Garmin G1000 Nxi System Maintenance Manual page 200

Cooling Alerts
Failure Message
MFD1 COOLING – has poor
cooling. Reducing power usage.
PFD 1 COOLING – has poor
cooling. Reducing power usage.
PFD 2 COOLING – has poor
cooling. Reducing power usage.
G1000 NXi System Maintenance Manual
King Air 300 Series
190-00716-N1
Cause
MFD1 has exceeded its operating
temperature range.
PFD 1 has exceeded its operating
temperature range.
PFD 2 has exceeded its operating
temperature range.
Solution
•
Check cooling fan and wiring for
proper operation (if applicable).

Replace cooling fan if unable
to determine if operating
correctly.

If problem persists, replace the
MFD.
•
If problem continues contact
Garmin Aviation Product Support
for assistance.
•
Check cooling fan and wiring for
proper operation (if applicable).

Replace cooling fan if unable
to determine if operating
correctly.

If problem persists, replace the
PFD1.
•
If problem continues contact
Garmin Aviation Product Support
for assistance.
•
Check cooling fan and wiring for
proper operation (if applicable).

Replace cooling fan if unable
to determine if operating
correctly.

If problem persists, replace the
PFD2.
•
If problem continues contact
Garmin Aviation Product Support
for assistance.
Page 187
Revision 1