SDR ASAA2018111126820

Service difficulty report · Unknown · Boeing 737890

Difficulty date: November 11, 2018
Submitted: November 14, 2018
Operation: Air carrier
Aircraft: N519AS
Make and model: Boeing 737890
Aircraft serial: 36482
Aircraft time: 37,512 hours, 11,223 cycles
System (JASC): 3460 · Flight Management Computing Hardware System
Part: Unknown
Condition: Malfunctioned
Location: Cockpit
Stage of operation: NR
How discovered: O
Nature of condition: J
Precautionary procedure: K

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

What was found

FO PFD AND ND HAS SEVERAL WARNING FLAGS, NO VSPD LNP ALT AND MAP. MCDU SHOWS MESSAGE, SINGLE FMC OPERATION. GROUNDED - YES. ACCOMPLISHED RESYNC, PLACED FMC SELECTOR SWITCH TO BOTH ON LEFT AND OPERATION RESTORED. VERIFIED OPERATION OF FMC PER FIM 34-61 TASK 836 WITH NO FAULTS NOTED, GROUND VERIFICATION COMPLETED.