As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON DESCENT PASSING FL270 AFT CARGO HEAT LIGHT CAME ON ALONG WITH THE FOLLOWING STATUS MSG. ELMS P110 PANEL¥ IFE COOLING FAN EQUIPMENT VENT FAN AIR/GND L¥ L AND R RECIRC FAN. T/S PER FIM MAINT MSG FAULT CODE 24-18801. PERFORMED ELMS P110 EU INITIALIZE SELF TEST. TEST PASSED. ALL MSG CLEARED AND SHOWN NOT ACTIVE ON MAT.