As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING F/O INSPECTION, EMERGENCY LIGHT CHECK FAILED. ALL 3 LIGHTS AROUND ENTRY 1L AND THE THREE CLOSEST CEILING LIGHTS TO ENTRY 1L ARE NOT ILLUMINATING. REMOVED AND REPLCAED L1 EMERGENCY LIGHTS POWER SUPPLY IAW FX B777 AMM 33-51-06-2. OPS CHECK GOOD.