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Copyright © 2013 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
7. CIRCUIT DIAGRAM
0
R910
VA905
C901
1u
VBATT
R902
0
R90
6
220
R900
20
R908
0
C913
1u
BAT900
R90
3
220
220
R904
R90
5
220
OJ100
0
R909
20
R901
ANT900
FEED
LD903
EDLH0014801
2
1
FL901
5
6
1
4
2
3
P3
P2
P4
P1
P6
P5
ANT901
FEED
LD904
2
1
33p
C907
LD905
2
1
CN903
EAG63293501
11
10
9
5
4
3
2
1
8
7
6
MIC901
EAB62830401
4
3
2
1
P
G1
G2
O
VA906
CN904
ENBY0040601
GB042-30P-H10-E3000
16
15
17
14
18
13
19
12
20
11
21
10
22
9
23
8
24
7
25
6
26
5
27
4
28
3
29
2
30
1
LD906
2
1
0
R911
C914
100p
100p
C917
100p
C916
C903
DNI
R907
5.6k
DNI_VARISTER_1005
VA907
D902
C902
0.5p
ANT902
FEED
100p
L904
D90
1
VA902
VA904
VA900
VA901
ZD902
DNI
FL900
IN
OUT
GND1
GND2
C909
1u
C908
22p
C910
0.1u
C911
33p
33p
C912
VB900
2
1
SW900
G1
ANT
G2
D900
VBATT
CN900
2
1
1800
FB900
VMIC
VMIC
SPK_OUT_N
SPK_OUT_N
USB_ID
USB_ID
MIC_P
MIC_P
.
GND
MAIN_WHITE
MAIN_WHITE
+3V0_VIBR_MTK
+3V0_VIBR_MTK
MIC_N
MIC_N
VBUS_CHG_IN
VBUS_CHG_IN
SPK_OUT_P
SPK_OUT_P
+2V8_VRTC_MTK
+2V8_VRTC_MTK
DM
DP
10uAH / 0.03F
FPCB_KEY Connector
BACKUP BATT
Field Issue (NPI guide)
ANTENNA
VIBRATOR
Speaker
Main MIC
LED ( TOUCH & RGB)
MICRO USB I/O