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5. Trouble shooting
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
5.14.3 Checking Mobile SW & FEM
H
X
T
M
S
G
E
_
0
5
8
M
S
G
L
L
RF
H
4
1
N
I
P
L
H
L
3
1
N
I
P
1
C
V
2
C
V
X
R
M
S
G
E
_
0
5
8
M
S
G
H
X
T
S
C
P
_
S
C
D
X
R
S
C
P
_
S
C
D
G
R
S
3
0
2
-
2
S
-
H
2
2
-
E
3
0
0
0
E
N
W
Y
0
0
0
6
3
0
1
T
N
A
1
G
2
G
F
R
1
0
6
C
I
N
D
SW600
RSVD2
12
32
GND20
31
GND21
30
GND22
29
GND23
GND24
28
GND25
27
GND3
13
GND4
11
GND5
10
GSM_OUT
9
GND1
15
36
GND16
35
GND17
34
GND18
33
GND19
GND2
14
U600
GND601
5
0
6
C
p
7
4
2
0
6
C
u
1
G
S
M
1
9
0
0
_
R
X
1
G
S
M
1
9
0
0
_
R
X
2
8
G
SM
8
5
0
_
9
0
0
_
T
X
1
5
1
G
S
M
8
5
0
_
R
X
1
G
S
M
8
5
0
_
R
X
2
2
3
G
S
M
9
0
0
_
R
X
1
4
G
S
M
9
0
0
_
R
X
2
V
C
1
1
4
1
3
V
C
2
V
D
D
1
2
A
N
T
7
1
9
G
N
D
1
1
1
G
N
D
2
1
6
G
N
D
3
1
8
G
N
D
4
1
9
G
N
D
5
2
0
G
N
D
6
G
SM
1
8
0
0
_
1
9
0
0
_
T
X
1
0
G
S
M
1
8
0
0
_
R
X
1
5
G
S
M
1
8
0
0
_
R
X
2
6
7
FL600
SFAY0011101
DGM1110M014
H
n
1
4
0
6
L
0
1
6
R
0
GND600
I
N
D
1
1
6
C
VRF_2V85
9
0
6
C
I
N
D
4
0
6
C
p
7
4
9
0
6
R
0
H
n
2
.
2
3
0
6
L
I
N
D
0
0
6
C
1
1
6
R
0
3
0
6
C
p
9
3
p
0
8
1
6
0
6
C
1
0
6
L
H
n
2
1
2
1
6
C
I
N
D
4
1
6
C
1
E
F
2
E
F
TP3_C604 (FE1)
FL600
TP2
TP4_C605 (FE2)
TP5 ~ 8
TP1
EGSM/GSM850
DCS/PCS
FE1
OFF
ON
FE2
OFF
OFF
Table 2. FEM RX Control Logic
Figure 8. Mobile SW & FEM Circuit
Figure 9. Mobile SW & FEM
Mobile SW & FEM Circuit Diagram
Checking Points
TP1
TP2
TP4
TP3
Содержание KP500
Страница 1: ...Service Manual Model KP500 Service Manual KP500 Date October 2008 Issue 1 0 Internal Use Only ...
Страница 119: ... 120 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes ...
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Страница 147: ...LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 148 ...
Страница 169: ...Note ...
Страница 170: ...Note ...