LG MX8550, Service Manual

Page: 28 / 190

- 27/148 - LG Electronics Inc.
M X8550
[Figure 1-1] RF Block Diagram of VX8550
D
P
100
F
105
D
P
101
U
104
F
102
F
101
U
110
U
111
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107
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103
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w
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sor
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gpsOne
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uetooth
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Dig ita lI /O s
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rsity
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ref
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ref
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ver
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it
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n
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tenna
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conne
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conne
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DC
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BP
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DC
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PCS
DC
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ref
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for CD
M
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for
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M
A
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for GPS
Ref
.
SBI
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ol
SBI
Contr
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Tx
_
I
Tx
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Rx
0
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I
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0_
Q
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1_
I
Rx
1_
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Coupl
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GPS
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AW
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6320
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B
9003
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6
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A
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8800
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L
M
V
228
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L
X
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D
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7637
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BP
F
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L
M
1106
-T
R
1
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AR-
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6
K
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-
1
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9600
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4
L
Y
SF
14
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M
5UB
02
K
T
22
P
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9
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M
-T
TC
7
S
Z
0
4
FU
Dual P
A
M
Logic
Device
VX
8550
RF Part
Block Diagram
CP
0402
A
1880
E
N
T
R
CP
0402
A
1880
E
N
T
R
NC
Di
rect
ly
co
n
n
ec
te
d
t
o
SF
14
-1575
M
5UB
02
NC NC
Hig
h
Ef
fi
cie
n
cy
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