As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
1.5 HRS INTO FLT THE APU FIRE WARNING LIGHT ILLUMINATED VERY DIMLY AND THE FIRE BELL SOUNDED, BUT SILENTLY FOR 10 SECONDS. THIS SITUATION DID NOT HAPPEN THE REST OF FLT. RESEATED THE A-5 AND A-8 CONTROL CARDS. APU FIRE TEST GOOD PER M/M 26-10-00.