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LG KS360 - Page 94

LG KS360
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LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
5. Trouble shooting
- 95 -
Check TP10 of CN600
with RF Cable and TP9 of C631
TP10 Signal
same as TP9?
Replace Mobile SW
(SW401)
Yes
N
o
Yes
Mobile SW & FEM is OK.
Check Antenna.
Check PMB8888
Control Signal is
OK
?
No
Yes
Check TP1, TP2 of U600
?
Replace FEM (U600)
TP5~8 Signal is
OK
?
No
Yes
EGSM RX
ANT SW1
ANT SW2
Mobile SW FEM Control Signals

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