As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PER FA, CABIN EMERGENCY LIGHTS STARTED FLICKERING AT 10K''. REF LP 7146211 FOR CORRECTIVE ACTION. ENG IDG WAS RUN AND PROVIDED CLEAN PWR. LP 7146211 DETAILS - TS FOUND NUETUAL CABLE FOR FEEDER CABLE W208-004-4 AT GD5248-ACNOT SECURED, SECURE 2EA GROUND BOLT PROPERLY TO GROUND STUD. IDLE RUN BOTH ENGINES FOR APPROX 10 EVERYTHING OPS NORMAL NO FLICKERS OF LIGHTS , VOLTAGE AC AND DC FREQ NORMAL. REF AMM 24-11-01-004-002-006 AND WDM 24-21-21 106649