As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(AIRCRAFT 6817, L/P 6633664) EMERGENCY LIGHTS WOULD NOT TURN OFF AT THE LEFT/RIGHT 2 DOORS AND SEAT ROWS 18 THRU 26. CORRECTIVE ACTION: UNPLUGGED BATTERY PACKS ABOVE SEAT ROW 21 DEF AND ABOVE BOTH DOORS. LIGHTS THEN TURNED OFF BUT WOULD NOT TURN BACK ON. REMOVED AND REINSTALLED ORIGINAL BATTERY. CYCLED EMERGENCY LIGHT SWITCH ABOVE THE L2 DOOR AND ALL LIGHTS WORKED NORMALLY PER B757 AMM 33-51.