As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
A/T P/RST LIGHT FLASHED OFF AND ON TWICE JUST AFTER FLAPS WERE SELECTED TO ONE POSITION. GROUNDED - YES. ACCOMPLISHED A/ T BITE B737-9 AMM 22-31-00-710-801 AUTOTHROTTLE SYSTEM - OPERATIONAL TEST. DID NOT FIND ANY FAULTS RELATED TO WRITE UP. PERFORMED OPS TEST SEVERAL TIMES, NO FAULTS FOUND. PLACED FLAPS TO POSITION ONE AND PERFORMED A/T TEST AND NO FAULTS LOGGED. SYS OPS NML.