What was found
AIR TURN BACK, DECLARED EMERGENCY, AFT AVIONICS SMOKE ALARM, REMOVED AND REPLACED AFT RACK COOLING FAN IAW LTV MM 23-39-00, OPS CHECK GOOD IAW MM 23-30-00. (K)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIR TURN BACK, DECLARED EMERGENCY, AFT AVIONICS SMOKE ALARM, REMOVED AND REPLACED AFT RACK COOLING FAN IAW LTV MM 23-39-00, OPS CHECK GOOD IAW MM 23-30-00. (K)