What was found
AFTER ENG START FMC DISAGREE LIGHT ON BOTH HSI'S. MSG WENT AWAY AFTER FOLLOWING QRH.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AFTER ENG START FMC DISAGREE LIGHT ON BOTH HSI'S. MSG WENT AWAY AFTER FOLLOWING QRH.