LG -MC2670 Service Manual page 22

LG-MC2670
2.1.7 Checking Rx I/Q data
Test Point
Waveform
U106. 31 (Rx_I_P)
U106. 33 (Rx_Q_P)
Graph 2.1.5(a)
Checking Flow
Check U106 Pin 25, 26, 27, 28
Check if there is
Any Major Difference
◆ Refer to Graph 4-5(a,b)
No
Similar?
Yes
Redownload the
Software Calibrate
19
U106. 31 (Rx_I_M)
U106. 30 (Rx_I_P)
U106. 33 (Rx_Q_M)
U106. 34 (Rx_Q_P)
Figure 2.1.7
U106. 30 (Rx_I_M)
U106. 34 (Rx_Q_M)
Graph 2.1.5(b)
Replace U106