As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAKE OFF RT REVERSER ISOLATION VALVE MESSAGE. DISPLAYED AND REVERSER ISOLATION LITE ILLUMINATED, AND , T/O WAS ABORTED. ACCORDING FIM78-34-00 RT REVERSER SYSTEM WAS CHECKED AND FOUND SYSTEM FAILURE. WAS TRANSFER TO DMI 189 AS PER MEL 78-31-1 CAT C.