MSI 790GX User Guide - Page 33

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Hardware Setup Switch This mainboard provides the following switch for you to set the computer's function. This section will explain how to change your mainboard's function through the use of s wi t c h . Overclock FSB Switch: OCSWITCH1 You can overclock the FSB to increase the processor frequency by changing the switch. Follow the instructions below to set the FSB. DOC1 1:ON 1:ON 1:OFF 1:OFF DOC2 2:ON 2:OFF 2:ON 2:OFF CPU Frequency Default Increase 10% speed of FSB Increase 15% speed of FSB Increase 20% speed of FSB Important 1. Make sure that you power off the system before setting the switch. 2. When overclocking cause system instability or crash during boot, the following warning message will display during POST. And then,please set the switch to default setting. W arnin g!!! O C sw itch overclocking had fa iled, P lea se s hu tdo w n an d a djus t oc sw itc h to low er fre que nc y. Try aga in! 2-19

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2-19
Hardware Setup
Switch
This mainboard provides the following switch for you to set the computer
’
s function.
This section will explain how to change your mainboard
’
s function through the use of
switch.
Overclock FSB Switch: OCSWITCH1
You can overclock the FSB to increase the processor frequency by changing the
switch. Follow the instructions below to set the FSB.
DOC1
DOC2
CPU Frequency
1:ON
2:ON
Default
1:ON
2:OFF
Increase 10% speed of FSB
1:OFF
2:ON
Increase 15% speed of FSB
1:OFF
2:OFF
Increase 20% speed of FSB
Important
1.
Make sure that you power off the system before setting the switch.
2. When overclocking cause system instability or crash during boot, the
following warning message will display during POST. And then,please set
the switch to default setting.
W arning!!! O C sw itch overclocking had failed,
Please shutdown and adjust oc switch to low er fre quency.
Try again!