As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED LOSS OF AIRSPEED AND ALTITUDE ON INTEGRATED STANDBY FLIGHT DISPLAY (ISFD) MAINT MSG 34-10083 AND FOUND THE INTEGRATED STANDBY FLIGHT DISPLAY TO BE AT FAULT. REPLACED THE ISFD IAW AMM 34-24-01-420-801. OPS CK GOOD ROTABLE PARTS CHANGE WAS INDICATED - TT 1860490 SN OFF 7611 INDICATOR, INTE OFF 27-3111-9-0001 7611 ON 27-3111-9-0001 0507.