Page D-46
G900X/G950 Installation and Maintenance Manual – Troubleshooting
Revision D
190-00719-00
D.6.3 NAV
Symptom Recommended
Action
Weak NAV receiver
•
Set up a NAV/COM Ramp Test Set to radiate a test signal.
•
Switch GIA1 and GIA2, to verify location of problem:
−
If problem follows unit, replace GIA.
−
If problem does not follow unit, check NAV antenna, coupler,
and cabling for faults.
D.6.4 G/S
Symptom Recommended
Action
Weak G/S receiver
•
Set up a NAV/COM Ramp Test Set to radiate a test signal.
•
Switch GIA1 and GIA2, to verify location of problem:
−
If problem follows unit, replace GIA.
−
If problem does not follow unit, check NAV antenna, coupler,
and cabling for faults.
