As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
OVERHEAD ATTENDANT REST (OHAR) EMERGENCY LIGHT DO NOT COME ON DU RING OPERATIONAL CHECK (T/S) B777-33-3-7028 REMOVED AND REPLACED EMERGENCY POWER SUPPLY AT OHAR OPS CHECK GO OD ALL IAW B777 AMM TASK 33-51-06-960-803 COMPLETED ON ST NON RO UTINE 97224