As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 3513 AFTER SHUTDOWN. ALL CABIN DOOR "RED CABIN PRESSURE" LIGHTS ILLUMINATED AND WERE FLASHING. CABIN PRESS DELTA P INDICATED " ZERO". CORRECTIVE ACTION: REPLACED DIFFERENTIAL PRESSURE SWITCHES 301MJ AND 302MJ. PERFORMED LEAK CHECK OF STANDBY AIR DATA SYSTEM. TEST OK. (7353632)