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The GPS device on the NAV RIOM cannot be read or the GPS device is not
functioning.
The compass device on the NAV RIOM cannot be read or the compass
device is not functioning.
The vector compass device cannot be communicated to.
The heading device configured as the AvL Compass cannot be
communicated with.
The azimuth axis is in a limit condition.
The elevation axis is in a limit condition.
The polarization axis is in a limit condition.
The internal user manager has encountered an issue.
8.1.2 Error Messages
The following table lists error messages and comments as shown on the AAQ GUI:
Cannot execute command while alarm is
active.
GPS Coordinates are not valid.
Check GPS or manually entered coordinates
GPS or compass is in Alarm state.
Modem has not sent a target.
All signal sources tried with no valid signal
detected.
Possible RF or signal threshold issue
Scanning will exceed Az Limits - Rotate Base
and try again
Rotate Base and try again
Heading calibration failed. No signal found
during arc scan.
Check heading source and retry
Command failed. Home must be run first.
Home command needed to initialize resolvers
Elevation inclinometer failure.
Check inclinometer or El RIOM may be incorrect
Azimuth must be on stow switch
Invalid target for this location.
Target may not be visible from present location
Invalid signal for peaking.
Possible signal threshold issue or peaking on incorrect
satellite
Unable to Calculate Heading
Invalid target for this location.
Target may not be visible from present location
Could not transform world coordinates.
Acquire failed waiting for modem/beacon
signal.
Possible signal threshold issue or peaking on incorrect
satellite
Check cabling or interference
Check cabling or interference
Heading calibration Failed. No signal found
during scan for a reference satellite.
Possible compass calibration needed
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