SDR ASAA2018020923481

Service difficulty report · Fmc · Boeing 737890

Difficulty date: February 9, 2018
Submitted: February 12, 2018
Operation: Air carrier
Aircraft: N514AS
Make and model: Boeing 737890
Aircraft serial: 35193
Aircraft time: 35,823 hours, 10,784 cycles
System (JASC): 3460 · Flight Management Computing Hardware System
Part: Fmc
Condition: Malfunctioned
Location: Captain'S
Stage of operation: CR
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

DURING CRUISE, THE FMC MASTER CAUTION VTK FLAG DISPLAYED ON THE CAPTAIN`S MAP DISPLAY. ACCOMPLISHED QRH & RESTORED NORMAL OPS. ACFT GROUNDED. PERFORMED FMCS BITE CHECK IAW FIM 34-61, TASK 801, GROUND VERIFICATION CHECKED GOOD, NO FAULTS NOTED.