Service difficulty report · Fmc · Boeing 737990ER

Difficulty date
November 2, 2015
Submitted
November 4, 2015
Operation
Air carrier
Aircraft
N402AS
Make and model
Boeing 737990ER
Aircraft serial
41189
Aircraft time
11,934 hours, 3,834 cycles
Part
Fmc
Condition
Malfunctioned
Location
Nr 1
Stage of operation
NR
How discovered
O
Nature of condition
J
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

F/O`S NAV DISPLAY SHOWING MAP. ACFT GROUNDED. FOUND NR 2 FMC PERFORMED PAGE MISMATCH WITH NR 1 FMC. RELOADED LDDB SOFTWARE FOR NR 2 FMC REF 34-61-00/201 AND 34-61-00-410-805, MAP FLAG EXTINGUISHED.