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P/N 1389990 Rev B (ECN 32099)
82
Spread Spectrum Installation Guide
Problem
Cause
Fix
FieldNET RTUs cannot
mesh with Base RTU,
unable to send command
from web portal to pivot
RTUs or all pivot RTUs
show
“NO
COMMUNICATION” on
the Communication page
of the web portal
Incorrect hop pattern
Power off Base RTU,
correct hop pattern and
verify that switch 4 is in
the leftmost “ON” position
Loose antenna or cable
Tighten antennas and
cables
Antenna alignment
Correct antenna
alignment and check
signal strength
Poor signal strength
Check signal strength on
pivot RTUs to verify,
install higher gain
antennas or increase
height of antennas.