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6-4
A
Main Board Circuit Diagram: Power Supply
XP1
XP1
5pin/2.5mm
5pin/2.5mm
960mA
+5VD
1
+5VP
2
GND
3
+P12V
4
5
C1
C1
0.1uF
0.1uF
+12V: +12V(+-10%)
+5V: +5V(+-2.5%)
1
C12
C12
0.1uF
0.1uF
DV33
R54
R54
NC/10K
NC/10K
R29
R29
PCON
R33
R33
1K
1K
10K
10K
DV33
RFV33
R8
R8
RFV33
0/FB500
0/FB500
+
+
2
CE23
CE23
C73
C73
47uF/6.3V
47uF/6.3V
0.1uF
0.1uF
FB1
FB1
500
500
89G_3V3
+
+
CE24
CE24
C75
C75
47uF/6.3V
47uF/6.3V
0.1uF
0.1uF
FB6
FB6
500
500
SD33
+ CE6
+ CE6
C76
C76
0.1uF
0.1uF
100uF/16V/NC
100uF/16V/NC
AADVDD
R6
R6
AUDIO ADC
AADVDD
4.7/0603
4.7/0603
C4
C4
+ CE5
+ CE5
0.1uF
0.1uF
47uF/16V/NC
47uF/16V/NC
3
RESET Circuit
DV33
R34
R34
RESET_A
R19
R19
R15
R15
R18
R18
27K
27K
0
0
15K/NC
15K/NC
3.3K/NC
3.3K/NC
R26
R26
URST#
R17
R17
Q21
Q21
Q22
Q22
1K
1K
+
+
CE7
CE7
3.3K/NC
3.3K/NC
2N3904/NC
2N3904/NC
2N3904/NC
2N3904/NC
10uF/16V
10uF/16V
R16
R16
CEL5-5
CEL5-5
4.7K/NC
4.7K/NC
C21 must closer to PIN43 of 1389L/K.
4
A
B
MO_VCC
R10
R10
NC/0
NC/0
VCC
Q10
Q10
SS8550
SS8550
C77
C77
C109
C109
C111
C111
1uF
1uF
0.1uF
0.1uF
0.1uF
0.1uF
R22
R22
NC/0
NC/0
R58
R58
Q3
Q3
+12V
2.2K
2.2K
SS8550
SS8550
+12V
100mA
R12
R12
4.7K
4.7K
R13
R13
R14
R14
10K
10K
1.3K
1.3K
USBPC
Q2
Q2
BT3904
BT3904
MO_VCC
810mA
370mA
R40
R40
D30
D30
RL207
RL207
4.3R/2W
4.3R/2W
440mA
R48
R48
1R/1W
1R/1W
Q16
Q16
3
TR_B1
SS8550
SS8550
R95
R95
20K 1%
20K 1%
+
+
3
REGO1
R96
R96
12K 1%
12K 1%
URST#
RESET_A
C21
C21
0.1uF
0.1uF
B
C
89G_3V3
DV33
R120
R120
R115
R115
10K
10K
4.7K
4.7K
IR
VSDA
R51
R51
220
220
VSTB
R52
R52
220
220
VSCK
R53
R53
220
220
POWER_K
R326
R326
1K
1K
C45
C45
100pF/NC
100pF/NC
TO FRONT PANEL
Q17
Q17
3
TR_B2
SS8550
SS8550
V12
+
+
CE4
CE4
C108
C108
220uF/16V
220uF/16V
DV33
0.1uF
0.1uF
REGO2
3
CE3
CE3
220uF/16V
220uF/16V
C107
C107
0.1uF
0.1uF
C
6-4
D
VCC
DV33
XP5
XP5
OFF-PAGE CONNECTION
8
8
R50
R50
100
100
7
7
6
6
5
5
4
4
3
3
2
2
1
1
C81
C81
C46
C46
C82
C82
8PIN/2.0mm
8PIN/2.0mm
C44
C44
C42
C42
C43
C43
100pF
100pF
0.1uF/NC
0.1uF/NC
0.1uF/NC
0.1uF/NC
100pF/NC
100pF/NC
100pF/NC
100pF/NC
0.1uF
0.1uF
D
E
1
URST#
URST#
(3,4)
MO_VCC
MO_VCC
(2,3,6)
SD33
SD33
4
DV33
DV33
(2,3,4,7)
RFV33
RFV33
3
89G_3V3
89G_3V3
3
V12
V12
(3)
VSCK
VSCK
3
VSDA
VSDA
3
VSTB
VSTB
3
2
IR
IR
3
PCON
PCON
3
AADVDD
AADVDD
3
POWER_K
POWER_K
3
USBPC
USBPC
3
3
4
E
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