As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 2 CARGO FIRE SQUIB DOES NOT TEST. FOUND 757 TYPE APU/CARGO FIRE CONTROL PANEL INSTALLED. WITH THAT PANEL INSTALLED, THE NO. 2 CARGO SQUIB TEST LAMP WILL NOT LIGHT DUE TO DIFFERENT INTERNAL CIRCUITRY IN THE PANEL, PANEL WAS REPLACED WITH 767-322 TYPE APU/CARGO FIRE CONTROL PANEL.