LG LG-D175F - Page 177

5. BLOCK DIAGRAM
- 177 -
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Only for training and service purposes
LGE Internal Use Only
[D175F] Block diagram : RF Main (3G & GSM)
#06/CKPA9%&/#$$)5/A37#&
#06)055
5#9
LNA + Filter
4:
4:
4(A+0
64:
&WCN5#9
)055A4(A+0
4:A)
4:A)
6:A)5/
4:A/$A+0
6:A176
4: .$ +0
24ZA)A)
5#9
24ZA)
964
4:
A
.$
A
+0
5-;

4:A/$A+0
24:A$
4:A.$A+0
4:A/$A+0
24:A$
64:


&WRNGZGT
1RVKQP$
&WCN2#/
PAM Option :
6:
64:A$
W2,4,
5
GSM
quad
W1,2,
5
GSM
quad
W1,2
,8
GSM
quad
WTR26
05
Port
map
B2/B5 B1/B5 B1/B
8
TX2
B4
B2
B2
TX3
6:A176
1
23
64:
64:
64:A$
&WRNGZGT
1RVKQP$
PAM Option :
B1/B8, B2/B5, B1/B5
%2.
B4
B2
B2
TX3
B5
(G850)
B5
(G850)
B8
(G90
0)
RX_LB
1
G900 G900 G850 RX_LB
2
6:A176
52&6A176
52&6A+0
9dB
Atten
2&'6A+0
B4 B1 B1 RX_MB
1
B2 B2 B2 RX_MB
2