What was found
PHL - SMOKE WAS OBSERVED TO BE COMING FROM THE FIRST OFFICER'S CIRCUIT BREAKER PANEL. MAINTENANCE REPLACED THE BUSS PROTECTION PANEL. OPERATIONALLY CHECKS OK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PHL - SMOKE WAS OBSERVED TO BE COMING FROM THE FIRST OFFICER'S CIRCUIT BREAKER PANEL. MAINTENANCE REPLACED THE BUSS PROTECTION PANEL. OPERATIONALLY CHECKS OK.