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SCHEMATIC DIAGRAM - 12
B
MAIN(MICON) CIRCUIT
P1
IC2008
C0DBZYY00311
HIGH SIDE SWITCH
TO MAIN(MICON)
1 VIN
5
CIRCUIT (7/8)
VOUT
C2013
0.1
2
GND
3
EN /OC
4
R2013
0
R2073
100K
Q2019
CN2700
R2443
B1ADCE000012
330
E
LED DRIVE
D5V
5
TO
DGND
4
USB CIRCUIT
D+
3
(ZJ6300*)
D-
2
IN SCHEMATIC
VBUS
1
DIAGRAM - 17
QR2003
B1GBCFJJ0051
DC DETECT
Q2018
B1GBCFJJ0051
DC DETECT
C2173
R2247
6.3V470
0
MI: MAIN(MICON): SCHEMATIC DIAGRAM - 5 ~ 12
DA: MAIN(D-AMP): SCHEMATIC DIAGRAM - 13 ~ 14
43
44
45
46
: +B SIGNAL LINE
: CD AUDIO INPUT SIGNAL LINE
: -B SIGNAL LINE
: AUX/TUNER/MUSIC PORT AUDIO INPUT SIGNAL LINE
RIGHT-OUT
AGND
OC
EN
USB_REC_LED
QR2004
B1GBCFGN0016
LED SWITCH
USB_DGND
D+
PW_+16V
D-
LEFT-OUT
CLIP_SENSOR
D2015
B0ACCK000005
PW_M+5V
D2014
B0ADDJ000032
PW_CD+3.3V
1
3
PW_+5V
2
DC_DET_PWR
UP_DGND
R2250
18K
PW_+9V
R2251
12K
R2248
15K
VP_DET
47
48
49
: AUDIO OUTPUT SIGNAL LINE
: FM SIGNAL LINE
: AM SIGNAL LINE
: USB SIGNAL LINE
TO MAIN(MICON)
CIRCUIT (4/8)
C2117
R2137
R2150
10
5.6K
56K
R2112
R2128
C2126
C2133
10K
0
47P
820P
R2272
2.7K
R2268
2.7K
C2189
0.1
C2190
16V220
4
3
2
V-
C2243
C2110
C2114
0.1
25V220
16V220
V+
5
6
7
R2134
C2121
C2127
R2113
R2107
0
47P
820P
10K
22
R2348
33K
C2116
R2138
R2146
10
5.6K
56K
D2300
R2127
DA2J10100L
0
Q2050
B1ADCE000012
CLIP SENSING
50
51
52
84
C2135
R2224
C2107
R2352
R2308
R2000
4.7
470
10
0
0
0
1
IC2005
C0AABB000125
DUAL OP-AMP
8
R2225
C2108
R2351
R2305
C2134
4.7
470
10
0
0
R2153
100K
R2130
1K
C2128
5600P
1/8
2/8
3/8
4/8
5/8
6/8
7/8
8/8
SA-AKX34PH/PN MAIN(MICON) CIRCUIT
53
54
55
RIGHT_CH
DA
LEFT_CH
DA
56
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Troubleshooting
