SDR ASAA2017081621654

Service difficulty report · Fmc · Boeing 737890

Difficulty date: August 16, 2017
Submitted: August 18, 2017
Operation: Air carrier
Aircraft: N557AS
Make and model: Boeing 737890
Aircraft serial: 35176
Aircraft time: 42,900 hours, 12,655 cycles
System (JASC): 3460 · Flight Management Computing Hardware System
Part: Fmc
Condition: False Indication
Stage of operation: NR
How discovered: O
Nature of condition: N
Precautionary procedure: O

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

What was found

VTK DISPLAYED INFLIGHT MOMENTARILY AND FULLY ILLUMINATED ON CAPTAIN & F/O DISPLAY ON BOTH FMC BLANKED AND TURNED BACK ON AFTER 2 MINUTES. ACFT GROUNDED. ACCOMPLISHED FMC BITE IAW FIM 34-6I, TASK 801 ON BOTH LT & RT FMCS NO DISCREPANCIES NOTED. DETERMINED IND WAS FMC NUISSANCE IAW MM 34-61-00-860-801.