As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) NR 1 MULTIFUNCTION DISPLAY (MFD) BECAME BLANK DURING CLIMB WHEN THE PILOT PUSHED RDR/TERR SWITCH. ACFT TURNED BACK TO THE ORIGINAL AIRPORT. CCB WAS RESET AND EFD WAS REMOVED AND RE-INSTALLED. EFD WAS BACK TO NORMAL OPERATION. MDC DID NOT STORE ANY RELATED FAULTS.