BB Troubleshooting and Tuning Guide
3. From the Testing menu, select GPS Control. This opens up
figure below, and enables the GPS.
Select Idle to confirm the GPS is enabled and is in idle mode; at this point all clocks should be present,
GPS_En_Reset & SleepX should be high, and Vdd_Dig, Vcc_TCXO & Vcc_PLL/VCO will be present.
Receiver On turns on all RF sections of the ASIC and so all LDOs will be on. These checks are part of
Basic Checks Troubleshooting Flow (page
Quick Test window
Quick Test window has all the necessary functionality for GPS troubleshooting. Ensure the test setup is
correct and click Start Test. (Select Help for further information).
This test will perform 3 tests in one; Self Test, Oscillator Test and CW Test, and will provide a Pass/Fail response.
It also contains a Receiver On button. These checks are part of
Figure 19 GPS Control dialog box
Copyright © 2007 Nokia. All rights reserved.
GPS Control dialogue box, as shown in the
GPS failure troubleshooting (page
Page 3 –35