What was found
ETOPS SIGNIFICANT SYS - LT GEN DRIVE EICAS AND LT DRIVE LIGHT CAME STEADY THEN WENT OUT ABOUT 30 NM FROM AIRPORT. LIGHTS CAME ON TWICE(10-20 SEC) THEN OUT, PRIOR TO ANY DISCONNECT. DID A BITE CHECK FOR THE BPCU, NO FAULTS FOUND. DELTA P PRESS CK'S NML. CHECKED CONNECTOR PLUG, CK GOOD. RAN NR1 ENG, ALL INDICATIONS NORMAL. ALL IAW FIM 24-20-001/101 FIG 101. IDG SERVICED AT OVERNIGHT CHECK. VOLTS AND FREQ'S NML. IDG OPS NML WITH SHIPS ENTIRE LOAD (.61).