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Copyright © 2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
9. PCB LAYOUT
D
R
K
A
B
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G
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P
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T
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K
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Y
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A
D
A
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F
A
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F
G
H
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K
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3
3
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1
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C
4
E
D
C
B
16
1
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E
5
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N
M
L
B
A
4
1
B
C
D
H
G
F
E
J
4
1
1
9
2
3
C
C308
R1019
C320
R220
R1020
C331
C327
C307
C309
C306
C323
C305
C311
C322
C321
3
3
3
C
C335
9
0
7
C
C700
1
0
7
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SC1011
4
0
3
R
0
0
6
B
F
2
1
2
R
R231
R232
9
3
4
C
L404
2
3
3
C
8
7
4
C
C413
C715
4
2
4
R
L402
C412
L403
C411
C415
L400
5
9
4
R
9
6
4
C
SC1017
U402
7
1
4
C
2
3
4
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ZD400
C403
C494
0
7
4
C
4
6
4
C
0
3
4
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C480
R492
SC1016
3
0
8
C
0
0
8
M
SC1010
5
1
2
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6
0
9
B
F
5
0
8
R
6
0
9
C
4
0
2
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0
1
2
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5
0
0
1
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S
6
0
0
1
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S
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9
3
2
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C713
R700
R720
R721
3
0
7
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C340
C326
X200
C423
1
1
6
L
F
TP204
TP403
TP401
C209
C208
C603
C602
C604
C605
C600
C1120 C1115
BAT400
R724
C711
U702
C712
U700
5
0
7
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3
2
7
R
7
0
7
C
0
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5
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3
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8
2
3
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0
3
3
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2
1
3
C
9
1
2
R
1
0
2
U
Q400
R717
ZD603
C612
FL609
7
0
6
C
5
1
3
C
6
3
3
C
4
3
3
C
R240
1
2
2
R
0
1
7
C
SC1009
1
0
7
U
8
1
2
R
9
1
3
C
8
3
3
C
8
1
3
C
2
0
2
U
R420
C610
2
0
6
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Z
C608
C609
R601
ZD600
1
1
6
C
4
0
6
D
Z
6
1
3
C
6
1
2
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1
0
4
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F
3
2
4
R
9
3
3
C
R417
R415
TP211
C303
C213
4
2
3
C
1
0
6
D
Z
R718
4
2
2
R
C714
C302
R600
R719
3
0
7
U
6
2
2
R
C300
3
2
2
R
R225
C304
C337
C211
R228
C210
R235
TP210
0
1
3
C
C468
3
1
3
C
C317
C314
C325
R230
4
9
4
R
C465
VA200
3
4
4
C
VA201
VA202
4
0
4
U
5
3
4
C
0
4
4
C
6
6
4
C
L401
8
3
4
C
0
0
2
Q
2
2
7
R
R217
0
0
4
C
7
2
4
R
C462
C479
R431
C441
C436
2
4
4
C
7
3
4
C
SC1018
1
3
4
C
C414
R413
R411
C401
R412
C410
1
0
4
U
R414
9
2
4
C
C473
C405
9
5
4
C
5
4
4
C
C444
R426
4
2
4
C
8
8
4
C
1
2
4
C
0
3
4
C
7
7
4
C
9
8
4
R
6
9
4
R
1
9
4
R
5
9
4
C
C433
6
7
4
C
0
9
4
C
6
8
4
R
9
1
4
R
9
1
4
C
8
1
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2
3
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0
2
4
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R490
6
0
9
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F
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2
4
C
1
0
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X
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4
4
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0
5
4
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3
6
4
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C493
6
4
4
C
7
6
4
C
U403
6
1
4
C
3
8
4
R
2
2
4
R
5
7
4
C
1
2
4
R
2
5
4
C
PT401
6
5
4
C
4
8
4
R
4
3
4
C
R433
C491
1
0
8
R
0
0
8
R
C460
8
5
4
C
2
0
2
C
0
0
4
L
F
0
0
4
X
PT400
7
5
4
C
C449
C451
C471
C448
8
2
4
R
C472
C455
C425
5
0
2
C
C206
C454
C207
C461
R429
C428
1
0
2
C
4
7
4
C
0
0
4
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C453
R810
2
1
8
R
C816
9
0
8
C
C817
1
1
8
R
C807
R809
C806
L902
C808
L901
ZD401
R402
9
0
4
R
7
9
4
R
FB800
0
0
2
U
FB901
5
0
8
C
2
0
8
C
9
1
8
C
8
1
8
C
0
0
9
L
4
0
8
C
C801
FB801
R907
C800
R906
FB905
0
0
2
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4
0
2
C
3
0
2
C
3
0
2
R
8
0
2
R
4
1
2
R
C814
U800
8
0
9
C
C402
C404
R808
L903
R807
C909
C1121
9
0
9
D
ZD900
C1119
C815
6
0
8
R
7
0
9
C
6
1
1
1
C
2
0
2
R
SC1004
7
0
2
R
6
0
2
R
1
0
2
R
5
0
2
R
0
0
2
R
U400
9
1
0
1
C
S
5
1
0
1
C
S
9. PCB LAYOUT
LG-E730_MAIN_EAX64266401_1.0_TOP
U202:POP memory(Top)
- No booting
U201: DBB(TOP)
- No booting
- No Power On
- No Servive
X200: 26Mhz X-tal
- no service
U701: motor LDO
- No vibration
BAT400: Backupbattery.
- No Service
U702: compass IC
- No compass
U700: motor IC
- Vibration
U703: accerlation IC
- No accerlation
U401: MUIC
- No Power On
- No Booting
U400: OTP IC
- No Booting
- No USB
X401: 32.768Mhz X-tal
- No Power On
- No Booting
X400: 19.2Mhz X-tal
- No Power On
- No Booting
U800: Headset detect
- No Ear-mic
M800: Audio system
- No sound
U200: EMMC memory
- No booting
- No Service
U403: PMIC
- No Booting
- No Power On
- No Service