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9. PCB LAYOUT
- 128 -
LGE Internal Use Only Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
L
8
7
A
C
B
D
E
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1
41
K
J
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10
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R132
9
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1
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3
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7
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6
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112
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U103
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61
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1
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634C
5
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44R
25
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434C
9
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154R
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VA402
1
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60
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2
83C
C355
R107
20
1U
R119
8
3
2
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30
2
AV
9
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4
C
R216
CN402
R201 R208
C117
9
0
1
C
C127
20
1
C
8
01C
2
0
1
P
T
J401
80
4C
202L
1
1
2A
V
2
4
2
C
C244 L203
0
1
2A
V
R230
C418
R443
R427
31
2
C
VA209
7
02R
40
2
BF
5
02
A
V
J
2
0
1
VA206
C421
U201
2
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2
3
1
C
0
21C
2
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3L
6
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C
L320
9
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3
L
C303
X101
30
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2
03
L
F
1
0
1T
AB
062
R
3
0
2
U
1
0
3
U
C318
1
9
3
C
L318
0
73C
C371
2
73
C
C387
R332
TP308
R127
CN401
1
0
4
Q
30
4
AV
104
D
302
D
2
02D
R126
C353
R135
S201
71
4
C
024R
A
N
T
3
0
4
U304
C358
C357
R130
TP110
R117
U401
VA404
VA405
R425
VA406
R405
VA414
R422
R406
R
3
1
6
R330
C378
C379
C311
C399
L317
R134
2
02R
31
2
AV
04
1
C
01
4
AV
624R
0
5
4R
53
4
C
L307
913
P
T
C201
7
7
3
C
083
C
68
3
C
R329
0
2
3PT
R326
373
C
483
C
C356
8
43
C
C301
C145
R109
1
0
1Q
R121
TP106
701PT
R113
7
3
1
C
TP108
R114
R133
R205
C215
4
0
2
R
90
2
R
112R
0
1
2
R
02
2
C
2
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2BF
2
12
A
V
3
0
2
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1
1
4
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4
04
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1
0
4
AV
424R
3
1
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20
4
R
2
1
4
A
V
324R
3
14R
2
14R
VA407
90
4
A
V
R414
8
0
4
AV
C347
52
2C
2
32C
8
3
4
R
N
C
2
4
0
80
2
A
V
7
0
2
A
V
6
4
2
C
60
2
L
542C
502
L
12
3
P
T
42
3
P
T
5
2
3
PT7
2
3P
T
623
PT
C383
U302
C349
10
3X
6
4
3
C
83
3
R
3
0
3U
41
3
R
543C
5
32
C
R110
632C
R124
C141
R123
1
0
2L
732C
4
0
2A
V
C231
03
2C
93
4
R
6
34R
734R
0
4
4
R
1
04R
334
R
14
4
R
2
4
4
R
53
4
R
4
0
3B
F
673C
312
R
C224
C138
C404
R410
5
8
3C
573C
C412
4
7
3
C
323PT
3
93C
8
03R
FL402
9
1
2R
9
3
1C
9
5
2
C
C233
3
0
4DZ
4
1
4C
6
14C
1
04DZ
0
1
4
C
6
0
4
C
92
1
C
8
21C
C121
60
1
C
R122
02
1
R
C114
R103
4
0
1
R
1
01T
P
C126
C413
C415
81
4
R
204
D
Z
7
1
4
R
401
P
T
7
0
4
C5
04C
212C
C107
C134
L101
1
12C
412C
5
52C
20
2U
502C
R212
6
52C
C203
C111
50
1
C
101
C
9
1
1C
C113
C136
11
1
R
5
3
1C
C124
331C
C110
C144
C112
21
1
R
50
1
P
T
R315
GND301
304C
70
4R
R252
R251
R409
80
4
R
R411
1
14C
FL401
C204
R238
C206
20
2
C
C210
3
6
2
R
8
12C
C209
0
52R
C143
03
1
C
511C
24
1
C
91
4C
93
2
R
C401
7
0
2
B
F
C433
R264
C420
C402
2
0
4U
544R
C430
VA415
C429
R446
VA416
444R
5
24C
VB201
U101
C427
C428
90
2
L
C118
R105
C258
R237
R265
C422
C241
R228
63
2
R
U204
C423
C424
6
2
4
C
CN403
L208
35
2
C
452C
C229
TP101
R215
TP201
7
22C
8
22C
R108
C131
R102
R136
74
1C
FB101
4
13
C
L303
C359
L306
SW301
C308
02
3
C
L207
FB205
C262
C240
C146
4
01C
71
2
R
R306
403R
L304
FB203
3
2
1
C
23
2
R
4
22R
0
52C
R225
FB206
34
2C
94
2C
C252
C261
8
42C
C247
15
2
C
R266
L204
7
2
2R
R214
R231
622
R
R261
521R
4
9
3
C
31
3
L
R303
41
3
L
Q301
2
1
3
C
C313
5
0
3R
143C
7
5
2
C
0
13C
R218
C221
R223
R222
R220
R206
C226
C239
221C
521C
503
L
0
13
L
L319
C396
C398
C322
103LF
C302
C304
7
1
3
C
C323
61
3
C
7
2
3C
523C
C326
8
4
1C
841
R
731
R
2
0
1
D
L321L322
ANT302
FL403
R267
R268
3
3
2
R
CN203
C306 C392
Q201
R262
FB208
3
0
4P
T
404PT
FL404
50
4
PT
FL405
2
04P
T
103TNA
4
32
R
C260
2
22C
C223
FL201
1
02
C
S
1
03L
5
0
3C
L308
L302 C343
R327
C319
C315
CN101
LG-C300_MAIN_SPFY0229001-1.0_BOT
CN402 (Camera Module socket)
- No Camera
BAT101 (Backup Battery)
-RTC Rest
U402 (Charge Pump)
- No LCD Backlight
CN403(LCD Connector)
- No LCD Display
VB201 (vibrator pad)
- No vibrator
U203 (Charging IC)
- No Charging
U201 (MUIC)
- No Booting- No USB/Serial
Connection
X102 (X-tal 26M)
- No Power On
- No Service
U301 (PAM)
- No Call
ANT302 (Main RF contact pad)
U302 (BT Module)
- No BT Operation
U202 (Audio AMP)
- No Sound
CN201(Battery Connector)
- No Power On
CN401 (Side-key pad)
- No side key Operation
U102 (Memory)
- No Power On
- No Download
U101 (BB IC)
- No Power On
- No Download
- No Display
S201 (µ-SD Connector)
- No µ-SD Operation
J401 (SIM Connector)
- No SIM Operation
U401(Tr. for Key Backlight)
- No Key Backlight