As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN EMERG LIGHT: EBATT CABIN LIGHTS FLICKERING WHEN ON. //SIGNOFF// FOUND CABIN OVERHEAD LIGHTING PULSING WITH GPU ON. STARTED ENGINE IAW PHENOM 300 AMM 71-00-01. LIGHTS NO LONGER FLICKER OR PULSE. PERFORMED EMERGENCY LIGHTING OPS CHECK IAW PHENOM 300 AMM 33-52-00. OPS CHECKS GOOD.