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LGE Internal Use Only
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4. TROUBLE SHOOTING
CHECKING FLOW
Table 4.2.2
Check TP4,5,6
Check whether Ant SW
Set as RX mode
i
Refer to Table 4.2.2
Yes
Check SW500 Pin ANT,RF
with RF Cable connected.
Open
Yes
Changing SW500
Check SW500 Pin ANT,RF
with No RF Cable Connected
Short
Yes
Changing SW500
For these 2 test case,
No Call connection is needed
No
No
Changing the Board.
Ant SW & Mobile SW is OK
See next Page to check
Rx I/Q Signal
No
For this RF Level test case,
RX Stand alone Mode is needed refer to
chapter 10
Check TP4,5,6