As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 5998 - MBS-PIT - APPROXIMATELY 15 MILES FROM PIT, THE TCAS DISPLAY SCREEN BLANKED OUT, THEN RESET. THE CREW SMELLED A FAINT ELECTRICAL ODOR. CREW DONNED OXYGEN MASKS AND GOGGLES AS A PRECAUTION AND AN EMERGENCY WAS DECLARED. THE AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE ACTION WAS DEFERRED PER MEL 34-15. AIRCRAFT WAS RETURNED TO SERVICE. (M)