As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY LIGHT ABOVE SLIDE IN COCKPIT INOP. DEFERRED PER MEL 33-15 ON ITEM M367673. SLAVED IN NEW BATTERY PACK POWER SUPPLY, NO HELP. REMOVED AND REPLACED EMERG EXIT SIGN IAW AMM 33-1-51-04. EXIT LIGHT ASSY REPLACED PER MM 33-50-00. OPERATION NOW CHECKS NORMAL.