As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER SELECTING GEAR DOWN, THE AIRCRAFT EXPERIENCED AN UNSAFE GEAR DOWNLOCK INDICATION ON THE LT MLG. (NO GREEN LIGHT). AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND CONNECTOR PLUG DISCONNECTED. CONNECTOR PLUG RECONNECTED, SYS FUNCTIONED NORMALLY. (K)