The number of disconnections detected can be checked by reading the buffer memory address 5203H (Disconnection detection count). Disconnections are detected when the following events occur.
- QJ71E71-100 is disconnected from the hub.
- A cable is removed from a hub connector.
- The hub is powered OFF.
- QJ71E71-100 Version D or later supports the capability of counting the disconnections due to cable removal from
the QJ71E71-100 connector.