4. TROUBLE SHOOTING
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Only for training and service purposes
LGE Internal Use Only
AT18
AN19
AM1
8
AK1
8
AK2
0
AA3
AD
8
D22
AN
1
AL31
AK3
0
B4
E5
E1
1
D8
E9
A1
3
B1
2
A7
B6
C5
A5
D6
AUXI
P
MIC1N MIC1P MIC2N MIC2P
EAR1_O
N
EAR1_O
P
LINE_O
N
LINE_O
P
AUX_OU
T
CCOMP
MIC_BIA
S
RESIN_N
RESOUT_N
SLP_CLK
USBPHY_SYSCLK
RSVD
4
TCXO
MIPI_CA
L
MIPI_LDO
MIPI_DSI_CLK_
P
MIPI_DSI_CLK_N
C2003
1u
0.1u
C2002
C2001
47p
10K
R2016
2
1
MIC_BIAS
R2001
2.2K
2
1
C2008
0.1u
1
2
C2016
0.1u
1
2
C2007
0.1u
1
2
C2015
0.1u
1
2
0.1u
C2014
1
2
51K
R2000
VREG_MSME_1.8V
nPON_RS
T
PMIC_TCX
O
SLEEP_CLK
LINE_O
P
RCV_P
RCV_N
MIC_1P
nJTAG_RESOUT
LINE_O
N
MIC_1N
nRESETOU
T
HS_MIC
TP1
TP3
VA7009 VA7010
C7015
2.2u
MIC500
2
1
39p
C7018
R7009
2.2K
C7014
39p
100
R7008
R7007
100
R501
1K
2.2K
R7010
2
1
C7013
39p
MIC_BIAS
MIC_1P
MIC_1N
TP2