FS1503 self test



My tug boat customer is complaining the self test displays "R noGood" I injected -100dbm rf across the band and found the receiver to meet minimum spec. What can be done to discover why the self test is saying the receiver has failed???
You should contact your local Furuno dealer about this error. We do not walk general customers through service manual or highly technical issues. If you are a dealer please note; this Forum is for customer level support. Dealers are welcome to contribute and answer questions. For dealer support, please contact us or your local distributor directly.