LGE Internal Use Only
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4. TROUBLE SHOOTING
- 99 -
WCDMA
C570
0.01u
L526
3.9nH
C561
22p
12p
C581
C569
15p
C580
47
L527
1.2p
R531
51
100p
C574
IN
OUT
4
EFCH1950TDC1
U503
2
G1
5
G2
3
G3
1
+VPWR
C568
22u
U506
ACMD-7601
ANT
G1
G2
G3
G4
G5
G6
G7
RX
TX
1.8nH
C560
C573
0.1u
4
50OHM
COUP
32
IN
1
OUT
6.2K
R529
1
10
VCC2
4
VMODE
VREF
5
AWT6277R
U505
GND1
3
GND2
6
7
GND3
9
GND4
GND5
11
2
RFIN
RFOUT
8
VCC1
C575
1.8nH
L525
8.2nH
C571
3.9nH
R530
0.01u
WCDMA_2100_TX_OUT
WCDMA_2100
W_VMODE_N
ILNA_OUT
TP1
TP3
TP2
Summary of Contents for KS10
Page 1: ...Date July 2007 Issue 1 0 Service Manual Model KS10 Service Manual KS10 Internal Use Only ...
Page 246: ...Note ...
Page 247: ...Note ...