Gigabyte GA-7N400S Set System Clock CLKSW, Installation of the CPU and Heatsink, English

1-3 Set System Clock (CLK_SW)

The system bus frequency can be switched at 100/133/166/200MHz by adjusting CLK_SW. (The internal frequency depend on CPU.)

ON

ON: Auto (133/166/200MHz, supports the 266/333/ 400MHz FSB CPU, Default)

OFF

ON

OFF: FORCE 100MHz (supports the 200MHz FSB

OFF CPU)

When you use a CPU with 200MHz FSB, please do set the CLK_SW to OFF (100MHz).

CLK_SW

Default setting: ON

1-4 Installation of the CPU and Heatsink

Before installing the CPU, please comply with the following conditions:

1. Please make sure that the motherboard supports the CPU.

2. Please take note of the one indented corner of the CPU. If you install the CPU in the wrong direction, the CPU will not insert properly. If this occurs, please change the insert direction of the CPU.

3.Please add an even layer of heat sink paste between the CPU and heatsink.

4.Please make sure the heatsink is installed on the CPU prior to system use, otherwise overheating and permanent damage of the CPU may occur.

5.Please set the CPU host frequency in accordance with the processor specifications. It is not recommended that the system bus frequency be set beyond hardware specifications since it does not meet the required standards for the peripherals. If you wish to set the frequency beyond the proper specifications, please do so according to your hardware specifications including the CPU, graphics card, memory, hard drive, etc.

English

- 11 - Hardware Installation