Garmin G1000 NAV III Line Maintenance Manual page 60

Message
CNFG MODULE – PFD1
configuration module is
inoperative.
2.2.4 GDU Cooling Alerts
Message
MFD1 COOLING – has poor
cooling. Reducing power usage.
PFD1 COOLING – has poor
cooling. Reducing power usage.
Page 2-32
Rev. L
Cause
The PFD master
configuration module has
failed.
Cause
MFD1 has exceeded it's
operating temperature
range.
The PFD has exceeded it's
operating temperature
range.
Solutions
•
Check master configuration module
connector and wiring for damage inside
the GDU connector backshell.
Replace master configuration
o
module wiring and pins.
If problem persists, replace master
o
configuration module.
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.
Solutions
•
Check cooling fan and wiring for proper
operation (if applicable).
If problem persists, replace the
o
MFD.
If problem continues contact
o
Garmin Aviation Product Support
for assistance.
•
Check cooling fan and wiring for proper
operation (if applicable).
If problem persists, replace the
o
PFD.
If problem continues contact
o
Garmin Aviation Product Support
for assistance.
G1000 Nav III Line Maintenance Manual
190-00352-00