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Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
4. TROUBLE SHOOTING
ͽͶ͑ͺΟΥΖΣΟΒΝ͑ΆΤΖ͑ΟΝΪ
4. TROUBLE SHOOTING
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Figure 4.2 Power block of LG-A133
CIRCUIT
TP1
TP2
TP10
TP9
TP8
TP7
TP6
TP5
TP4
TP3
33u
C106
18p
C138
5.6K
R116
220n
C137
R115
3.9K
VRTC
VBAT_RF2
220n
C135
C134
0.1u
VDDXO
C131
0.1u
L102
3.3u
C127
1u
VBAT
P2
N1
R15
M2
T15
N3
M11
M1
M10
L1
N11
K2
R11
K3
T11
N12
6
K
5
T
6
R
7
M
4
T
6
M
6
L
0
1
L
5
1
C
5
1
F
0
1
H
3
1
G
9
M
7
L
2
1
F
8
P
2
1
E
4
1
G
6
1
R
2
1
A
2
1
B
1
1
E
3
1
H
2
1
G
3
1
A
0
1
J
3
1
F
4
1
F
5
1
P
4
1
P
8
G
8
K
9
J
9
H
8
F
9
T
0
1
P
5
R
7
K
9
G
8
N
6
1
P
4
1
L
7
R
7
T
6
T
7
P
1
D
S_
D
D
V
BF
_1
D
S
1
D
S_
S
S
V
W
S_
1
D
S
S
M
S
S
V
P
ST
A
B
V
U
M
P_
T
A
B
V
1
OI
D
D
V
2
OI
D
D
V
U
B
E_
D
D
V
U
M
P
V
U
M
P_
S
S
V
1
E
R
O
C_
S
S
V
2
E
R
O
C_
S
S
V
3
E
R
O
C_
S
S
V
E
R
O
C
V
E
R
O
C
D
D
V
P
C8
V1
D
D
V
R
SL
S
S
V
X
RT
S
S
V
X
R
S
S
V
18
V1
D
D
V
P
M
A
R
V
GI
D_
S
S
V
S
M
D
D
V
O
X
D
D
V
C
DT
D
D
V
D
M
M
D
D
V
G
E
N
D
D
V
T
A
B
V
O
C
D
S
S
V
X
U
A
V
O
X
S
S
V
C
M
M
V
B
S
U
V
2F
R
D
D
V
1F
R
V
OL
_
S
S
V
F
R
S
S
V
CT
R
V
N
E
S
N
E
S
P
E
S
N
E
S
G
H
C
D
D
V
S
C
B
S
C
G
H
C
V
T
N
H
S
V
M0
M1
A_D0
M2
A_D1
VDD_FMR
A_D2
FMRIN
A_D3
FMRINX
A_D4
CP1
A_D5
CP2
A_D6
Q101
1
2
3
0.1u
C125
VDDRF2
VBAT
VBAT
VPMU
47n
C123
C122
470n
47n
C121
VBAT
4.7n
C120
VPMU
1V8_VDD
470n
C119
VBAT_RF2
470n
C118
C115
2.2u
VDDXO
VBAT
100K
R108
VDDMS
VRF1
1u
C113
VAUX
VAUX
C110
0.1u
VRF1
1V8_VDD
VMMC
22u
C136
VCORE
470
R106
VMMC
VDDTDC
VDDRF2
1V8_VDD
1V8_VDD
C105
0.1u
VDDTDC
1V8_VDD
1V8_VDD
VDDTRX
VUSB
1V8_VDD
VDDMS
1V8_VDD
VCORE
R102
0
75
J1
N
S0
57
B
B5
1
ML
B
FB101
VBAT
1V8_VDD
VUSB
1V8_VDD
1V8_VDD
C101
2.2u
C150
0.1u
C112
3.3n
C124
4.7n
AD00
AD01
AD02
AD03
AD04
AD05
AD06
LDO_OUT
BAT_TEMP
LCD_ID
FM_ANT
TX_RAMP
VDD_EBU
PIN N8
PIN K7
DBB SUPPLIES
ABB SUPPLIES
PIN_G13
PIN_G14
PIN_E11
PIN_B12
PIN G9
PIN R5
PIN P10
PIN P16
PIN P14
VBAT_PMU
(10V)
(10V,L_ESR,2012)
RF SUPPLIES (CLEAN GND)
PIN P8
PIN L7
PIN M9
PIN K8
PMU SUPPLIES
RF SUPPLIES (DIRTY GND)
PIN_B14
PIN_H13
VDD_IO1
VDD1V8CP
(1%)
VBATSP
VDD_IO2
(10V)
Speaker Supply
Seperate and shield
PIN_H10
(10V)
(6.3V)
Figure 4.2 Power block of LG-A130
TP7
TP9
TP10
TP8
TP2 TP5 TP6 TP4 TP1
TP
Содержание LG-A130
Страница 1: ...Service Manual Model LG A130 Internal Use Only Service Manual LG A130 Date July 2010 Issue 1 0 ...
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