As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN EMERG LIGHT: CABIN EMERG LIGHT ON IN FLIGHT WITH THE SWICH ON ARM POSITION CORRECTIVE ACTION: REMOVED AND REPLACED BATTERIES AT POSITIONS #1 AND #2.PERFORMED OPERATIONAL CHECK WITH NO DEFECTS NOTED. WORK PERFORMED IAW: PHENOM 300 AMM 33-52-01. POSITION #1 P/N: 7450LS-00 S/N: 006309. POSITION #2 P/N 7450LS-00 S/N: 007508.