As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BOTH CARGO DOOR LIGHTS ILLUMINATED AFTER TAKEOFF CLIMBING THROUGH 500 FEET. CIRCLED AND DUMPED FUEL AND RETURNED TO ANC. MAINTENANCE FOUND UNSECURED BAG SHIFTED DURING TAKEOFF AND MOVED INSIDE DOOR HANDLE SLIGHTLY, ALSO FOUND UPPER AFT CLICK CLACK ROD NOT ADJUSTED PROPERLY. ADJUSTED PER MAINTENANCE MANUAL AND OP CHECKED DOOR WARNING SYSTEM OK.