As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 7822 - SGF-ORD - DURING CLIMB, AIRCRAFT MADE AN UNSCHEDULED LANDING DUE TO CARGO SMOKE WARNING LIGHT ILLUMINATED. CREW BLEW FIRE EXTINGUISHERS. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND FERRIED AIRCRAFT TO IAD AND REMOVED AND REPLACED SMOKE DETECTOR AND FIRE EXTINGUISHERS. OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)