Asus CROSSHAIR IV FORMULA User Guide - Page 35

Central Processing Unit CPU, Installing the CPU - am3

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2.3 Central Processing Unit (CPU) The motherboard comes with an AMD® AM3 Socket for AMD socket AM3 Phenom™ II / Athlon™ II / Sempron™ 100 Series processors. The AM3 socket has a different pinout from the AM2+/AM2 socket. Ensure you use a CPU designed for the AM3 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! 2.3.1 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˚ angle. Ensure that the socket lever is lifted up to a 90˚ angle. Otherwise, the CPU will not fit in completely. Socket lever ROG Crosshair IV Formula 2-9

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2.3.1
Installing the CPU
To install a CPU:
1.
Locate the CPU socket on the motherboard.
2.3
Central Processing Unit (CPU)
The motherboard comes with an AMD
®
AM3 Socket for AMD socket AM3
Phenom™ II / Athlon™ II / Sempron™ 100 Series processors.
The AM3 socket has a different pinout from the AM2+/AM2 socket. Ensure
you use a CPU designed for the AM3 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!
Ensure that the socket lever
is lifted up to a 90˚ angle.
Otherwise, the CPU will not fit in
completely.
2.
Press the lever sideways to unlock
the socket, then lift it up to a 90˚
angle.
Socket lever
ROG Crosshair IV Formula
2-9