV:C
U702
AIC 1084-33PE
1
23
ADJ
Vo2Vin
LOW
POWER ON
+5V
+5V
POWER ON
+5V
REV:C
+3. 3V_SD 4 ,5
C707
0.1uF
+1. 8V
Q708
2N3906S-R TK/PS /NC
C718
0.068uF
Chapter 7