Deleting A Password - American Megatrends MegaDual User Manual

4

Deleting a Password

If you forget the passwords you set up through AMIBIOS Setup, the only way you can
restart the computer is to erase the system configuration information where the passwords
are stored. System configuration data is stored in CMOS RAM, a type of memory that
consumes very little power.
Erase Old Password You can drain CMOS RAM power via JP3 on the motherboard. JP3 is a 3-pin berg with
a default setting of pins 1 and 2 shorted by a jumper. Perform the following steps to erase
the old password.
certain that no electrostatic discharge (ESD) occurs.
Step
1 Turn the computer power off and remove the computer cover.
2 Remove the jumper from pins 1-2 of JP3 and place a shorting
bridge on pins 2-3 of JP3.
3 Turn on computer power for about 10 seconds.
4 Turn the computer off again.
5 Remove the shorting bridge from pins 2-3 of JP3 and put it
back on pins 1-2 of JP3.
6 Turn on computer power again.
Since you drained power from CMOS RAM, all system
configuration information has been erased. You must now re-
enter the system configuration information by running
AMIBIOS Setup.
Important
Make sure you are properly grounded before
performing the following procedure. You must be
ESD can ruin your motherboard. Wear an antistatic
wristband attached to a ground. See "Avoid Static
Electricity" on the following page.
Chapter 4 Deleting a Password
Action
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