Door reports valid access or valid access - no entry but does not physically unlock.
CX9900 / CX9680 with AC1 or AC1Plus
Door physically overridden
From the command line print the door override attribute, if the override is reported as TRUE return the channel's override switch to the auto position.
If the override value attribute continues to read TRUE even when the switch is in the auto position the hardware may be damaged.
Check that the security key is still inserted in the Cyberstation.