BB Troubleshooting and Tuning Guide
GPS layout and basic test points
Figure 20 GPS layout and basic test points
VBat, ASIC internal LDO voltages, and clocks are available as shown in figure above. In addition to these, the
following GPS signals are available on the test points:
• GPS_En_Reset – J6206
• U2Tx – J6209 (Activity on this pin indicates the GPS is operating.)
• IO_INT_U1CLK – J6207
• IO_TIMESTAMP_DATRDY – J6208
• SleepX – J2802
• Sleep Clk (RTC) – J2217
GPS settings for Phoenix
Use the following to test GPS using Phoenix.
1. Start Phoenix service software.
2. From the File menu, select Scan Product and check that the correct product version is displayed.
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