START
Rx TEST SETUP(HHP)
- Test Channel : 384
E5515C Setup
- CH : 384
- Sector Power : -30 dBm
Spectrum Analyzer Setting
Oscilloscope Setting
1. Check
PMIC Circuit
2. Check
VCTCXO Circuit
3. Check
Rx VCO
5. Check
Duplexer
Mobile SW
6. Check
Rx I/Q data
Re-download SW, CAL
2.1.1 When Rx Power isn’t enough
Checking Flow
Test Point
Figure 2.1.1
2.1 Rx Part Trouble
1
2
3
4
5
PMIC Part
VCTCXO
RFR6000
Duplexer
4. Check
Control Signal
CHAPTER 2. Trouble Shooting
CHAPTER 2. Trouble Shooting
10
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Summary of Contents for LG-MC2670
Page 17: ...LG MC26 70 DCN Mode Graph 2 1 2 1763 04MHz DCN384 14 Z 3 X B O X C O M ...
Page 21: ...LG MC2670 Waveform DP101 Pin 5 Graph 2 1 4 c DP101 Pin 8 Graph 2 1 4 b 18 Z 3 X B O X C O M ...
Page 32: ...LG MC2670 Circuit Diagram 29 Z 3 X B O X C O M ...
Page 55: ...LG MC2670 Appendix Z 3 X B O X C O M ...
Page 56: ...Z 3 X B O X C O M ...
Page 58: ...Z 3 X B O X C O M TX Line RX Line Local Line RD2670 ...
Page 59: ...Z 3 X B O X C O M TX Line RX Line MIC Line SPK Line RD2670 ...
Page 60: ...Z 3 X B O X C O M RD2670 ...
Page 61: ...Z 3 X B O X C O M SPK Line MIC Line RD2670 ...
Page 65: ...Description LG Part No Q ty MAIN PCB SPFY0083001 1 2 PCB Z 3 X B O X C O M ...