What was found
CABIN EMERG LIGHT: WITH BATTERY SWITCHES SELECTED OFF, WHEN YOU TURN EMER LTS TO ON, THEY TURN ON, WHEN SELECTING ARM, THEY TURN OFF. PLEASE CHECK LOGIC OF EMER LTS.//CORRECTIVE ACTION// TROUBLESHOT EMERGENCY LIGHTING GAINED ACCESS AND FOUND #1 INERTIA SWITCH ACTIVATED AND #1 BATTERY WAS DISCHARGED. REMOVED #1 EMERGECNY BATTERY P/N CBS128-1 S/N 00830 AND INSTALLED REPAIRED #1 EMERGENCY BATTERY PACK P/N CBS28-1 S/N 1202M PERFORMED SATSFACTORY OPERATIONAL CHECK WITH NO DEFECTS NOTED IAW CE-680A AMM CHAPTER 33-50-06 AND 33-50-00.