What was found
(CAN) ON DESCENT AIRPLANE TOTALLY DEPRESSURIZED. DID NOT AUTO SWITCH TO STANDBY. NO TIME TO TROUBLESHOOT. DID NOT APPEAR TO WORK IN STANDBY. REPLACED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) ON DESCENT AIRPLANE TOTALLY DEPRESSURIZED. DID NOT AUTO SWITCH TO STANDBY. NO TIME TO TROUBLESHOOT. DID NOT APPEAR TO WORK IN STANDBY. REPLACED.