As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERG LIGHT SWITCH: WITH THE EMER LTS SWITCH IN THE ON POSITION, ALL EMER LIGHTS, WITH THE EXEPTION OF THE GALLEY WORK LIGHT AND THE MAIN DOOR EXIT SIGN ILLUMINATE. WHEN THE EMER LTS SWITCH IS PLACED IN THE ARM POSITION AND THE PAX SAFETY BUTTON IS PUSHED ON, ALL EMERGENCY LIGHTS, INTERIOR AND EXTERIOR, WILL NOT ILLUMINATE. REPEAT WRITE-UP. CORRECTIVE ACTION; REPLACED #1 EMERGENCY BATTERY AND CHARGER ASSEMBLY IAW THE CESSNA MODEL 680A M/M CHAPTER 33-50-10. OPS CHECK SATISFACTORY.