As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY LIGHTS BATTERY: EMERGENCY LIGHTS STAY ON WITH SWITCH IN ARMED POSTION. AFTER A FEW MINUTES LIGHTS START TO BLINK. CORRECTIVE ACTION: REPLACED EMERGENCY BATTERY PACKS PN 7450LS-00 SN 005917 & SN 005920 IAW EMB-505 AMM 33-52-01-400-801-A. OPS CHECK GOOD.