What was found
JUST AFTER BRAKES WERE RELEASED FOR PUSHBACK "FMC DISAGREE" ILLUMINATED IN BOTH FMC'S SCRATCHPAD. ACFT GROUNDED. QRH PROCEDURE FOR "FMC DISAGREE" FOLLOWED AND NORMAL FMC FUNCTION RESTORED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
JUST AFTER BRAKES WERE RELEASED FOR PUSHBACK "FMC DISAGREE" ILLUMINATED IN BOTH FMC'S SCRATCHPAD. ACFT GROUNDED. QRH PROCEDURE FOR "FMC DISAGREE" FOLLOWED AND NORMAL FMC FUNCTION RESTORED.