As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CEILING LIGHT ASSY DM33036C AT APPROX STA 1990, RBL 90, CONNECTION IS NON COMPLIANT PER FCD 3321-01019 REV B PAGE 40 ITEM 23. THIS IS THE JACK SIDE (AIRCRAFT SIDE). REPLACED WITH CONNECTOR BACC65AJ111S (WHITE) AND RE-SECURE CEILING LIGHT ASSY CONNECTOR TO THIS JACK SIDE. INSPECTED NEW CONNECTOR INSTALLATION.