As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CAB PR SYS 2 FAULT IN FLIGHT CABIN CONTINUOUS REPETITIVE CHIME AFTER FAULT AND EMERG EXIT LIGHTS ON BRIGHT-TROUBLESHOOTING DONE IAW TSM 31-32-00-810-884-A FOUND CPC 2 NO DATA, RESET AND OPS TEST DONE ON CPC2 IAW AMM 21-31-00-710-002-A, ALL FAULTS CLEARED. AS PRECAUTION CIDS 1 AND 2 RESET GOOD IAW AMM 23-77-00-740-005-B. AC NOW OK FOR SERVICE.