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1
1
9
D
C
B
MOTOR CIRCUIT
MIC
D
13
E
AUDIO AMP SUB SYSTEM & SIGNAL DISTRIBUTOR
12
C
1614
A
C
5
158
4
7
2
E
F
E
114
9
C
6
5
VIB+
VIB-
10
D
3
2
MIC
A
87
6
F
B
QWERTY_KEY BACKLIGHT
F
D
3
E
R302 100K
10u
C322
39p
C321
R311
C317
39p
47
C303 1u
L302
100nH
C302
2
IN_A
1
IN_B
4
OUT_Y
VCC
5
1u
U301 TC7SZ86FU
GND
3
47
R312
3V0_VMOT
MICBIAS
OUT300
2200pC307
L301
100nH
47
C312
R310
VBAT
1u
0R313
R301
100K
3V0_VMOT
OUT+
B5
OUT-
C4
PGND
C5
PVDD
RXIN+
D4
B4
RXIN-
SCL
C3
SDA
B3
B1
VDD
A3
VSS
B2
BIAS
C1N
A4
C1P
A5
D3
GND
HPL
A2
HPR
A1
INA1
D2
INA2
D1
C2
INB1
C1
INB2
D5
C309
VBAT
MAX9877AEWP_TG45
U303
1u
EVLC14S02050
VA300
LD300
LEWWS44-E
U300 R1114D301D-TR-F
CE
6
2
GND1
5
GND2
4
NC
VDD
13
VOUT
3V0_VMOT
R306
130K
LEWWS44-E
R305 0
C305
LD302
1u
C308 1u
L304
100nH
VBAT
C320
22n
130K
R308
0R314
100nH
L303
22n
C319
39p
C318
1u
R303 0
C300
R309 100KC314
R304
0
0.01u
C304 1u
R307 0
C301
1u
MIC300
SPU0409HE5H-PB
2
G1
G2
3
O
4
P
1
LEWWS44-E
LD301
OUT301
1u
C315
0R300
C316 2200p
VA301
ICVN0505X150FR
100nH
L300
C311
1u
C313
1
IN_B
4
OUT_Y
VCC
5
1u
VO+
5
VO-
8
1
_SHUTDOWN
U304 TC7SZ86FU
GND
3
2
IN_A
TPA6205A1DRBRU302
BYPASS
2
GND
7
3
IN+
4
IN-
9
PGND
6
VDDVIB_PWR_EN
MIC_P
MIC_N
HSO_L
HSO_R
BB_SND_L
BB_SND_R
I2C_SCL
SPK_N
VIB_PWR_EN
LIN_PWM_FRQ
LIN_INVERT
LIN_PWM_MAG
QWERTY_KEY_BL
SPK_P
i2C_SDA
FM_SND_R
FM_SND_L
7. CIRCUIT DIAGRAM
LGE Internal Use Only
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Only for training and service purposes