What was found
AFTER ENGINE START, RECEIVED AN FMC DISAGREE MESSAGE. ACFT GROUNDED. RAN QRH PROCEDURE AND OPS RETURNED NORMAL. PERFORMED FMC OPS TEST REF MM 34-61-00-710-801.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AFTER ENGINE START, RECEIVED AN FMC DISAGREE MESSAGE. ACFT GROUNDED. RAN QRH PROCEDURE AND OPS RETURNED NORMAL. PERFORMED FMC OPS TEST REF MM 34-61-00-710-801.