System data troubleshooting

Aspects of the installation can cause problems with the data shared between connected equipment. Such problems, their possible causes and solutions are described here.

Instrument, engine or other system data is unavailable at all displays:

Possible causes

TroubleshootingSystem data

Possible solutions

Data is not being received at the display:

Check the data bus (e.g. SeaTalk NG) wiring and connections.

Data source (e.g. instrument display or engine interface) is not operating:

Check the overall integrity of the data bus (e.g. SeaTalk NG) wiring.

Software mismatch between equipment may prevent communication:

If available refer to the reference guide for the data bus (e.g. SeaTalk NG reference manual).

Instrument or other system data is missing from some but not all displays:

Possible causes

Possible solutions

Network problem.

  • Check that all required equipment is connected to the network.

  • Check the status of the Raymarine network Switch.

  • Check that SeaTalk NG / RayNet cables are free from damage.

Software mismatch between equipment may prevent communication.

Contact Raymarine technical support.

Position data is not displayed on VHF radio:

Possible causes

Possible solutions

VHF radio NMEA 0183 input not isolated / incorrect polarity
  • Check that the radio has an Isolated NMEA 0183 input.
  • Check polarity of NMEA 0183 wires.