Asus M4N78 SE User Manual

ASUS M4N78 SE 1-7
1.6 Central Processing Unit (CPU)
The motherboard comes with an AM2+ / AM2 socket designed for AMD
®
AM2+ / AM2
Phenom™ FX / Phenom™ / Athlon™ / Sempron™ processor.
The AM2/AM2+ socket has a different pinout from the 940-pin socket designed for the AMD
Opteron™ processor. Use a CPU that is designed for the AM2/AM2+ socket.
1.6.1 Installing the CPU
To install a CPU:
1. Locate the CPU socket on the motherboard.
Make sure that the socket lever is lifted up to
a 90º angle; otherwise, the CPU will not t in
completely.
2. Unlock the socket by pressing the lever
sideways, then lift it up to a 90º angle.
Socket lever
3. Position the CPU above the socket such that
the CPU corner with the gold triangle matches
the socket corner with a small triangle.
4. Carefully insert the CPU into the socket until it
ts in place.
The CPU ts only in one correct
orientation. DO NOT force the
CPU into the socket to prevent
bending the pins and damaging
the CPU.
Gold triangle
Small triangle

Asus M4N78 SE Specifications

General

CPU Socket	AM2+
Memory Type	DDR2
Memory Slots	4 x DIMM
Max Memory	16 GB
Form Factor	ATX
S/PDIF Out	1 x Optical
Expansion Slots	1 x PCIe x16, 2 x PCIe x1, 3 x PCI
USB Ports	12 x USB 2.0
LAN	Realtek RTL8211CL Gigabit LAN controller
Video Outputs	VGA
Dimensions	30.5 cm x 24.4 cm
Power Pin	24-pin ATX
Storage Interfaces	1 x UltraDMA 133/100/66 6 x SATA 3 Gb/s
PS/2	1 x PS/2 keyboard/mouse combo port