SC-50 DELAY

hi everyone
I have some trouble with the Furuno Sc-50 GPS Compass.
the info that the GPS give me in the Display and the ChartPlotter is 10 sec
delay for the real information of the ship. (ROT , HDT, VTG)

Other equipment in the shipp, give me inmediatly ROT, when the shipp RoT
Specs:
The antenna is 30/40 cm upside from the radar line
The ChartPlotter is Ceact 2.610 in output com 1 - 9600bps from Sc-50, Com in port 4 in PC
the battery supply is 24v


Can any one help me??

Marcelo-
Your question is probably beyond the scope of this forum.

If you are in the USA or Canada please contact our deep sea department at
fusa.deepsea@furuno.com

If you are outside of our territory please contact your local Furuno distributor.