Service manual

4. TROUBLE SHOOTING
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Copyright © 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
4.5.1Checking TCXO Block
Refer to 4.3
4.5.2. Checking FEM Block
4.5.3. Checking RF TX Level
Refer to 4.4
Test Point (TX Level)
TP4
TP3
TP2
TP1