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LGE Internal Use Only
Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4. TROUBLE SHOOTING
2.2K
R1006
U1002
31
30
29
44
43
42
41
40
39
38
73
63
53
16
15
41
31
21
11
01
34
33
32
17
9
18
8
19
7
20
6
21
5
22
4
32
3
42
2
52
62
72
82
1 DCS_PCS_IN
11
D
N
G
01
D
N
G
9
D
N
G
8
D
N
G
GND1
7
D
N
G
GSM_IN
6
D
N
G
VAPC
GND5
VBATT
GND4
BS2
GND3
BS1
GND2
_TXEN
ANT
E
D
O
M
WCDMA3
PGND4
PGND5
PGND6
P
M
ET
4
X
R
3
X
R
2
X
R
1
X
R
WCDMA1
WCDMA2
7
D
N
G
P
8
D
N
G
P
9
D
N
G
P
PGND10
PGND11
PGND12
PGND13
PGND14
PGND15
PGND16
PGND1
PGND2
PGND3
39p
C1024
03
1
4
R
47
R6
03
1
5
R
R1005
0.75p
18n
L1004
+VPWR_RF
C1043
10u
75
R7
ANT1003
L11
DNI
19
61
R
C1045
1n
1n
C1047
ANT1002
C1003
15p
100p
C1007
33p
C1005
1n
C1048
C1051
1n
C1009
8.2n
19
51
R
47p
C1044
SW1001
4
3
2
1
ANT
COMMON
G3
G4
R1004
3.3n
ANT_SEL1
ANT_SEL2
ANT_SEL0
ANT_SEL3
GSM_PA_RAMP
GND
DCS_PCS_TX
GSM_TX
0603
2mm
11dB
7dB
GSM850(824-849MHz)
80
61
GSM900(880-915MHz)
PCS(1850-1910 MHz)
DCS(1710-1785 MHz)
0603
TP1
TP3
Schematic of GSM/DCS/PCS Tx Block
TP2
Содержание LG-P500
Страница 1: ...Service Manual Model LG P500 Internal Use Only Service Manual LG P500 Date September 2010 Issue 1 0 ...
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