What was found
AFTER TAKEOFF FIRST OFFICER''S HSI DISPLAY FAILED (WENT BLANK). RETURNED TO LAX. REPLACED FIRST OFFICER''S HPU-74. OPS CHECKS GOOD. S/N: 1688, S/N OFF: 103.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AFTER TAKEOFF FIRST OFFICER''S HSI DISPLAY FAILED (WENT BLANK). RETURNED TO LAX. REPLACED FIRST OFFICER''S HPU-74. OPS CHECKS GOOD. S/N: 1688, S/N OFF: 103.