Service difficulty report · Fmc · Boeing 737890

Difficulty date
October 10, 2018
Submitted
October 12, 2018
Operation
Air carrier
Aircraft
N593AS
Make and model
Boeing 737890
Aircraft serial
35107
Aircraft time
39,920 hours, 12,161 cycles
Part
Fmc
Condition
Malfunctioned
Location
Cockpit
Stage of operation
NR
How discovered
O
Nature of condition
O
Precautionary procedure
K

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

What was found

LEFT MCDU WENT BLANK FOR APPROX 4 SECONDS PERF SELF BITE TEST THEN RETURNED ALL NRML AFTER THAT. GROUNDED - YES. ACCOMPLISHED RESET OF CAPT'S FMC IAW FIM 34-61-TASK 836 GND VERIFICATION CKS OK.