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R3
12V
FB9
15R/2W
150_Ohm_2A
+
C1
C2
100uF
0.1uF
5V_T
150_Ohm_600mA
U3
AP1117E33
3
2
IN
OUT
FB1
C8
+
C7
22uF
0.1uF
SMD_0805
5V_T
150_Ohm_600mA
U4
AP1117E25
3
2
IN
OUT
FB4
C14
+
C13
SMD_0805
22uF
0.1uF
3.3V
FB5
U5
AP1122
2
1
3
2
IN
OUT
150_Ohm_600mA
C19
+
C18
SMD_0805
22uF
0.1uF
IF Vamp>16.5V
otherwise assemble R39
This is 18V input form AC/DC power board
CON7
F2
R28
4
DS0.8
3
FUSE/4A
2
1
R39
0_DNS
MIC (4pin/2.0mm)
SMD_1210
P_GND
5V_T
U1
LM7805
1
3
VIN
VOUT
C3
+
C4
0.1uF
220uF
3.3V
C9
C10
+
12V
0.1uF
22uF
2.5V
1
1
2
C15
+
C16
2
3
3
0.1uF
100uF
4
4
5
5
1
1
2
2
3
3
4
4
1.2V
5
5
C20
+
C21
0.1uF
100uF
pls Assemble R28 to drop 2V.
+18V
R38
3.9R/2W
C145
C144
0.01uF0.1uF
P_GND
P_GND
-
R945
1M
39K
R944
12OK
5.1K
U65
32VT
2
FB
D7
SS340
6
C541
SW
C5
4.7uF/50V
0.1uF
7
SW
L1
5V_T
10
SS
10uH
C544
47nF
U11
78M08A
1
3
VIN
VOUT
C102
+
C103
C104
0.
0.1uF
100uF
H2
H1
1
9
1
9
2
8
9
9
2
8
8
3
7
HOLE
8
3
7
7
HOLE
4
6
7
4
6
6
5
6
5
H4
H5
9
1
9
9
1
9
8
2
8
8
2
8
7
3
7
HOLE
HOLE
7
3
7
6
4
6
6
4
6
5
5
0_DNS
SMD_0805
P_GND
SC4502H
3
R10
0
SHDN
5V_T
8
R12
IN
33K
9
ROSC
C542
R11
2.2uF
C543
22k
1500pF
R12=22K
C543=2200pF
WHEN USEING SC4501
8V
+
C105
100uF
H3
1
9
1
1
9
1
2
8
2
2
8
2
3
7
3
HOLE
3
7
3
4
6
4
4
6
4
5
5
5
5
P_GND
Title
Schematict Name
Power
Size
B
Sheet
C540
NC
H6
9
9
8
8
7
HOLE
7
6
6
P_GND
TDA008A
Rev
A
4
of 4
Date:
Tuesday, February 28, 2006
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