Asus M3N78-AM - Manual (Page 18)

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.
2. Press the lever sideways to unlock
the socket, then lift it up to a 90°-
100° angle.
Socket lever
Ensure that the socket lever is lifted up to 90°-100° angle, otherwise the CPU will not fit in
completely.
M3N78-AM
M3N78-AM CPU Socket AM2+
1-8 ASUS M3N78-AM