What was found
REJECTED ON TAKEOFF DUE TO A FMC RNWY DISAGREE, CAUTION MSG ON EICAS. REJECT WAS AT 30 KT, ON RNWY 04 WINDS WERE 050 - 10 KTS. THE FMC IS AN MEL 34-61-01-03, REGARDING THE NAV DATA BASE IN THE FMC BEING OUT OF DATE, BUT IT DOES NOT SAY ANYTHING ABOUT GETTING THIS EICAS MSG & AURAL TONE AFTER TOGA IS PUSHED. THIS NEEDS TO BE MENTIONED IN THE MEL TO AVOID FUTURE REJECTED TAKEOFF. SEE WRI 34-61 6252, FMS DATABASE UPDATED IAW MM 34-61-00-2. PERFORMED FMC'S ADJ TEST IAW MM 34-61-00-5. SYS WORKING NORMALLY. ACFT READY FOR SERVICE. FMS DATABASE UPDATED IAW MM 34-61-00-2. PERFORMED FMC'S ADJ TEST IAW MM 34-61-00-5. SYS WORKING NORMALLY. ACFT READY FOR SERVICE.