As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT CRUISE FL320 CA "LDG ALT" FLAG AND CA "NO VTK" FLAG ILLUMINATED. CLEARED W/IN 15 SECONDS W/O INTERVENTION. GROUNDED - YES. FOUND TO BE AN INTERMITTENT FAULT. NO HISTORY. ACCOMPLISHED FMC TEST. CYCLED POWER ON A/C REF FIM 34-61 TASK 801 & 837. SEAMC CHRIS.