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Confirm that the POE Box is plugged into a standard 120 or 220 VAC outlet and No Power that the small green LED on the POE Box is illuminated. Check that the Sonar- to-Surface cable is plugged into the SONAR J1 port on the POE Box. In addition to the connections described above, verify that you have a good Improperly connected cable between the computer Ethernet port and the PC J2 port on the POE Box.
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Shut down any other computers or services that are consuming the Ethernet Ethernet congestion network bandwidth When your sonar pings, it must wait for the echo to return from a distant Range settings object; long range settings directly cause slow updates. Reduce the Range Stop distance to increase the update rate.
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P450-45 P450-90 P450-130 P900-45 P900-90 P900-130 P900/2250-45 Sonar Field-of- 45º 90º 130º 45º 90º 130º 45º View 100m (328 ft.) @ 900kHz 300m 300m 300m 100m 100m 100m Max. Range 8m (26.2 ft.) @ (984 ft.) (984 ft.) (984 ft.) (328 ft.) (328 ft.) (328 ft.)