As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED. SPEEDBRAKE ARMED LIGHT DID NOT ILLUMINATE WHEN THE SPEEDBRAKE WAS ARMED FOR LANDING. AFTER LANDING, THE SPEED BRAKE HAD TO BE DEPLOYED MANUALLY. SUPPLEMENTAL REPORT: REPLACED SPEEDBRAKE ARM SWITCH AND ACCOMPLISHED ADJUSTMENT AND TEST PROCEDURE, IAW AMM 27-62-00. OPERATIONS CHECK GOOD.