As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 DC GEN CAUTION LIGHT ILLUMINATED FOLLOWED BY NR 1 DC GEN HOT THEN NR 2 DC GEN CAUTION LIGHTS. RAN CHECK LIST, NR2 GEN CAME BACK ON LINE. NR 1 REMAINED OFFLINE WITHIIN 5-10 MIN NR1 DC GEN HOT LIGHT WENT OUT. LANDING UNEVENTFUL. C/W RETRIEVAL OF EPCU DATA IAW AMM 24-21-11-742-801 FOUND CODE NR 37. R & R NR 1 STARTER GENERATOR IAW TASK CARD 6243101. ERASED EPCU DATA. C/W OPS CK OF NR 1 AND NR 2 STARTER GEN IAW AMM 24-31-00-710-802. OPS CK GOOD, NO FURTHER FAULTS EPCU IS CLEAR. RETURNED TO SERVICE.