Atx Psu / Dc-In Power Connections - ASROCK EPYC3451D4I2-2T User Manual

2.6 ATX PSU / DC-IN Power Connections

This motherboard supports both +12V DC and ATX power input. Please refer to the table
below for the required connections between the motherboard and the power supply.
Connector
12V 8pin
ATX 4pin
The following diagram illustrates how to connect the bundled ATX 24pin-to-4pin con-
verter cable.
24
DC-IN
DC-IN
PSU
12V 8pin
24pin-to-4pin
Converter Cable
O
X
(with the bundled ATX
24pin-to-4pin converter cable)
ATX PSU
PSU
(via a 24pin-to-4pin
Converter Cable)
12V 8pin ATX 4pin
ATX PSU
O
O