As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CONT CABIN ZONE LIGHT ILLUMINATED DURING CLIMBOUT. ACCOMPLISHED GRH ITEMS. ZONE LIGHT EXTINGUISHED AFTER PRESSURE MASTER CAUTION. PERFORMED BITE TEST OF BOTH PACK/ZONE TEMP CONTROLLERS REF AMM 21 61 00, NR 2 CONTROLLER DISPLAYED FLIGHT DECK TRIM VALVE FAULT RAN VERIFY NO FAULTS, RESET CONTROLLER AGAIN RAN FULL BITE TEST PER 21 61 00, NO FAULTS.