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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
Set the phone Tx is On and PDM is 90
Check TP4 Over 21 dBm?
Check TP1 Over -3 dBm?
RF Tx Level is OK
No
No
No
Yes
Yes
Yes
Change the board
Check TP2
MMPA
≥
2.6V
Check TP3
PA _R0
≤
0.5V
Check MDM9615M
Check WTR1605L