What was found
AFTER ENGINE START, "FMC DISAGREE" ANNUNCIATION ON BOTH CAPT AND F/O MAP DISPLAY. ACFT GROUNDED. ACCOMPLISHED QRH "FMC DISAGREE" CHECKLISHT ON GROUND. FMC'S RECOVERED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AFTER ENGINE START, "FMC DISAGREE" ANNUNCIATION ON BOTH CAPT AND F/O MAP DISPLAY. ACFT GROUNDED. ACCOMPLISHED QRH "FMC DISAGREE" CHECKLISHT ON GROUND. FMC'S RECOVERED.