As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
L GEN EICAS LT ILLUM, RTFL. REPLACED OIL SVC FITTING. SERVICED IDG AND PERFORMED A 10 MIN HIGH POWER RUN. NO LEAKS NOTED. NR 1 ENGINE IDG DRIVE LIGHT WILL NOT ILLUMINATE WHEN NO PRESSURE IS PRESENT. BEGAN REMOVAL OF NR 1 ENGINE IDG. CONTINUED IDG INSTALLATION TO COMPLETION.