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Copyright © 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
9. PCB LAYOUT
EA
X6
46
69
80
1 ( )
LG
-E
40
0 _
MA
IN
_1
.0
E
41
J
1
01
6
5
41
8
7
21
5
A
B
C
D
1
42
31
1
5
A
B
C
D
Ee
E
C
B
D
E
A
1
4
AT
A
B
C
D
N
H
G
F
M
L
K
J
P
N
M
L
K
1
1
A
36
A
B
C
D
H
G
F
E
13
Ref Des
12
04
02
CN400
30
1L
F
C190
U104
C192
R125
00
8
N
C
C800
R400
R402
60
6
C
50
5L
F
C601
R614
60
5
C
R613
C602
J800
R401
R709
R403
31
7
C
C407
MIC700
C716
53
7
C
C708
40
5
A
V
FB705
FB701
C703
R702
C702
R703
C718
53
3
C
52
3
C
C302
R218
C314
FL102
94
1
C
82
1
R
20
4
C
00
4L
F
66
4
C
40
1
C
CN700
54
9
C
20
2
R
62
2
C
R300
91
2
R
42
4
R
22
3
C
75
1
C
C1023
C1004
C1016
C1025
C1040
C1036
C1052
C1042
22
9
C
00
9L
C907
10
9
R
44
4
C
82
4
C
62
4
C
C411
C442
VA500
C438
70
2
C
R117
C1091
C1041
L1012
C1021
L1006
L102
R101
FL502
CN802
22
4
R
VA808
R811
R126
L130
00
4T
AB
30
1T
NA
L126
L125
98
1
C
72
1
R
19
1
C
40
2
C
20
2
C
C193
30
2
C
21
2
R
52
2
C
00
2
N
C
50
8
R
31
8
A
V
VA814
51
8
A
V
C405
20
8
C
30
8
C
40
8
C
30
8
R
40
8
R
82
1L
02
7
C
C232
00
7
B
V
42
1L
C805
40
8
A
V
50
8
A
V
21
8
A
V
10
8
C
01
6
R
00
7
A
V
50
6
C
10
7L
00
7
D
70
8
R
20
8
R
00
8
R
10
8
R
80
8
R
00
6
U
R705
C717
10
8
N
C
R810
VA806
70
6
C
70
6
R
40
6
C
80
6
R
90
6
R
00
7L
10
7
A
V
30
8
A
V
00
8
A
V
20
8
A
V
00
8
DZ
10
8
A
V
00
7
R
C711
R704
C721
C722
00
5
U
00
5
C
20
7
A
V
60
7
R
10
5
A
V
R713
R714
U700
R712
20
5
A
V
40
5
C
20
5
C
30
5
C
FB708
FB707
10
7
R
30
7
A
V
21
7
C
10
5
N
C
20
5
R
32
7
C
C508
06
3
C
D200
R220
R715
C734
70
5
R
60
5
R
30
5
A
V
C728
C707
C724
C719
R501
FB700
00
7
C
R707
R708
C507
10
7
C
C725
46
3
C
C509
72
3
C
82
3
C
56
3
C
C514
03
3
C
62
3
C
66
3
C
14
3
C
16
3
C
83
3
C
26
3
C
63
3
C
61
3
C
93
3
C
10
3
C
C334
R201
R211
R217
R210
R206
C220
04
3
C
12
2
C
00
4
C
C406
56
4
C
U400
C401
51
7
C
41
7
C
63
7
C
91
1
C
41
1
C
10
1
C
C160
FB706
00
4
D
92
4
C
01
4
R
M700
13
3
C
23
3
C
85
3
C
42
3
C
73
3
C
92
3
C
75
3
C
33
3
C
65
3
C
12
3
C
C359
C205
90
3
R
01
3
R
31
2
R
01
3
C
81
3
C
71
3
C
C315
90
3
C
21
3
C
22
1L
28
1
C
C127
R108
C128
C156
C129
C154
C106
C113
C161
C147
90
1
R
80
1
C
01
1
R
C153
11
1
R
C133
C148
60
1
R
C134
C135
00
4
DZ
C512
71
1
C
50
1
C
50
01
C
21
1
C
20
1
C
17
1
C
97
1
C
C168
00
4
A
V
C513
C511
33
4
C
90
4
R
43
4
C
10
4
DZ
13
4
C
23
4
C
45
3
C
84
3
C
05
3
C
64
3
C
71
4
R
35
3
C
34
3
C
24
3
C
25
3
C
15
3
C
44
3
C
R315
R316
U200
C311
C307
18
1
C
87
1
C
C159
C158
U100
05
1
C
C167
80
01
C
32
1L
60
01
C
91
1L
C166
25
1
C
C173
10
1L
F
67
1
C
11
8
A
V
40
4
C
31
8
R
10
4L
F
41
8
R
01
8
A
V
74
3
C
55
3
C
63
1
C
C155
01
01
L
C139
50
1T
NA
C911
C908
