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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
C916
100p
L903
18n
C901
1u
R902
0
KB901
2-2
2-1
1
R900
20
R908
0
C913
1u
BAT900
OJ100
0
R909
20
R901
ANT900
FEED
FL901
5
6
1
4
2
3
P3
P2
P4
P1
P6
P5
D902
CN903
EAG63293501
11
10
9
5
4
3
2
1
8
7
6
EAB62670801
MIC901
OUT
1
G1
2
G2
3
VDD
4
G3
5
G4
6
ANT902
FEED
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
LD907
1
3
4
2
LD908
1
3
4
2
DNI
C915
DNI
C903
100p
L904
R907
5.6k
100
R910
100
R911
100
R912
R913
100
R914
100
100
R915
VA902
VA903
VA904
VA900
VA901
D901
FL900
IN
OUT
GND1
GND2
C909
1u
C908
22p
VA906
VA905
C910
0.1u
C911
33p
33p
C912
R917
22
R916
22
VB900
2
1
100n
C902
SW900
G1
ANT
G2
D900
ZD90
1
VBATT
CN900
2
1
1800
FB900
SPK_OUT_N
SPK_OUT_N
USB_ID
USB_ID
.
GND
.
VMIC
VMIC
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
LED_B
LED_B
LED_R
LED_R
LED_G
LED_G
KCOL1
KCOL1
KROW1
KROW1
MIC_P
MIC_P
DM
DP
10uAH / 0.03F
FPCB_KEY Connector
BACKUP BATT
RGB_LED
12V
ANTENNA
VIBRATOR
HOMEKEY
Speaker
Main MIC
MICRO USB I/O
HOME KEY
Field Issue (NPI guide)