What was found
IN FLT AT FL330 LEFT GEN DRIVE EICAS LT CAME ON. 30 SEC LATER LE FT GEN DISCONNECTED. DEBRIEFED CREW - IN CRUISE APPROX FL310 NR. 1 GEN DRIVE EICAS MESSAGE AND LIGHT ILLUMINATED. GEN AUTOMATICALLY DISCONNECTED. BPCU BITE INDICATES MULTIPLE FAULTS, INCLUDING HIGH RISE TEMP, OVERTEMP REPLACE IDG, DISCONNECT TRIP, LOW FREQ. TRIP, ETC. FOUND OIL LEVEL INDICATING OK, DIFFERENTIAL PRESSURE/ BYPASS INDICATOR ON FILTER HOUSING IS TRIPPED. UPDATED L/P TO REQUIRE SFR TO SDR REMOVED AND REPLACED # 1 ENG IDG AS PER AMM 24-11-01-424-002. PERFORMED OPS AND LEAK CHECK . NO FAULTS OR LEAK NOTED AT THIS TIME