What was found
AIRCRAFT WAS NOT GROUNDED: DURING PS CHECK FOUND EMERGENCY LIGHTS OUT AT SEAT ROW 17ABC. MZINTENANCE REPLACED POWER SUPPLY 13WL EPSU IAW 33-51-38.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS NOT GROUNDED: DURING PS CHECK FOUND EMERGENCY LIGHTS OUT AT SEAT ROW 17ABC. MZINTENANCE REPLACED POWER SUPPLY 13WL EPSU IAW 33-51-38.