radar only showing noise/fuzz

miked

New member
hi. i have a furuno vx2 rd-149 with a 1834c radar connected. i just replaces the plotter unit due to my screen going bad ( had a spare unit) and im having trouble getting my radar to work. the radar transmits. i can see it spinning on the screen and can hear it turning in the unit. no error codes. problem is, i cant see any targets. all get is fuzz/noise. any ideas?
 
Do you have the correct antenna type set? That gets missed a lot when swapping displays.
If you do have the setting correct then set gain to 100, sea and rain to 0, if all you see if fuzz, it is a good indication that the magnetron and/or modulator has failed. You could also contact a dealer or send it to your local Furuno service center for evaluation/repair.
 
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