As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAH - TWO OVERWING EMERGENCY LIGHTS AND ONE EMERGENCY LIGHT AFT OF FLAPS LEFT SIDE OF FUSELAGE INOPERABLE. FOUND M654, M954, AND M955 POWER SUPPLIES BAD. REPLACED POWER SUPPLIES AND LIGHT ASSEMBLIES L878, L877, AND L822. EMERGENCY LIGHTS OPS CHECK NORMAL. REFERENCE WDM 33-51-02. (X)