Asus M4A78LT-M LE User Manual - Page 18

Central Processing Unit CPU - unlock sempron

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1.6 Central Processing Unit (CPU) This motherboard supports AMD® Phenom™ II / Athlon™ II / Sempron™ 100 series processors. The AM3 socket has a different pinout from the 940-pin socket designed for the AMD Opteron™ processor. Use a CPU that is designed for the AM3 socket. 1.6.1 Installing the CPU To install a CPU: 1. Locate the CPU socket on the motherboard. M4A78LT-M LE M4A78LT-M LE CPU socket AM3 2. Press the lever sideways to unlock the Socket lever socket, then lift it up to a 90°-100° angle. Ensure that the socket lever is lifted up to a 90°-100° angle; otherwise, the CPU will not fit in completely. 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 fits in place. The CPU fits only in one correct orientation. DO NOT force the CPU into the socket to prevent bending the pins and damaging the CPU! Small triangle Gold triangle 1-8 Chapter 1: Product introduction E5032_M4A78LT-M LE.indb 8 9/25/09 2:31:33 PM

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1.6
Central Processing Unit (CPU)
This motherboard supports AMD
®
Phenom™ II / Athlon™ II / Sempron™ 100 series
processors.
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 a 90°-100° angle; otherwise, the CPU will not fit
in completely.
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 fits in place.
The CPU fits 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
The AM3 socket has a different pinout from the 940-pin socket designed for the
AMD Opteron™ processor. Use a CPU that is designed for the AM3 socket.
M4A78LT-M LE
M4A78LT-M LE CPU socket AM3
Chapter 1: Product introduction
1-8
E5032_M4A78LT-M LE.indb
8
9/25/09
2:31:33 PM