G1000 / GFC 700 System Maintenance Manual - 300/B300 Series King Air
Page 5-75
190-00716-01
Revision 1
5.17 GWX 68 Troubleshooting
5.17.1
GWX 68 Alerts and Problems
WARNING:
Before energizing the equipment, be sure microwave radiation safety precautions including both fuel and
personnel safety considerations have been observed. These include clearing all personnel to an area
beyond the maximum permissible exposure level (MPEL) boundary. The MPEL for the GWX 68 is 11
feet.
Failure Message
Cause
Solutions
GWX CONFIG – GWX configuration
error. Configuration service
required.
The G1000 has detected a
GWX 68 configuration
mismatch.
•
Load GWX configuration files,
•
Replace
GWX.
•
If problem persists, replace
master configuration module,
check config module wiring
for faults and replace if
necessary.
NOTE
New Terrain/Obstacle cards,
Jeppesen Aviation Database and
other optional features (i.e.
TAWS unlock card) will need to
be replaced if the master
configuration module is changed.
The G1000 System ID number
will change to a new number
when installing a new master
config module. The old Terrain
and other cards will no longer
work as they will remain locked
to the old System ID number.
GWX FAIL – GWX is inoperative.
The G1000 has detected a
failure in the GWX 68.
•
Check Ethernet connection
between the GWX and GDL69A
for faults.
•
Replace the GWX 68
GWX SERVICE – Needs service.
Return unit for repair.
The G1000 has detected a
failure in GWX 68.
•
Replace the GWX 68.
MANIFEST – GWX software
mismatch. Communication halted.
The system has detected an
incorrect software version
loaded in the GWX 68.
•
Load correct software version. See
Section 3.9 for the Software Load
Procedure.
Summary of Contents for Cessna Caravan G1000
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