C912
30
9L
R905
C909
C930
1
R
C929
2
R
C928
C214
C208
C210
C209
C215
C216
R221
C363
C213
C211
C212
94
3
C
54
3
C
R313
R312
10
3
U
C306
R308
C308
22
1
R
32
1
C
52
1
C
42
1
C
20
1
R
70
01
L
C126
50
01
L
L113
31
01
C
L110
R119
90
01
C
02
1
R
70
01
C
12
1
R
C151
02
1L
C170
L118
77
1
C
R103
C169
02
1
C
00
9L
F
C913
L401
73
4
C
50
3
R
C304
31
3
C
11
01
L
R124
20
1
U
L116
44
1
C
80
01
LF
47
1
C
00
1T
NA
CN401
C902
L906
23
9
C
1
B
F
43
9
C
33
9
C
44
9
C
06
4
C
64
4
C
74
4
C
02
4
C
91
3
C
55
4
C
54
4
C
95
4
C
85
4
C
01
4
C
90
4
C
63
4
C
R314
L400
C300
42
4
C
R503
R311
R415
D401
C443
C320
30
3
C
40
3
R
32
3
C
10
3
R
20
3
R
R303
60
3
R
R307
R113
R112
R123
20
01
L
F
80
01
L
30
01
L
L111
41
01
L
10
01
L
F
L115
12
1L
C183
C175
C180
C184
27
1
C
C185
81
1
C
C915
FL501
FL500
L1031
CN701
L905
C901
C936
93
9
C
C942
60
9
C
C941
C940
61
9
C
C914
FB900
R3
C938
73
9
C
C943
C935
C931
R4
C435
X400
C430
20
4
U
41
4
C
20
4L
30
4L
FL504
FL503
C439
71
2
C
40
2
R
60
2
C
C219
C218
00
2X
R114
R115
C1092
R116
10
1
U
53
01
L
09
01
C
97
01
C
18
01
C
L1021
83
1
C
L114
73
1
C
L112
FL2
00
7
DZ
R428
C450
C449
R427
81
4
R
10
2
C
00
1
WS
C946
42
9
C
12
9
C
40
9
C
72
9
C
52
9
C
R904
81
9
C
02
9
C
R900
62
9
C
20
9
R
91
9
C
45
4
C
65
4
C
12
4
R
75
4
C
52
4
C
35
4
C
80
4
C
C416
C423
R416
C421
C440
R425
R412
R426
C452
C427
84
4
C
81
4
C
31
4
C
R405
40
4
R
C422
60
4
R
92
2
C
C501
R107
C1051
C1047
C1024
C1048
C1044
C1045
C111
C1043
R100
C116
51
1
C
90
1
C
C910
21
4
C
91
4
R
50
5
C
00
5
R
00
5
N
C
30
1
U
92
1L
00
6
N
C
10
9T
NA
C923
C917
L902
R903
L901
L904
21
8
R
31
4
R
70
8
A
V
26
4
C
90
8
R
90
8
A
V
41
4
R
C510
C451
32
4
R
C441
C227
82
2
C
C195
C196
12
1
C
C199
40
1L
F
68
1
C
C194
00
2
C
78
1
C
C198
C188
C197
LG-E400f_MAIN_EAX64669801_1.0_BOT
X200 TCXO
-No Power On
FL2 Duplexer W850 Tx/Rx
- no service
U103 WCDMA PAM W850
- No Tx power
U101 Transmit & Tx ModuleNo
Network service GSM
- No Tx Power
U301 Memory (MCP)
- No Boot / Reset, etc
U402 PMIC No Power on
-No Boot, etc
U901
U901 WIFI Module
- Can not use WIFI
U900
U900 BT/FM Module
- Can not use BT, FM
FL900 Connectivity FEM
- Can not use BT, FM, WIFI
CN600 Touch Connector
- No Touch Function
U200 MSMS7225A (Main chipset)
- No Boot / Reset, etc
U102 WCDMA PAM W2100
- No Tx power
FL1008 Duplexer W2100 Tx/Rx
- no service
U400 Mini ABB IC
- No USB Connection
- No charging
U100 RF Transceiver
- No Network service
U500 Sub-PMIC
- No Display, No Camera
U600 Acceleration Sensor
- Can not use Motion Sense &
Compass Function
U104 GPS LNA filter
- No GPS Function
CN501 Camera Connector
- No Camera Function
M700 Audio Sub System
- No Speaker/Headset Sound