As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PIT - DURING WEEKLY CHECK, WHILE ACCOMPLISHING OPERATIONAL TEST OF EMERGENCY LIGHT SYSTEM, MAINTENANCE FOUND THE AFT GALLEY OVERHEAD EMERGENCY EXIT SIGN/AFT SERVICE DOOR EMERGENCY EXIT SIGN INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE BATTERY PACK. OPERATIONAL CHECK GOOD. (M)