Asus M3N78 SE User Manual page 18

5. When the CPU is in place, push down the
socket lever to secure the CPU. The lever
clicks on the side tab to indicate that it is
locked.
6. Install a CPU heatsink and fan following
the instructions that came with the heatsink
package.
7. Connect the CPU fan cable to the CPU_FAN connector on the motherboard.
M3N78 SE
M3N78 SE CPU fan connector
1-8
CPU_FAN
Do not forget to connect the
CPU fan connector! Hardware
monitoring errors can occur if
you fail to plug this connector.
Chapter 1: Product introduction