Page D-40
G900X/G950 Installation and Maintenance Manual – Troubleshooting
Revision D
190-00719-00
Miscellaneous Alerts (continued)
Message Cause
Solutions
MFD CONFIG – MFD
configuration error. Config
service req’d.
The system has detected
a MFD configuration
mismatch.
•
Reload MFD configuration files from
SD Loader Card.
•
Reload system configuration files
by pressing the UPDT CFG softkey
on the Configuration Upload Page
in the System Page Group to load
configuration files into the
configuration module.
−
If message persists, check
config module wiring for faults
and replace if necessary.
−
If issue continues, replace
master configuration module.
−
If problem persists, replace the
MFD.
NOTE
New Terrain/Obstacle cards,
Jeppesen Aviation Database and
other optional features (i.e. TAWS
unlock card) will need to be replaced
if the master configuration module is
changed. The System ID number
will change to a new number when
installing a new master config
module. The old Terrain and other
cards will no longer work as they will
remain locked to the old System ID
number.
PFD1 VOLTAGE – PFD1 has
low voltage. Reduce power
usage.
PFD1 is not receiving
sufficient voltage.
•
Check input voltage to PFD1.
−
If input voltage is ok, replace
PFD1.
PFD2 VOLTAGE – PFD1 has
low voltage. Reduce power
usage.
PFD2 is not receiving
sufficient voltage.
•
Check input voltage to PFD2.
−
If input voltage is ok, replace
PFD2.
MFD1 VOLTAGE – MFD1 has
low voltage. Reduce power
usage.
The MFD is not receiving
sufficient voltage.
•
Check input voltage to the MFD.
−
If input voltage is ok, replace the
MFD.
