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Ag Leader EZ-Guide Plus Getting Started Guide User Manual

Page 62

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60 Troubleshooting

EZ-Guide Plus Lightbar Guidance System Getting Started Guide

FEW SATELLITES

message flashes on
screen

Part of the sky is blocked
from the view of the
antenna.
When you power on the
receiver, it may take 1-2
minutes to acquire
enough satellites.

Move to a location where you have a clear view of the sky.
Make sure that the antenna is not obstructed.

INVALID GPS

message flashes on
screen

The external GPS receiver
is not outputting NMEA
GGA messages.

Configure the receiver to output NMEA GGA and VTG at
5 Hz, 38400, 8N1.

LOW ACCURACY
No Corrections

message flashes on
screen

The receiver is not getting
correction signals.

Move the vehicle away from trees and/or buildings.
Or, change the Low Acc Warning option to No Warning to
enable guidance without corrections.

LOW ACCURACY
High HDOP

message flashes on
screen

The Horizontal Dilution of
Precision (HDOP)
measure of accuracy is
too high.

HDOP is affected by the relative position of satellites in the
sky. If a portion of the sky is blocked from view, the HDOP
may increase. Move the vehicle away from trees and/or
buildings.
Alternatively, change the Low Acc Warning option to No
Warning to enable guidance with a high HDOP.

LOW ACCURACY
Old Correction

message flashes on
screen

It is a long time since the
receiver received a
correction signal.

Move the vehicle away from trees and/or buildings.
Or, change the Low Acc Warning option to No Warning to
enable guidance without corrections.

Searching Sats (0)

message flashes on
screen for more than
2 minutes

The antenna is not
connected to the lightbar
properly.

Check that the antenna is properly connected to the
lightbar.

You have a damaged
antenna or antenna
cable.

Select GPS / GPS Diagnostics and view the antenna status.
If it reports

None

or

Short Circuit

, you have a damaged

antenna or antenna cable. Contact your local reseller to
arrange for the faulty item to be repaired or replaced.

The configuration
settings are not
saved

You have cycled power
while still in the
configuration menus.

Configuration changes are not saved until you exit from the
configuration menus and return to guidance. To ensure that
your changes are saved, always exit the configuration
menus before you disconnect power from the lightbar.

The lightbar has
suspended
operation

The lightbar has not been
used for some time so
has suspended operation
to conserve battery
power.

Press any key to activate the lightbar.
Make sure that you disconnect power from the lightbar
when it is not in use for long periods of time.

Problem

Possible cause

Solution