As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FINAL APPROACH WHILE SELECTING FLAPS FROM 20 TO 30 DEGREES "FLAPS HALF SPEED" STATUS MESSAGE ILLUMINATED.PULLED CB F4 ON CB PANEL 1 AND 2, RESET AND CYCLED FLAPS SEVERAL TIMES. OPS CHECKS GOOD. "FLAPS HALF SPEED" STATUS MESSAGE ILLUMINATED AGAIN ON FINAL APPROACH. REPLACED RIGHT BPSU IAW 27-51-10. OPS CHECK GOOD.