What was found
SPOILER FAIL AT FL320 WITH SPOILER INDICATING OPEN BUT VISUALLY CHECKED CLOSED, (SPEED BRAKE HANDLE IN CLOSED POSITION), CREW PERFORMED QRH AND PULLED CBS, MSG CLEARED ON LANDING) ACFT ARRIVED TO MX WITH SPOILER INBD FAIL CMC MSG. COMPLIED WITH RIM TASK 27-63-00-810-806-A TO BLOCK 23. R & R THE GROUND SPOILER CONTROL VALVE IAW AMM 27-62-03-04. OPS & LEAK CHKD GOOD, NO FURTHER DEFECTS NOTED.