SDR ASAA2013100296094

Service difficulty report · Fmc · Boeing 737890

Difficulty date: October 2, 2013
Submitted: October 4, 2013
Operation: Air carrier
Aircraft: N560AS
Make and model: Boeing 737890
Aircraft serial: 35179
Aircraft time: 27,188 hours, 8,344 cycles
System (JASC): 3460 · Flight Management Computing Hardware System
Part: Fmc
Condition: Malfunctioned
Stage of operation: TX
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

NO SATCOM PROMPT ON FMC WHEN MENU IS SELECTED AND SAT 1 IN USE BUTTON IS ILLUMINATED ON HF/SAT SELECT PANEL. ACFT GROUNDED. PERFORMED BITE, SBD FAIL, CYCLED SATCOM CIRCUIT BREAKER, CLEARED FAULT, REF FIM 23-15/801 15C. SATCOM TEST GOOD, REF AMM 23-15-00.