What was found
POWER SUPPLY AT ROW 21 DOOR FAILED EMERGENCY LIGHT TEST. REPLACED POWER SUPPLY AT ROW 21 DOOR. SYSTEM GROUND CHECKED NORMAL OPERATION.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
POWER SUPPLY AT ROW 21 DOOR FAILED EMERGENCY LIGHT TEST. REPLACED POWER SUPPLY AT ROW 21 DOOR. SYSTEM GROUND CHECKED NORMAL OPERATION.