A "No Sync Signal" error on a JRC (Japan Radio Co.) radar typically indicates a communication failure between the display unit and the antenna/transceiver. This often prevents the system from synchronizing the scanner's position with the display sweep. Common Causes & Solutions Marine RADAR Repair, Service, and Maintenance | SEANAV
This article is for informational purposes. Always refer to the official JRC service manual for your specific radar model (JMA-6100/7100/9100/9170/NXT/NX series) before performing repairs. no sync signal jrc radar
: Verify if the antenna is physically rotating. If it isn't, the issue is likely the motor, relay circuit, or power supply. A "No Sync Signal" error on a JRC (Japan Radio Co