What was found
BLINKING GEN DRIVE LIGHT FOLLOWED BY A STEADY RT GEN DRIVE EICAS MESSAGE, DISCONNECTED RIGHT IDG. PLACARDED RIGHT IDG INOPERATIVE PER MEL REF 24-1 AUTH. CHECKED AND FILLED TO LEVEL IDG OIL LEVELS ALSO CHECKED APU OIL LEVEL FOUND NORMAL ENTERED IN MIC SHEET DEF RED 24-1 AUTH NR 3-129DC-A. REPLACED RIGHT ENG IDG OPS AND LEAK CHECK NORMAL. REMOVED PLAC, CLD MIC SHEET, RAN ENGINE CK IDG LOAD CK OK. (M)