Printronix ProLine 5 Series Manual page 152

Timeout
This is the value used by the printer to time out from the current port and check
the other ports for data to print. When the printer has not received data from the
host after certain period of time, it needs to Timeout in order to service the other
port.
Report Status
When fault occurs on the printer, only the active port reports the fault to the host.
When this option is enabled, the port will report any fault even when it is not the
current active port.
Configuration Menus 4–99