As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT BLEED CLOSED LIGHT ILLUMINATED DURING DESCENT PRECEDED BY BURNED POPCORN ODOR IN FLIGHT DECK. ODOR WENT AWAY AFTER VALVE CLOSED. REPLACED LT ACM P/N 776910-6, S/N OFF 921197; S/N ON 9807109. ALSO REPLACED RT LP BLEED VALVE P/N ON/OFF 785802-3; S/N OFF 910619 S/N ON 9707098.