Advertisement
7-5
A
Main Board Electric Diagram: Power Supply
TO POWER BOARD
XP1
5pin/2.5mm
+5VD
960mA
L1
FB AXIAL
1
+5VP
2
G ND
3
+P12V
1
4
G ND
5
C1
0.1uF
+12V: +12V(+-10%)
+5V: +5V(+-2.5%)
C12
0.1uF
DV33
R22
4.7K
R29
PC ON
1K
2
DV33
RFV33
R8
RFV33
0/FB500
CE23
C73
+
47uF/6.3V
0.1uF
FB1
500
89M_3V3
CE24
C75
+
47uF/6.3V
0.1uF
FB6
500
SD33
+ CE6
C76
0.1uF
100uF/16V
3
AADVDD
R6
AADVDD
AUDIO ADC
4.7/0603
C4
+ CE5
0.1uF
47uF/16V
RESET Circuit
DV33
R19
1N4148/NC
R15
R18
22K
15K
3.3K
D2
R26
R17
Q21
Q22
1K
CE7
+
22uF/16V
3.3K
2N3904
2N3904
R16
CEL5-5
4.7K
4
C21 must closer to PIN43 of 1389L/K.
A
B
MO_VCC
R10
N C/0
Q10
SS8550
C77
+12V
1uF
Q3
SS8550
R58
+12V
2.2K
100mA
R12
R13
R14
NC/4.7K
22K
1.3K
USBPC
Q2
BT3904
MO_VCC
810mA
3
TR_B1
3
REGO1
URST#
URST#
C21
1uF
B
C
89M_3V3
VCC
R120
R115
R118
4.7K/NC
4.7K/NC
4.7K/NC
I R
R50
33
VSDA
R51
100
VSTB
R52
100
VSCK
R53
100
C45
C43
C44
C42
NC(47pF)
NC(47pF)
NC(47pF)
NC(47pF)
R40
D30
370mA
4.3R/2W
RL207
R48
308mA
1R/1W
Q17
3
TR_B2
SS8550
Q16
SS8550
DV33
R97
5.1K 1%
REGO2 3
R95
CE3
+
20K 1%
220uF/16V
R98
10K 1%
C107
0.1uF
R96
12K 1%
C
7-5
D
MO_VCC
TO FRONT PANEL
XP5
6PIN/2.0mm
6
5
4
3
2
1
C46
NC(100pF)
V18
CE4
C108
+
220uF/16V
0.1uF
D
E
1
OFF-PAGE CONNECTION
URST#
URST#
(3,4)
MO_VCC
MO_VCC
(2,6,3)
SD33
SD33
4
V CC
V CC
(2,3,6,7)
DV33
DV33
(2,3,4,7)
RFV33
RFV33
3
89M_3V3
89M_3V3
3
V18
V18
(3)
2
VSTB
VSTB
3
VSCK
VSCK
3
VSDA
VSDA
3
I R
IR
3
PC ON
PCON
3
AADVDD
AADVDD
3
USBPC
USBPC
3
3
4
E
Advertisement
