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6-3
Main Board Circuit Diagram :Power
5
D
C
B
A
5
4
M5V
R757
R757
TO POWER BOARD
Imax=800mA
M5V
C753
C753
0.1uF/16V/Y5V
0.1uF/16V/Y5V
GND
+12V: +12V(+-10%)
R755
R755
+5V: +5V(+-2.5%)
4.7K
4.7K
PCON:
DVP_STBY
R756
R756
4.7K
4.7K
L: STBY
10K
10K
H: Working
R754
R754
DV33
M5V
TO FRONT PANEL
R87
R87
C84
C84
C83
C83
0.1uF/50V/Y5V
0.1uF/50V/Y5V
100pF
100pF
R90
R90
4.7K
4.7K
4.7K
4.7K
IR
R89
R89
100R
100R
VSDA
R84
R84
220
220
VSTB
R85
R85
220
220
VSCK
R86
R86
220
220
POWER_K
R88
R88
1K
1K
C80
C80
C81
C81
C82
C82
C86
C86
NC/100pF/50V/NP0
NC/100pF/50V/NP0
NC/100pF/50V/NP0
NC/100pF/50V/NP0
0.1uF/25V/Y5V
0.1uF/25V/Y5V
NC/100pF/50V/NP0
NC/100pF/50V/NP0
4
3
2
M5V
M5V
5V
TP17
TP17
0
0
R761
R761
1.8/2W
1.8/2W
R762
R762
Q753
Q753
PNP_3CA8550D
PNP_3CA8550D
10/1W
10/1W
R753
R753
DV33
ADJ_33
Q761
Q761
2.2K
2.2K
PNP_3CA8550D
PNP_3CA8550D
+
+
C761
C761
CE761
CE761
0.1uF/50V/Y5V
0.1uF/50V/Y5V
100uF/16V
100uF/16V
USB_CON
Q752
Q752
GND
NPN_3DG3904M
NPN_3DG3904M
XP1
XP1
14
14
13
13
IR_OUT
MIC
12
12
11
M5V
M5V
11
VSTB_OUT
10
10
VSDA_OUT
VSCK_OUT
9
9
VSTB_OUT
VSDA_OUT
8
8
VSCK_OUT
POWER_KO
7
7
IR_OUT
6
6
GND
5
5
VCC_USB
4
4
GND
3
3
2
USB_DPO
2
USB_DMO
1
1
POWER_KO
14PIN/2.0mm
14PIN/2.0mm
3
2
6-3
1
Inor=150mA
Istandby:8mA
ADJ_12
TP13
TP13
Q762
Q762
DV12
PNP_3CA8550D
PNP_3CA8550D
3V3_FB
1V2_FB
+
+
C762
C762
CE762
CE762
100pF/50V/NP0
100pF/50V/NP0
100uF/16V
100uF/16V
modify
GND
IR
IR
4
VSCK
4
VSCK
VSDA
VSDA
4
VSTB
VSTB
4
POWER_K
POWER_K
4
DVP_STBY
4
DVP_STBY
ADJ_33
4
ADJ_33
ADJ_12
4
ADJ_12
USB_CON
USB_CON
7
VCC_USB
4
VCC_USB
USB_DMO
USB_DMO
7
USB_DPO
USB_DPO
7
MIC
MIC
7
1
D
C
B
A
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