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WCDMA
WCDMA_2100
ACMD-7601
U506
RX
TX
C581
12p
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
TP1
C560
+VPWR
C568
C570
22u
0.01u
R530
3.9nH
1.2p
L527
4. TROUBLE SHOOTING
C561
U503
1.8nH
EFCH1950TDC1
3
22p
G3
4
1
OUT
IN
G2
G1
5
2
L525
L526
8.2nH
3.9nH
C571
0.01u
C575
GND2
VREF
6
5
1.8nH
GND3
VMODE
7
4
RFOUT
GND1
8
3
GND4
RFIN
9
2
VCC2
VCC1
10
1
GND5
11
AWT6277R
U505
TP3
47
C580
- 99 -
WCDMA_2100_TX_OUT
R529
6.2K
W_VMODE_N
C569
15p
C573
C574
0.1u
100p
TP2
ILNA_OUT
LGE Internal Use Only
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