MSI Comprehensive Guide for GF615M-P33 BIOS Setup and Overclocking

MS-7597

Clear CMOS Jumper: JBAT1

There is a CMOS RAM onboard that has a power supply from an external battery to keep the data of system configuration. With the CMOS RAM, the system can automatically boot OS every time it is turned on. If you want to clear the system configuration, set the jumper to clear data.

JBAT1

1	1	1
	Keep Data	Clear Data

Important

You can clear CMOS by shorting 2-3 pin while the system is off. Then return to 1-2 pin position. Avoid clearing the CMOS while the system is on; it will damage the mainboard.

Overclock FSB Switch: OC_SW1 (optional)

You can overclock the FSB to increase the processor frequency by changing the switch. Follow the instructions below to set the FSB.

Default	Increase 10%	Increase 15%	Increase 20%
	speed of FSB	speed of FSB	speed of FSB

Important

*Make sure that you power off the system before setting the switch.

*When overclocking cause system instability or crash during boot. Please set the switch to default setting.

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