lowrance gps module not responding troubleshooting tips:
The GPS module not responding (early GPS products may also indicate coupler not responding) indicates that the unit and module are no longer communicating. This may be caused by a number of factors.
toubleshooting tips :GPS Module Not Responding for lowrance gps LGC-1 / EGC-1
The error message of “coupler Not Responding” is also possible with these units. Troubleshooting is similar
* Ensure proper power is supplied to the unit for operation.
* Check and clean connections between the …