Intel H61 User Manual page 12

** If you are using a 20-pin power plug, please refer to Figure1 for power supply
connection. Power plug form power supply and power connectors from motherboard
both adopt key design to avoid mistake installation. You can insert the power plug into
the connector with ease only in the right direction. If the direction is wrong it is hard to
fit in and if you make the connection by force if is possible.
Figure1：20-pin power plug
(2) ATX 12V Power Connector (8-pin block) : ATX12V1
This is a new defined 8-pin connector that usually comes with ATX Power
Supply. The ATX Power Supply which fully supports LGA 1155 processor must
including this connector for support extra 12V voltage to maintain system power
consumption. Without this connector might cause system unstable because the
power supply can not provide sufficient current for system.
(3) Serial-ATA2 Port connectors: SATAII-1~SATAII-4
These connectors support the provided Serial ATA hard disk cable to connect the
motherboard and serial ATA2 hard disk drives.
Figure 2：24-pin power plug
Pin 1
9