As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF CAPTAIN'S AHRS DISPLAY DISAPPEARED, ATTITUDE DISPLAY ALERT ILLUMINATED WITH CHIME HEADING AND ROLL FLAGS APPEARING ON BOTH SIDES. THIS REOCCURRED AFTER RESET ATTITUDE DISPLAY. REPLACED RELAYS K0395 AND K0397, 10 MIN BACK UPFUSE AND REPLACED NR 1 AHRS AHC85. TESTED SYSTEM IAW 34-00-00. NR 1 AHRS TEST GOOD.