Knowledge Base / PCIe-GPS will not lock to GPS satellites

PCIe-GPS will not lock to GPS satellites

GPS lock issues are usually antenna type or placement. PCIe-GPS requires a pre-amplified antenna.

Applies to: PCIe
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Symptoms

Symptoms vary by configuration and environment.

Causes
Suggested solutions or troubleshooting steps
  1. If applicable, verify GPS-related settings in the device interface, otherwise focus on antenna placement, cabling, and signal path checks.
  2. Check inputs, cabling, and network connectivity.
  3. Restart and re-test after each change to isolate the cause.
Fix
  1. Use the supplied pre-amplified antenna. A passive antenna can damage the receiver module.
  2. Place the antenna with unobstructed sky view and allow time for first fix.
  3. Inspect coax and connectors for damage or shorts.
Related articles

GPS/GNSS Antenna Placement and Environmental Limitations

Article ID: PCIe-GPS-003
KB Version: