As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY TRACK LIGHTING REMAINS ON IN ARM POSITION WITH A/C POWER ON LINE AND EXTERIOR EMERGENCY LIGHTS INOPERATIVE. CYCLED SWITCH TO OFF AND REPLACED EMERGENCY LIGHT BATTERY PACKS PER B737 CHAPTER 33 AND OPERATIONAL CHECK NORMAL. (M)