SDR AALA20151213007

Service difficulty report · Software · Boeing 737823

Difficulty date: December 13, 2015
Submitted: December 15, 2015
Operation: Air carrier
Aircraft: N892NN
Make and model: Boeing 737823
Aircraft serial: 31145
Aircraft time: 11,832 hours, 4,631 cycles
System (JASC): 3461 · Flight Management Computing Software System
Part: Software
Condition: Corrupted
Location: Zone 200
Stage of operation: CL
How discovered: O
Nature of condition: O
Precautionary procedure: A

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

What was found

AIRCRAFT WAS GNDED. AIR INTERRUPT, DURING CLIMB, BOTH FMCS & BOTH AUTOPILOTS BECAME INOPERATIVE. ACCOMPLISHED FIM 34-61-00-810-807 & 34-61-00-810-824 WITH NO FAULTS FOUND. ACCOMPLISHED THE FOLLOWING SOFTWARE LOAD. OPERATIONS CHECKED NDB, MEDD, LDDB & AADB IAW MM 34-61-00. PERFORMED FMCS OPERATION TEST IAW MM 34-61-00. SYS CHECKED NORMAL.