As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMER LIGHT UNARMED AMBER CAS MESSAGE DISPLAYED WHEN SWITCH IS ARMED DURING ENGINE START. MULTIPLE INTERIOR EMERGENCY LIGHTS AND OVERHEAD INTERIOR LIGHTS FLASH UPON PLACING EMERGENCY LIGHT TO THE ARMED POSITION. REMOVED AND REPLACED #1 EMERGENCY BATTERY AND #2 EMERGENCY BATTERY WITH REPAIRED UNITS IN REFERENCE TO AMM 33-52-01/400. OPERATIONAL CHECKS GOOD. BATTERIES REMOVED.