Asus V3-M3N8200 - Manual (Page 22)

2-4 Chapter 2: Basic installation
Make sure that the socket lever is lifted up to a 90º angle; otherwise, the CPU
will not fit in completely.
2.4.1 Installing the CPU
To install a CPU:
1. Locate the CPU socket on the motherboard.
2. Unlock the socket by pressing the
lever sideways, then lift it up to a
90º angle.
2.4 Central Processing Unit (CPU)
The motherboard comes with a 940-pin AM2+ socket designed for the AMD
Athlon™ 64 X2/Athlon™ 64/Sempron™ processor.
Socket lever
R
CPU Socket AM2+
The AM2+ socket has a different pinout from the 940-pin socket designed for
the AMD Opteron™ processor. Make sure you use a CPU is designed for the
AM2+ socket. The CPU fits in only one correct orientation. DO NOT force the
CPU into the socket to prevent bending the connectors on the socket and
damaging the CPU!
AM2+ socket is backward compatible with AM2 socket.