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ASUS PR-DLS533 motherboard user guide
2-17
5. Clear RTC RAM (R452)
These solder pads allow you to clear the Real Time Clock (RTC) RAM
in CMOS. You can clear the CMOS memory of date, time, and system
setup parameters by erasing the CMOS RTC RAM data. The RAM
data in CMOS, that include system setup information such as system
passwords, 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. Short the solder pads for about 5 seconds.
4. Re-install the battery.
5. Plug the power cord and turn ON the computer.
6. Hold down the <Del> key during the boot process and enter BIOS
setup to re-enter data.
PR-DLS533
PR-DLS533 Clear RTC RAM
Short solder points
to Clear CMOS
R452
ASUS
ASIC
with Hardware
Monitor
CR2032 3V
Lithium Cell
CMOS Power
4. SCSI setting (2-pin SCSI_EN)
This jumper allows you to enable or disable the onboard SCSI feature.
Keep the jumper open if you wish to install SCSI devices. Place a cap
on the jumper to disable the onboard SCSI controller.
PR-DLS533
SCSI_EN
PR-DLS533 SCSI Setting
(Default)
Enable Disable