## PV Connectivity

### Connect to PV

You have to configure your CSS to connect to your EPICS system before BOY can connect to a real PV. This is configured in the preference page `CSS->Preferences->CSS Core->EPICS`. For more details, please see here

In BOY, just specify the PV Name property of a PV widget will make the widget connect to the PV automatically in run mode.

### Disconnected Status

There is a common look for all the diconnected PV widgets:

### PV Security

If the PV is not allowed to write, the control widgets will be disabled.