LG KT520 Service Manual page 151

4. TROUBLE SHOOTING
4.19.6 Checking RX I,Q
To verify the RX path you have to check the pk-pk level and the shape of the RX I,Q.
WRX_Q_
N(R206)
Figure 4-35. RF3100, WCDMA Transceiver (Bottom)
LGE Internal Use Only
WRX_Q_ WRX_I_N
P(R207) (R208)
- 152 -
WRX_I_P
(R209)
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