As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FWD CABIN TEMP EICAS MESSAGE APPEARED DURING CRUISE (<P>UPON INSPECTION FOUND INOP LIGHT ILLUMINATED T/S PER FIM 21-60 FT 806 BITE CHECK ZONE TEMP CONTROLLER. FOUND FWD CABIN ZONE TRIM AIR VALVE LIGHT ON. ITEM TRANSFERRED TO MDDR 114274 PER DDG 21-61-04-02 CAT "C" </P><P>R/R TRIM AIR VALVE IAW AMM </P>)