As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DC GEN AMPS R AMBER CAS: DURING CRUISE AT FL400, AMBER DC GEN AMP R CAME ON STEADY AND QRH P1 WAS DIRECTED AND FOLLOWED. DIVERSION TO MSY WAS NECESSARY. // SIGNOFF// REMOVED AND REPLACED R/H GENERATOR SHUNT AND R/H GENERATOR CONTACTOR SN: CU-74516 WITH NEW SN: CW-27787, PERFORMED SATISFACTORY OPS CHECK IAW CE-680A AMM 24-60-10. NO OTHER FAULTS AT THIS TIME.