What was found
ATB - AFTER TAKEOFF, LOST NR 1DU NR 6 DU STARTED TO FAIL NR 4 CU FAILED FOR A FEW MINUTES. REMOVED AND CLEANED CONNECTORS OF DU'S 1, 4 AND 6. GND OPS CHK OK 31-43-01.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ATB - AFTER TAKEOFF, LOST NR 1DU NR 6 DU STARTED TO FAIL NR 4 CU FAILED FOR A FEW MINUTES. REMOVED AND CLEANED CONNECTORS OF DU'S 1, 4 AND 6. GND OPS CHK OK 31-43-01.