As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
R GEN DRIVE EICAS MESSAGE WITH ASSOCIATED DRIVE LIGHT ON, GEN DRIE DISCONNECTED AS PER ABNORMAL CHECKLIST. PLACARDED RT IDG INOP PER MEL 24-1 AUTH NR 5-49DC-B ENT IN MIC. BOTH IDGS SERVICED AND APU OIL QTY READS FULL. NO SERVICE REQUIRED. REMOVED AND REPLACED NR 2 ENGINE IDG OPS AND LK CHECK GOOD 374240236/1854. (M)