Setting The Cpu Voltage; Clearing The Cmos - AOpen MX3ZA User Manual

2.2.2 Setting the CPU Voltage

This motherboard supports Celeron PPGA VID function, the CPU core voltage
is automatically detected, the range is from 1.3V to 2.05V.

2.2.3 Clearing the CMOS

JP14 Clear CMOS
1-2 Normal operation
(default)
2-3 Clear CMOS
The procedure to clear CMOS:
1. Turn off the system and unplug the AC power.
2. Remove ATX power cable from connector PWR2.
3. Locate JP14 and short pins 2-3 for a few seconds.
4. Return JP14 to its normal setting by shorting pins 1-2.
5. Connect ATX power cable back to connector PWR2.
6. Turn on the system power.
7. Press during bootup to enter the BIOS Setup Utility and specify a
new password, if needed.
Tip: If your system hangs or fails to boot because of over-
clocking, please clear CMOS and the system will go back to
default setting (300MHz).
Tip: If your system hangs or fails to boot because of over-
clocking, simply use <Home> key to restore to the default
setting (300MHz). By this smart design, it would be more
convenient to clear CPU frequency setting. For using this
function, you just need to press <Home> key first and then
Hardware Installation
You need to clear the CMOS if you forget your
system password. To clear the CMOS, follow
the procedures listed below:
JP14
1
2
3
Normal Operation
(default)
JP14
1
2
3
Clear CMOS
2-5