41
12.5. Main (USB) Circuit
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 - 4
SA-AKX200
LM
, SA-AKX400
LM
MAIN (USB)
CIRCUIT
: +B SIGNAL LINE
B
TO
PANEL CIRCUIT
(
CN6001
)
IN SCHEMATIC
DIAGRAM - 9
B
TO
PANEL CIRCUIT
(
CN6100)
IN SCHEMATIC
DIAGRAM - 10
C
TO
USB CIRCUIT
(
CN6402
)
IN SCHEMATIC
DIAGRAM - 11
E
TO
MUSIC PORT
CIRCUIT (
CN6300
)
IN SCHEMATIC
DIAGRAM - 11
: AUX INPUT SIGNAL LINE
: USB SIGNAL LINE
C2507
4.7
DSA200100L
Q2501
LED DRIVE
SWITCH
330
R2502
33K
R2555
0.1
C2506
DSA200100L
Q2500
R2510
100K
1
2
5
6
3
4
C0DBZYY00723
HIGH SIDE SWITCH
IC2502
R2503
330
B1GBCFGN0016
LED DRIVE
SWITCH
QR2500
R2504
10K
0.1
C2504
4.7
C2508
C2505
0.1
R2512
R2518
R2536
R2519
0
0
0
0
2
1
4
3
CN2507
100
R2501
6
5
1
10
3
4
2
8
9
7
IC2500
C0JBAS000401
USB SELECTOR
USB_A_D-
USB_B_D-
PW_USBA_5V
3
2
6
7
4
5
1
9
8
CN2503
R2505
10K
QR2501
B1GBCFGN0016
R2511
100K
33K
R2556
PW_D5V_A
PW_USBB_5V
PW_D5V
DGND
GND
ILIM
/OC
EN
VOUT
VIN
1
2
5
6
3
4
C0DBZYY00723
HIGH SIDE SWITCH
IC2501
GND
ILIM
/OC
EN
VOUT
VIN
AGND
MPORT_L
MPORT_R
MPORT_DET
SEL
D+
1D-
2D+
2D-
D-
VCC
/OE
1D+
GND
USB_REC_LED
MI
USB-B
MI
PW_USB5V
VR
DGND
MI TU DS DA VR
VR
VR
DS TU
VR DA
USB_A_LED
MI
USB_OVC
MI
USB-A
MI
USB_MUX_OE
MI
USB_D+
MI
USB_D-
MI
BUG_AN_RIN
TU
BUG_AN_LIN
TU
MPORT_DET
MI
LB2501
0
PW_3R3V
PW_+5V
PW_12V
KEY2
FL_GND
PW_SYS_3R3V
KEY3
KEY1
FL_CLK
FL_CS
RMT
6
5
8
9
11
12
10
14
15
13
7
2
1
1
17
4
3
17
16
CN2500
FL_DAT
ROT_JOG
VOL_JOG
NC
NC
DGND
PW_CD3R3V
PW_CD5R6V
PW_+16V
DC_DET_PWR
DGND
PW_SYS3R3V
FL_DO
KEY1
FL_CLK
FL_CE
RMT
6
5
8
9
11
12
10
14
15
13
7
2
1
1
17
4
3
17
16
CN2500
FL_DI
ROT_JOG
VOL_JOG
GREEN_LED
RED_LED
LED_GND
DC_DET_PWR
MI
ROT_JOG
MI
VOL_JOG
MI
FL_DAT
MI
FL_CS
MI
FL_CLK
MI
RMT
MI
KEY1
MI
R2526
0
R2521
1
KEY2
MI
KEY3
MI
PW_SYS_3R3V
MI
PW_16V
VR
PW_3R3V
MI
PW_5V
VR
MI: MAIN (MICON): SCHEMATIC DIAGRAM - 1 ~ 3
US: MAIN (USB): SCHEMATIC DIAGRAM - 4
TU: MAIN (TUNER AUX): SCHEMATIC DIAGRAM - 5
DS: MAIN (DSP BLUETOOTH): SCHEMATIC DIAGRAM - 6
DA: MAIN (DAMP): SCHEMATIC DIAGRAM - 7
VR: MAIN (VOLTAGE REGULATOR): SCHEMATIC DIAGRAM - 8 ~ 9
FOR AKX200
FOR AKX400
FOR AKX400
FOR AKX400
USB_SEL
MI