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C500
0
ANT500
L502
C502
1p
NA
ANT501
ANT_SEL0
ANT_SEL1
ANT_SEL2
VREG_RFR_2.85V
C519
47p
WCDMA_2100
ACMD-7601
U506
RX
TX
C581
12p
TP3
ILNA_OUT
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
SW500
KMS-512
C501
56p
G2 RF
ANT G1
L504
56nH
C509
C510
C511
47p
47p
47p
L514
7.5nH
C520
0.1u
C568
C570
C571
22u
0.01u
0.01u
C575
GND2
R530
1.8nH
6
GND3
3.9nH
7
RFOUT
8
GND4
9
VCC2
10
1.2p
GND5
11
L527
AWT6277R
47
C580
C586
1.2p
VREG_RFR_2.85V
BIAS
TP4
FL501
B7827
2
3
G1
1
IN
G2
5
4
L530
2.2nH
4. TROUBLE SHOOTING
TP1
ESHS-L090UB
FL500
7
1
GND1
EGSM_RX1
9
2
GND2
EGSM_RX2
11
3
GND3
DCS_RX1
13
4
GND4
DCS_RX2
18
5
GND5
PCS_RX1
20
6
GND6
PCS_RX2
17
8
VC1
DCS_PCS_TX
15
10
VC2
EGSM_TX
14
19
VC3
UMTS_TX_RX
C573
C574
0.1u
100p
VREF
5
VMODE
4
GND1
3
RFIN
2
VCC1
1
U505
ILNA_OUT
C587
680p
C594
C595
0.1u
10p
C598
C599
0.1u
100p
O1
L529
33nH
O2
- 101 -
C507 1.5nH
WCDMA_2100
C512
C513
NA
NA
TP2
VOPS VRMS
HDET1
ADL5500 U504
C572
1500p
13
49
PLNA_OUT
PGND
14
48
ILNA_OUT
GLNA_BIAS
15
47
PLNA_BIAS
GLNA_IN
16
46
PLNA_IN
R_BIAS
17
45
ILNA_BIAS
VDDA8
18
44
ILNA_IN
SBST
19
43
VDDRF3
SBDT
20
42
RX_IP
(1%)
SBCK
21
41
RX_IM
VDDM
22
40
RX_QP
GRX_IP
23
39
RX_QM
GRX_IM
24
38
VDDA2
GRX_QP
37
GRX_QM
10
R535
RX0_Q_M
CP2_OUT
RX0_Q_P
C800
RX0_I_M
100p
RX0_I_P
IMT_RX_P
L528
2.7nH
L531
2.7nH
IMT_RX_M
LGE Internal Use Only
C585
100p
R532
11.3K
C592
C593
100p
4.7u
C597
100p
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