Garmin G1000 Line Maintenance Manual page 103

Uncontrolled if Printed
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Table 4-1. Troubleshooting System Messages (Continued)
System Message
NAV 2 INOP - CONFIG
NAV 2 INOP - INTRL
NAV 2 INOP - SERL
NAV 2 INOP - SYNTH
NAV2 MANIFEST
NAV2 RMT XFR
NAV2 SERVICE
PFD1 BACKLIGHT CAL
PFD1 CONFIG
PFD1 COOLING
PFD1 KEYSTK
PFD1 MANIFEST
PFD1 SERVICE
PFD1 VOLTAGE
XPDR1 FAIL
XPDR1 SERVICE
XTALK ERROR
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LMM for the Kodiak 100
190-02102-00 Rev.4
Description
A NAV software or configuration
fault.
A NAV internal fault.
A NAV serial communication fault.
NAV synthesizer lock fault.
NAV2 software mismatch.
The NAV2 remote transfer key line
is stuck in the enabled state.
A fault has been detected in the
NAV subsystem of GIA2.
PFD1 backlight calibration lost.
PFD1 configuration error.
PFD1 has poor cooling. Reducing
power usage.
A key is stuck on the PFD1 bezel.
PFD1 software mismatch.
A fault has been detected in
PFD1.
PFD1 has low voltage.
XPDR1 is inoperative.
A fault has been detected in
XPDR1.
A flight display crosstalk error has
occurred. A PFD and an MFD are
not communicating with each
other.
Possibly Faulty
LRU / Subsystem
• GIA 64W
• GIA 64W
• GIA 64W
• GIA 64W
• GIA 64W
• GIA 64W
• GIA 64W
• GDU 1050
• GDU 1050
• Master Config
Module
• GDU 1050
• GDU 1050
• GDU 1050
• GDU 1050
• GDU 1050
• GTX 345R
• GTX 345R
• GDU1050
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