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Asus A7N8X Deluxe User Manual

Page 35

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ASUS A7N8X motherboard user guide

21

4) Clear RTC RAM/CMOS (CLRTC1)

This jumper clears the Real Time Clock (RTC) RAM of date, time, and system
setup parameters in CMOS. The RAM data in CMOS is powered by the
onboard button cell battery.

To erase the RTC RAM:

1. Turn OFF the computer and unplug the power cord.
2. Remove the battery.
3. Move the jumper caps from [1-2] to [2-3] momentarily. Replace the
jumper cap to the original position, [1-2].

4. Re-install the battery.
5. Plug the power cord and turn ON the computer.
6. Hold down the key during the boot process and enter BIOS

setup to re-enter data.

A7N8X

®

A7N8X Clear RTC RAM

1 2

CLRTC1

Normal

Clear CMOS

2 3

(Default)

5) Central Processing Unit FSB (CPU_FSB)

This jumper when set to 1-2 pins (default), enable support for Front Side
Bus 400/333/266. When set to pins 2-3, it sets support for FSB 200 only.
Support for FSB 400 is available to PCB 2.0 or later versions only.

A7N8X

®

A7N8X CPU FSB Jumper Setting

CPU_FSB

FSB400/333/266

FSB200

(Default)

1
2

3

2