As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: HEAD UP DISPLAY WENT BLANK 2 MINUTES AFTER DEPLOYING FOR APPROACH, NEVER CAME BACK. ALERT ON HGS PAGE OF FLIGHT MANAGEMENT SYSTEM. MAINTENANCE ACCOMPLISHED SATISFACTORY OPERATIONAL TEST OF HEAD UP DISPLAY, NO DISCREPANCIES NOTED PER TASK 34-36-00-710-802.