G1000 NXi System Maintenance Manual
Page 168
King Air 300 Series
Revision 1
190-00716-N1
Synthetic Vision and Pathways Troubleshooting
The SVS/Pathways software feature requires the following G1000 sensors/data to be valid:
•
AHRS
•
Heading
•
GPS Position
•
9 Arc-Second Terrain Data
In the event that one the above items fails or is unavailable, the SVS/Pathways feature is
automatically removed from the PFD. The following table describes possible symptoms
associated with the SVS/Pathways feature, and provides corresponding actions for
troubleshooting:
Table 5-1, SVS Troubleshooting
Symptom
Recommended Action
“SYN VIS” softkey does not
appear on PFD softkey tier.
Follow the steps in Section 3.9.8 to reactivate the SVS/Pathways feature.
3D terrain presentation does not
appear on PFD.
•
Verify that P/N 010-00330-43 terrain data cards are installed in the lower
slot of the PFD and MFD.
•
Verify that the alert messages shown in Table 5-2 are not displayed on
the PFD Alerts Window. If so, follow the solutions described in Table 5-2.
•
Verify that the G1000 AHRS and heading data are valid on the PFD.
Verify that a valid GPS 3D position solution is being received.
Troubleshoot these systems in accordance with Sections 5.12.4 and
5.17.
•
If a terrain database update has just been performed, allow the system
time to initialize and verify the data. When the databases have been
verified, the current database cycle and version are reported on the MFD
Aux – System Status
page.
The following table provides SVS/Pathways specific alert messages which may appear in the
Alerts Window on the PFD (press the ALERTS softkey on the PFD to view the Alerts Window):
Table 5-2, SVS-Related Alert Messages
Failure Message
Cause
Solution
SVS – SVS DISABLED: Out of
available terrain region.
SVS is disabled because the
aircraft exceeded the boundaries
of the loaded terrain database.
Geographical operation limitations are
defined in the AFMS listed in Table 1-1.
Ensure that operations are within this
geographic area.
Summary of Contents for G1000 NXi
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