What was found
ORD - FLT 2800 - EN ROUTE FROM BWI-MDW, CAPTAIN REPORTED THAT THE NR 1 TRANSFER BUS TRIPPED OFF LINE. MOST OF THE CAPTAINS FLIGHT INSTRUMENTS WERE LOST ALONG WITH PARTIAL ANTI-SKID AND RADIO. CIRCUIT BREAKER WAS FOUND POPPED OUT BUT COULD NOT BE RESET. FLIGHT DIVERTED TO ORD AND LANDED WITHOUT FURTHER INCIDENT. NO EMERGENCY WAS DECLARED. MAINTENANCE DISCONNECTED NR 1 CSD, RESET BREAKER AND RAN ENGINES/APU. POWER TRANSFERS OK. (M)