3. TROUBLE SHOOTING
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Only for training and service purposes
LGE Internal Use Only
Start
Check TP1
If GSM 900, 850 over 31dBm?
If DCS Over 28dBm?
Check TP2.3
If GSM 900, 850(TP2) over 31dBm?
If DCS PCS(TP3) Over 28dBm?
GSM/DCS/PCSTx is OK
Check the other part
Check Tx Module
Check MT6166
Checking TCXO Block
Refer to 3.3