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12.10. Main (USB) Circuit
1
2
3
SCHEMATIC DIAGRAM - 9
A
B
MAIN (USB) CIRCUIT
B
CN
USB_A_D+
CN
USB_A_D-
C
USB_B_D+
CN
CN
USB_B_D-
D
CN
USB_A_SW5R1V
E
CN
USB_B_SW5R1V
TU DS
VR SO UP
CN
DGND
BT DA
CN
LED_REC_OUT
F
G
UP: MAIN (UP): SCHEMATIC DIAGRAM - 7
SO: MAIN (SOC): SCHEMATIC DIAGRAM - 8
US: MAIN (USB): SCHEMATIC DIAGRAM - 9
TU: MAIN (TUNER AUX): SCHEMATIC DIAGRAM - 10
DS: MAIN (DSP): SCHEMATIC DIAGRAM - 11
DA: MAIN (DAMP): SCHEMATIC DIAGRAM - 12
VR: MAIN (VOLTAGE REGULATOR): SCHEMATIC DIAGRAM - 13
CN: MAIN (CONNECTOR): SCHEMATIC DIAGRAM - 14
BT: MAIN (BLUETOOTH): SCHEMATIC DIAGRAM - 15
H
1
2
3
4
5
6
: +B SIGNAL LINE
: USB SIGNAL LINE
IC9001
C0JBAS000401
USB SWITCH
10
S
D+
1
T9001
J0ZZB0000182
9
VCC
D-
2
8
/OE
GND
3
4
1
7
2D+
1D-
4
6
2D-
1D+
5
3
2
R9012
C9001
2.2K
0.1
T9002
J0ZZB0000182
4
1
3
2
3
/OC
EN
4
GND
2
LB9001
0
VIN
1
5
VOUT
R9016
R9018
C9003
C9002
IC9002
0
470K
0.1
0.1
C0DBZYY00716
USB HIGH SIDE SWITCH
3
/OC
EN
4
2
GND
LB9002
0
VIN
1
5
VOUT
R9017
C9005
C9004
IC9003
470K
0.1
0.1
C0DBZYY00716
USB HIGH SIDE SWITCH
Q9003
B1ADCE000012
R9008
330
SWITCH
R9009
100K
QR9003
B1GBCFGN0016
SWITCH
4
5
6
7
8
9
LB9003
0
IC9004
C0JBAS000401
R9003
USB SWITCH
2.2K
1
D+
S
10
2
D-
VCC
9
3
GND
/OE
8
4
1D-
2D+
7
5
1D+
2D-
6
C9006
R9019
R9020
0.1
2.2K
2.2K
D9001
B0ECKM000008
7
8
9
65
10
11
12
USB_OE
SO
USB_SEL
SO
PW_STBY_3R3V
SO
CN
VR
USB_IN_SEL
SO
USB2_D+
CN
USB2_D-
CN
USB1_D+
SO
USB1_D-
SO
USB_A_PCONT
SO
PW_+5R6V
CN VR
USB_B_OVC
SO
USB_B_PCONT
SO
USB_LED_REC
UP
SA-VKX25EE/GA/GS MAIN (USB)
10
11
12
13
14
A
B
C
D
E
F
G
CIRCUIT
H
13
14
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