A
1
2 3 4 5 6 7 8 9 10 11 12 13 14
1 2 3 4 5 6 7 8 9 10 11 12 13 14
C
D
B
E
G
H
F
A
C
D
B
E
G
H
F
A
MAIN (USB) CIRCUIT
SCHEMATIC DIAGRAM - 11
SC-UA7E/PC/PH/PR MAIN (USB) CIRCUIT
: +B SIGNAL LINE
: USB SIGNAL LINE
AU: MAIN (AUX TUNER): SCHEMATIC DIAGRAM - 1 ~ 2
CO: MAIN (CONNECTOR): SCHEMATIC DIAGRAM - 3 ~ 4
DS: MAIN (DSP): SCHEMATIC DIAGRAM - 5
LD: MAIN (LDO): SCHEMATIC DIAGRAM - 6
OP: MAIN (OPTICAL): SCHEMATIC DIAGRAM - 7
MI: MAIN (MICON): SCHEMATIC DIAGRAM - 8 ~ 10
USB1_D+
USB1_D-
USB0_D-
USB0_D+
MI
MI
MI
MI
MI
CO
MI
MI
MI
MI
MI
MI
LD MI
USB_A_PCONT
C9011
0.1
0
R1123
B0ECKM000008
D9001
USB_OVC
USB_B_PCONT
PW_+5R6V
USB_A_SW5R1V
D+B
D+A
D-A
4
3
1
2
J0ZZB0000182
T9001
D-B
4
3
1
2
J0ZZB0000182
T9002
C9009
0.1
DGND1
R1124
470K
USB_B_SW5R1V
EQLED_RED
DBASSLED_RED
USBLED_PLAY1
DGND
USBLED_REC
470K
R1125
R9008
0
R9010
0
R9011
0
R9009
0
QR9004
B1GBCFGN0016
QR9002
B1GBCFGN0016
QR9003
B1GBCFGN0016
QR9001
B1GBCFGN0016
LED DRIVE
LED DRIVE
LED DRIVE
LED DRIVE
C9008
0.1
LB9002
0
REC_LED
EQ_LED_RED
DBASS_LED_RED
PLAY1_LED
3
1
2
4
5
IC9003
C0DBZYY00716
LB9001
0
C9006
0.1
C9010
0.1
3
1
2
4
5
IC9002
C0DBZYY00716
SWITCH
SWITCH
GND
VOUT
/OC
EN
VIN
GND
/OC
VIN
EN
VOUT
CO
CO
CO
CO
CO
AUMILDCO
MILDOP DS CO
CO
CO
CO
AU
CO
CO
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