As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT NOT GROUNDED: PILOT REPORTS UPON APPLICATION OF FLEX THRUST. REVERSE THRUST NOT SET LIGHT ILLUMINATED, REJECT T/O BELOW 20KTS. MAINTENANCE ACCOMPLISHED TASK 73-29-00-710-040-802. NO FAULTS NOTED ON ALL FOUR CHANNELS. OK FOR SERVICE.