Power up troubleshooting

Blown fuse / tripped breaker

1. Check condition of the SeaTalk NG backbone power connection 5 A fuse and, if applicable, distribution panel breaker; replace if necessary.

2. If the fuse keeps blowing, check for cable damage, broken connector pins, or incorrect wiring.

Poor / damaged / insecure power supply cable / connections

1. Check the vessel’s battery voltage and the condition of the battery terminals and power supply cables, ensuring connections are secure, clean and free from corrosion. Replace if necessary.

2. Check the SeaTalk NG power cable and power supply connection for signs of damage or corrosion, and replace if necessary.

3. Check the SeaTalk NG backbone cabling and connectors for signs of damage or corrosion, and replace if necessary.

4. Check the SeaTalk NG power, backbone and product spur cable connectors are correctly orientated, fully inserted into the spur connectors, and in the locked position.

5. With the product turned on, try flexing the product’s spur cable near to the product’s connector to see if this causes the product to restart or lose power. Replace if necessary.

6. With the product under load, using a multi-meter, check for high voltage drop across all connectors / fuses etc, and replace if necessary.

Incorrect power connection

1. The power supply may be wired incorrectly; ensure that the SeaTalk NG power connection instructions have been followed and that the backbone has only one single source of 12 V dc power.

Power supply and connection

1. Refer to ‘Product does not turn on or keeps turning off’ information above.

Software corruption

1. In the unlikely event that the product’s software has become corrupted, try downloading and installing the latest software from the Raymarine website. Refer to your MFD/Chartplotter operation instructions for details on updating software for SeaTalk NG devices.

2. Consider contacting your local dealer or Raymarine® Product Support. For Raymarine® Product Support contact details, refer to the following section: Raymarine product support and servicing