Hardware Reference
In-Depth Information
standard recommends; however, to enable them to vary from manufacturer to manufacturer, they are
not required for compliance to the specification. I like to show these connector pinouts in a wire end
view, which shows how the pins are arranged looking at the back of the connector (from the wire and
not the terminal end). This way, you can see how they would be oriented if you were back-probing
the connector with the connector plugged in (see
Figure 18.22
).
Figure 18.21. ATX 20-pin motherboard main power connector, perspective view.
Figure 18.22. ATX 20-pin main power connector, side and terminal end view.
Figure 18.21
shows a view of the connector as if you were looking at it facing the terminal end.
Table 18.5. ATX 20-Pin Main Power Supply Connector Pinout (Motherboard Connector)
