As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ELEC GEN SYS RT IDG HAS DISCONNECTED OR A PROTECTIVE TRIP OF THE GENERATOR CONTROL BREAKER HAS OCCURRED OR A PROTECTIVE TRIP OF THE BTB HAS OCCURRED. STATUS MESSAGE 01- LATCHED CLIMB MODE DEPENDENT, IDG RT FREQUENCY IS LOW. DB GENERATOR CONTROL UNIT RT. IDG CONFIRMED DISCONNECTED & PHYSICAL CHECKED OIL LVL OK & NO DAMAGE, MEL PROCEDURES ACCOMPLISHED.