G1000 / GFC 700 System Maintenance Manual - 300/B300 Series King Air
Page 5-7
190-00716-01
Revision 1
PFD 2 RS-232
Channel LRU
Indicator
Status
CHNL 2
GMC 710
Green
PFD2/GMC 710 data path is functioning correctly.
Red
PFD2/GMC 710 data path is not functioning correctly.
•
Verify GMC 710 is powered on.
o
If GMC 710 will not power on, remove unit and
verify power and ground are present at the GMC
connector.
If power or ground is not present,
troubleshoot aircraft wiring for faults.
If power and ground are present, replace
GMC 710.
•
Load PFD2 and GMC 710 configuration files.
•
Swap PFD2 and PFD1 to confirm if the problem is in the
original PFD2.
o
Replace original PFD2 if box turns green after
swapping displays.
•
Check the PFD2/GMC 710 interconnect wiring for faults.
Replace GMC 710 if problem remains.
Amber
PFD2/GMC 710 data path functionality is unknown. Reload
PFD2 configuration file.
Summary of Contents for Cessna Caravan G1000
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