As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER GEAR DOWN ALL 4 ANTI-SKID MSGS ON DAP. GEAR UP MISSED APP ALL MSG BLANK. AFTER LANDING 2 OF 4 ANTI-SKID MSG REMAIN. AFTER POWER SWAP ALL MSG CLEARED. REMOVED AND REPLACED ANTI - SKID CONTROL BOX REF AMM 32-43. PREFORMED TEST, OPS CK NORMAL. JOB COMPLETE.