G1000 NXi System Maintenance Manual
Page 143
King Air 300 Series
Revision 1
190-00716-N1
PFD 2 ARINC 429
Channel
LRU
Indicator
Status
IN 1
GRS 77 or
GRS 7800
or GSU 75
#2
Green
PFD2/GRS or GSU 2 data path is functioning correctly.
Red
PFD2/GRS or GSU 2 data path is not functioning correctly.
•
Verify GRS or GSU 2 status is “OK” using the
Aux –
System Status
page on the MFD. If it is not, correct
condition before proceeding, reference GRS
troubleshooting sections.
o
Swap GRS1 and GRS2 (no reconfiguration
required) to confirm if the problem is in the
original GRS1.
o
Replace original GRS1 if box turns green after
swapping units.
•
Load PFD2 configuration file.
•
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.
•
Swap GRS1 and GRS2 (no reconfiguration required)
to confirm if the problem is in the original GRS1.
o
Replace original GRS1 if box turns green after
swapping units.
•
Check the PFD2/GRS or GSU 2 interconnect wiring for
faults.
Amber
PFD2/GRS or GSU 2 data path functionality is unknown.
Reload PFD2 configuration file.
IN 2
GDC 7400
or
GDC 72 #2
Green
PFD2/GDC #2 data path is functioning correctly.
Red
PFD2/GDC #2 data path is not functioning correctly.
•
Verify GDC #2 status is “OK” using the
Aux – System
Status
page on the MFD. If it is not, correct condition
before proceeding, reference GDC troubleshooting
sections.
•
Load PFD2 and GDC #2 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/GDC #2 interconnect wiring for faults.
Replace GDC #2 if problem remains.
Amber
PFD2/GDC #2 data path functionality is unknown. Reload
PFD2 configuration file.
Summary of Contents for G1000 NXi
Page 112: ......
