10.2 | GNSS & Position Issues
| Issue | Possible Cause | Recommended Action |
|---|---|---|
| No GNSS position detected | Receiver not powered | Verify GNSS receiver power and startup |
| No GNSS position detected | Incorrect serial/NMEA configuration | Verify NMEA output settings and baud rate |
| Poor accuracy or drifting | Low correction quality | Verify RTK/DGNSS correction status |
| Poor accuracy or drifting |