What was found
MULTIPLE ELEC FAILURES. A-OVERHEAD PANEL LIGHTS INOPERATIVE. B-MASTER CAUTION TRIGGERED BY PITOT/STALL AND RADIO FAN OFF ANNUN LIGHTS. CAUTION COULD NOT BE RESET AND DIMLY LIT. C-NUMEROUS FUEL BOOST PUMP C/B'S TRIPPED. D-RADAR INOP, BLACK SCREEN. E-GPS-1 INOP. F-NAV-1 FLICKERING AND UNRELIABLE. G-CAPT'S ALT POWER FAIL LIGHT ILLUM. H-FWD/AFT CARGO SMOKE DETECT FAULT LIGHTS ILLUM. I-AUTO TEMP CONTROL INOP IN AUTO-OK IN MANUAL. DECLARED YELLOW EMERGENCY AND RETURNED TO ORIGINATING AIRPORT. NORMAL LANDING, TAXIED TO PARKING WITH NO FURTHER INCIDENT.