No Sync Signal Jrc Radar

Troubleshooting the "No Sync Signal" Error on JRC Radars The error (often appearing as "TXRX(AZI) Error" on newer models) is a common hurdle for mariners using JRC Marine Radar systems. This error indicates that the display unit is not receiving critical timing or rotation data from the scanner, effectively "blinding" your navigation. Immediate Causes & Quick Fixes

Modern JRC radars allow you to set rotation speed (24, 36, 48 RPM) via software. If the scanner is physically rotating at 24 RPM but the display is set to SCAN SPEED: 48 RPM , the sync timing will be rejected as invalid, triggering the alarm. no sync signal jrc radar

: The scanner motor may not be rotating, or the encoder (azimuth signal generator) is failing to send rotational data back to the processor. Troubleshooting the "No Sync Signal" Error on JRC

: Check the main installation cable for damage, corrosion, or loose pins, specifically at connector J301 (in the CAE-529-1 unit) or J1002/J1003 (in the CBD-1783 unit). If the scanner is physically rotating at 24