3. TROUBLE SHOOTING
- 55 -
Copyright © 2013 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
3.5.1.1 Checking RF signal path (SW)
U1001
TP1
L1001
1n
20
21
19
15
18
14
16
17
13
GND11
GND14
GND13
GND12
RX
1
AN
T
SPDT_IN
SPDT_OU
T
RX
2
SW1002
4
3
2
1
ANT
COMMON
G3
G4
C1002
100n
TP1
TOP