As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER LANDING, DURING TRANSFER FROM ENGINE GENERATOR TO APU POWER, PRESSURIZATION AUTOFAIL AND ALTN LIGHTS CAME ON. FOUND LRU FAIL OFV OII ON NR 2 DCPC. RESET IAW FIM TASK 21-31, TASK 802. ALL FAULTS CLEARED AND DID NOT RETURN. BOTH NR 1 AND NR 2 DCPCS CHECKED GOOD. NO HISTORY OF FAULT FOR THE PAST 30 DAYS. ACFT OK FOR SERVICE.