As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
F/O NAV COURSE WINDOW WENT BLANK. ON F/O PFD YOU CAN STILL SELECT AND READ COURSE- NORMAL INDICATIONS ON APP-VOR-MAP MODES. ACFT GROUNDED. CKD DFGS CURRENT STATUS & FLT LEG HIST, NO FAULTS NOTED. PERFORMED LRU INTERFACE FOR THE MCP & CDS, PASSED. PERFORMED LAND VERIFY TEST IAW MM 22-11-00/201, PASSED. PERFORMED HGS SENSOR TEST IAW SMM 34-36-00, PASSED. ACFT REMAINS CAT III A AUTOLAND & HGS.