![](/images/new-backgrounds/1196610/196610311x1.webp)
Figure 5-13 Adapter identification screen
There are two ways of specifying the characteristics of an unknown adapter:
–Manually select the attributes from the
–Click the Adapter Keying button to cycle through drawings of adapters in the right pane in Figure
The shape of the PCI connector indicates the voltage support (3.3 V or 5 V or both) and the bus width
3.3v slot | 5v slot |