Ag Leader PF3000Pro Harvest & Application Operators Manual - Manual (Page 261)

PF3000 Pro Troubleshooting
Ag Leader Technology All Modes
July 2003 6-19
Problem Cause Solution
Near dusk the GPS loses
differential or switches
erratically from beacon
to beacon for about one
half-hour.
•
Changes in
atmospheric
properties near dusk
affect signal quality
and can induce
skipping of signals
that usually can not
be received.
•
Set unit in Manual Mode on the BEACON
OPTIONS screen to help keep the correction the
user receivers more consistent. This is an
operational characteristic that can not be
eliminated.
When the lights on a
vehicle, specifically the
combine, are turned on
the SNR value drops
considerably or
differential correction is
lost completely
•
The load on he
electrical system has
increased and noise
has been introduced
into the system.
•
Check the alternator to see whether it is in
satisfactory condition and whether its capacity is
correct for the loads it must carry.
Monitor dims when
using external power
source for PF3000 Pro.
•
External power
source for PF3000
Pro does not provide
enough power.
•
New external power source is available to
support the integrated GPS to PF3000 pro.