As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: PILOT REPORTS IN CRUISE FLIGHT: CABIN PRESSURIZATION CONTROLLER WINDOWS BLANKED OUT- DID NOT RESTORE IN FLIGHT- CABIN PRESSURIZATION NORMAL. MAINTENANCE REMOVED AND REPLACED CABIN PRESSURE CONTROL MODULE IAW AMM 21-31-00. OPS CHECK GOOD.