As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY LIGHTING: EMERGENCY LIGHT ABOVE LAV AND FLOOR EMERGENCY LIGHT BELOW LAV INOP DURING INITIAL EMERGENCY LIGHT CHECKS, ALL OTHER LIGHTS WORKED...WITH APU ON EMERGENCY LIGHT ABOVE LAV CAME ON BUT THE EMERGENCY FLOOR LIGHTING BELOW THE LAV NEVER CAME ON///SIGN-OFF//// REMOVED AND REPLACED FAULTY EMERGENCY BATTERY IAW CE680A AMM 33-50-06. OPS CHECK GOOD.