As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE AFT BULKHEAD DOOR EMERGENCY LIGHT EXIT SIGN IS NOT ILLUMINATING. RELAMPING IT DID NOT HELP. CHECKED FOR POWER AND DISCOVERED THERE WAS NO VOLTAGE. REPLACED THE B5-260 EMERGENCY LIGHT BATTERY PER B717 AMM 33-51. OPERATIONAL CHECK IS NOW NORMAL. (LP #4941969)