SDR ASAA2012110593248

Service difficulty report · Fmc · Boeing 737890

Difficulty date: November 5, 2012
Submitted: November 7, 2012
Operation: Air carrier
Aircraft: N585AS
Make and model: Boeing 737890
Aircraft serial: 35683
Aircraft time: 19,891 hours, 6,109 cycles
System (JASC): 3460 · Flight Management Computing Hardware System
Part: Fmc
Condition: Failed
Stage of operation: NR
How discovered: 9
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

ENROUTE, LEFT FMC FAILED - FAIL ANNUNCIATED. SCREEN WENT TO BLACK FOR APPROX 10 SECONDS, BIT TEST SCRIPT DISPLAYED WITH BLUE AND YELLOW FONT THEN OPS RETURNED TO NORMAL FOR DURATION OF FLIGHT. TESTED SYS IAW AMM 34-61-00, GROUND FUNCTIONAL CHECKED GOOD.