As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ROUTINE SCHEDULED MX, FOUND THE EMERGENCY EXIT LIGHTS ON MAIN CABIN DOOR, COCKPIT CEILING AND STEP, AND GALLEY EXIT SIGN WOULD NOT ILLUMINATE. MX R & R NR 1 EMERGENCY LIGHT POWER SUPPLY AND BATTERY ALONG WITH NR 2 EMERGENCY LIGHT BATTERY IAW AMM 33-50-04 WITH OPS CHECKS SUCCESSFUL. ACFT WAS APPROVED FOR RETURN TO SERVICE.