Page D-34
G900X/G950 Installation and Maintenance Manual – Troubleshooting
Revision D
190-00719-00
Database and Software Alerts (continued)
Message
Cause
Solutions
MFD1 DB ERR – MFD1
Chartview database error.
The MFD has
encountered an error in
the Chartview database.
•
Confirm supplemental data card is
inserted fully in the top slot of the
display.
•
Remove the supplemental data card
from the top slot of the display and
insert in the bottom slot.
−
If the problem is resolved, the
top card slot is dirty or has
failed. Try reinserting the card
multiple times in the top slot to
clean the card contacts. If the
problem remains in the top slot,
replace the display.
•
Reload the Jeppesen ChartView
database onto the card.
MFD1 DB ERR – MFD1
Terminal Procs database error
exists.
The MFD has
encountered an error in
the Terminal Procedures
database.
•
Confirm supplemental data card is
inserted fully in the bottom slot of the
display.
•
Remove the supplemental data card
from the bottom slot of the display
and insert in the top slot.
−
If the problem is resolved, the
bottom card slot is dirty or has
failed. Try reinserting the card
multiple times in the bottom slot
to clean the card contacts. If the
problem remains in the bottom
slot, you may leave the card in
the top slot (if the top slot if
unused) or replace the display.
•
Swap with a supplemental data card
from another display in the same
system.
−
If problem moves to the other
display, reload the database or
replace all the supplemental
datacards as a set.
−
If problem remains in the same
GDU, replace that GDU.
DB MISMATCH – Aviation
database version mismatch.
Xtalk is off.
The system has found the
Jeppesen aviation
database in the PFD and
MFD do not match.
•
Load the same cycle of aviation
database to all displays.
DB MISMATCH – Aviation
database type mismatch.
The system has found the
Jeppesen aviation
database types do not
match.
•
Load same type aviation database
to all displays.
