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Copyright © 2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
7. CIRCUIT DIAGRAM
FB201
1n
C253
0.1u
C222
VA206
VA208
270n
L200
10p
C254
VA230
U201
3
2
4
1
VDD
OUT
VSS
NC
C257
0.47uF
VBAT
150
R215
KB214
150
R216
150
R218
1V8_VDD
150
R220
1V8_VDD
47p
C238
CAM_AVDD
600
FB206
DNI
C252
KB204
2.2u
C230
100
R222
100
R221
1K
R214
50
2
BF
00
6
CAM_IOVDD
600
FB202
MIC200
2
1
LD200
47p
C225
10u
C221
DNI
C224
0.1u
C223
0.1u
C226
VMIC_P
KB203
2.2K
R223
2.2K
R217
KB208
KB211
0.1u
C219
KB209
10K
R242
KB210
VA209
VBAT
27p
C237
1V8_VDD
VMMC
VBUS_EXT
22p
C256
100K
R228
150
R213
150
R212
VA200
150
R211
150
R209
150
R205
VA215
0.1u
C244
VA214
150
R219
47K
R230
Q200
1
2
3
LD201
47K
R233
47K
R234
CN202
GND
DAT2
CD_DAT3
CMD
VDD
CLK
VSS
CARD_DETECT
DAT0
COVER_DETECT1
DAT1
R244
100K
CN200
4
3
2
1
1u
C255
10p
C236
KB200
VA205
D205
100u
C235
47K
R232
CN201
3
2
1
D1
D2
VA213
22p
C245
VA217
47K
R229
D203
VA216
VA202
VA201
CN203
15
13
11
9
7
5
4
3
2
1
14
12
10
8
6
KB212
1V8_VDD
VA212
ZD218
DNI_EDTY0009401
R243
0
DNI
C200
J200
9
8
10
7
6
3
5
2
4
1
VCC
GND1
RST
VPP
CLK
IO
GND2
GND5
GND3
GND4
VA204
U200
3
B
A4
C3
C2
2
B
D1
D3
4
D
C1
A1
D2
1
B
D5
A2
A5
A3
B5
4
B
C5
4
C
D
N
G
OUT+
D
D
V
P
H
CPVDD
CPVSS
CN
HPL
OUT-
S
AI
B
IN2-
HPR
IN1+
D
D
V
S
IN3-
IN2+
A
D
S
IN1-
IN3+
CP
L
C
S
DNI
D202
51
R241
20
R206
0.1u
C208
D204
C246
1u
220n
C204
VA211
2.2u
C217
2.2u
C212
2.2u
C216
FB200
VA207
C243
DNI
VBAT
220n
C205
2.2u
C214
0.1u
C201
100K
R210
1.2K
R208
VA210
47p
C202
VA219
SEVY0003901
2.2u
C213
47p
C203
0.1u
C209
20
R207
220n
C211
1u
C206
L202
1.5n
L201
1.5n
1u
C207
220n
C210
VBUS_EXT
74
30
2
R
2.2K
R235
600
FB204
ZD200
0.1u
C248
2.2u
C241
120
FB203
VBUS
1V8_VDD
1u
C231
0.1u
C247
2.2u
C242
1u
C240
CAM_DVDD
0.1u
C233
39p
C251
39p
C250
22p
C232
1u
C239
DNI
D201
4.7K
R227
22p
C234
DNI
D200
0.1u
C215
VSIM_2V85
150
R201
VBAT
150
R202
150
R200
74
40
2
R
39p
C249
KB202
KB201
VA203
27p
C229
1V8_VDD
10
R225
51K
R224
1%
100K
R226
KB205
KB207
KB206
VA221
KB216
KB215
FM_LNA_EN
KB213
KB218
KB217
KB221
KB220
KB219
U202
RT8966AGQW
33
82
27
26
13
25
11
01
24
23
13
22
92
21
20
14
12
7
2
9
5
32
19
18
17
8
03
6
16
4
3
15
1
1T
U
O
AUD1
VIN
3T
U
O
AUD2
1
D
N
G
L
C
S
2
D
EL
MIC
CAP
RES
DSS
4T
U
O
3
D
EL
2T
U
O
1
D
EL
DP
U2
UID
D+
A
D
S
D-
\T
NI
VBUS1
VBUS2
4
D
EL
DN
VBAT1
U1
VBAT2
EXPDET
2
D
N
G
D
N
G
P
KP_IN4
KP_IN0
UART_RX
UART_TX
USB_DM
USB_DP
SIM_DATA
SIM_CLK
KEY_BL_EN
HS_MIC_P
HS_MIC_N
BAT_TEMP
KP_OUT5
KP_OUT3
KP_OUT2
KP_OUT1
KP_OUT0
KP_IN3
KP_IN2
KP_IN1
I2C_SDA
I2C_SDA
I2C_SCL
I2C_SCL
FM_ANT
MINI_ABB_INT_N
RCV_SPK_N
RCV_SPK_P
2
D
E
L
M
3
D
E
L
M
1
D
EL
M
HP_OUT_R
HP_OUT_L
MAIN_MIC_P
MAIN_MIC_N
HALL_SENSE_DET
MICROSD_DATA0
MICROSD_DATA3
MICROSD_DATA2
MICROSD_DATA1
MICROSD_CMD
MICROSD_CLK
MUIC_IO_M
MUIC_IO_M
HS_OUT_R
HS_OUT_R
SIM_RESET_N
MICROSD_DET_N
MUIC_ID
MUIC_ID
MUIC_IO_P
MUIC_IO_P
RCV_SPK_POUT
RCV_SPK_NOUT
A_GND
EAR_GND
EAR_GND
HS_OUT_L
HS_OUT_L
Mini ABB
Hall IC
(Close to Mic)
Microphone
Audio Subsystem
Micro USB 5 Pin
SIM Connector
Micro SD Card
NAMES
GO TO
SEND
RIGHT
CAMERA
LEFT
OK
Close to uUSB Conn
DOWN
Keypad Interface
CLEAR
UP
SHARP(#)
NUM 0
STAR(*)
Key Backlight
NUM 9
NUM 8
NUM 7
NUM 6
NUM 5
NUM 4
NUM 3
NUM 2
NUM 1
Battery Connector