As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
A FLIGHT WAS CANCELLED WHEN THE FLIGHT CREW PERFORMING PREFLIGHT CHECKS DISCOVERED A FAULT WITH THE RIGHT STALL WARNING SYSTEM. THE MAINTENANCE TEAM TROUBLESHOT AND DETERMINED THE STALL WARNING COMPUTER WAS DEFECTIVE. THE DEFECTIVE COMPUTER WAS REMOVED AND A SERVICEABLE COMPUTER WAS INSTALLED. OPERATIONS CHECKS WERE SATISFACTORY AND THE AIRCRAFT WAS RETURNED TO SERVICE.