- 88 -
1
B
900
IN CASE OF GSM850/PCS1900
7
C
D
1
9
(50V,J,NP0)
TO PART_NO SFSB0001301
5
PART_NO SFSB0001401
3
(50V,J,NP0)
4
2
(50V,J,NP0)
2.7K
7
(2012)
27K
(16V,K,X7R)
6
A
5
A
850
BAND_DETECT
3
4
(10V,Z,Y5V)
C
CHANGE THIS DUAL SAW FILTER
D
6
2
E
8
10
C410
39p
33p
ANT402
C405
5.1nH
L405
1p
C407
R405
1K
39p
C409
L401
39p
4.7nH
C406
C411
I1
1
I2
4
9
O1_1
O1_2
8
O2_1
7
O2_2
6
18p
B9308
FL401
2
G1
3
G2
5
G3
10
G4
C414
3p
C416
ANT401
21
PGND
TX_EN
4
1
VBATT
VLOGIC
2
3
VRAMP
3p
11
ANT
5
BS
DCS_IN
19
6
DCS_RX
GND1
8
9
GND2
10
GND3
GND4
12
13
GND5
GND6
14
15
GND7
GND8
16
GND9
20
GSM_IN
17
7
GSM_RX
NC
18
SKY77518
U401
3.3nH
L402
C404
0.01u
18nH
VBAT
39p
L404
C408
C402
1p
12p
C403
NA
C413
R406
1p
3p
L403
C412
C401
39nH
RF
10u
SW401
RF500
ANT
G1
G2
3p
C415
VLOGIC
DEFAULT_BANDSEL
DCS_PCS_OUT
GSM_OUT
GSM_RXN
GSM_RXP
DCS_RXN
DCS_RXP
BS
TXON_PA
TX_RAMP
7. CIRCUIT DIAGRAM
LGE Internal Use Only
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Only for training and service purposes