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DSM 132/132RS Receiver User Guide 95
Figure A.3 OmniSTAR troubleshooting flowchart
START HERE
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Check the receiver or
AgRemote Home
screen for GPS
reception. Is the
receiver tracking at
least 4 satellites?
Does the receiver or
AgRemote Home
screen display S for
DGPS satellite mode?
Make sure that your
OmniSTAR subscription
service is current,
activated and correctly
configured.
If the problem
persists, contact
your local Trimble
Reseller.
Continue
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See the GPS Reception
Troubleshooting Guide.
When GPS satellite
reception is resolved,
return to this guide.
Wait one minute.
Does the receiver or
AgRemote Home
screen now display
D/3D (3D position)?
The system appears
to be working
correctly. If the
problem persists,
contact your local
Trimble Reseller.
Check the Home
screen for satellite
signal strength. Is the
S/N (signal to noise
ratio) 6 or more?
Check the Omni* Srv
Info screen. Press 4.
Is OmniSTAR
enabled?
Press 4 until you see
Stop and a date.
Has the date expired?
The OmniSTAR almanac
may be out of date. Set up
the receiver and track
satellites for 1-2 hours to
acquire a new almanac.
If the problem persists,
contact your local Trimble
Reseller.
Turn on the machine
engine and check the
Home screen. Do the
satellites disappear?
Something may be
interfering with the
OmniSTAR satellite signal.
Check the Age of DGPS /
Age of Synch screen. Is the
DGPS age 10 or more? Is
the Synch age 3 or less?
Press 4 again to check
OmniSTAR status.
Do you see either of the
following messages?
Received Data
No Recent Data
Is the status message
one of the following?
Init Decoder (1-4)
Decoder Ready
Access Confirmed
The received or old data
is not sufficient for good
DGPS positioning.
Contact OmniSTAR.
Contact your local
Trimble Reseller.
Turn off the machine
engine (combine or tractor)
but maintain power to the
GPS receiver. Wait
five minutes.
Return to the Home screen
and check GPS reception.
Are you receiving at least
4 satellites?
The problem is unresolved.
Contact your local
Trimble Reseller.
The problem may be
caused by excessive
engine noise.
For information on reducing
engine noise, see XREF.
If the problem persists,
contact your local
Trimble Reseller.
The receiver is tracking
GPS satellites but not
receiving the OmniSTAR
signal. Contact your local
Trimble Reseller.
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Continue
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A
.1 OmniSTAR Troubleshooting Flowchart