Clearing Your Pc's Cmos (Bios) Settings - HP Vectra VL410 Troubleshooting Manual

Clearing Your PC's CMOS (BIOS) Settings

CMOS is a chip that keeps a record of installed components when your PC is turned off. Clearing CMOS
settings may help you resolve some common problems. For example:
when your PC cannot detect an expansion card or other device
•
when you are having problems booting the PC.
•
You can clear CMOS settings:
by using your PC's BIOS Setup program
•
by opening your PC and clearing CMOS manually.
•
Clearing CMOS Using the Setup Program
If you are able to gain access to your PC's Setup program, use the following simple method to clear
CMOS settings:
1 Restart your PC and press F8 when the HP logo appears, then select Enter Setup. Refer to page 27.
2 From within the Setup program, press F9 to load Setup defaults.
3 Press F10 to exit Setup saving changes.
Note If you load CMOS default settings from within the Setup program, this will not clear passwords.
Manually Clearing CMOS and Passwords
1 Disconnect the PC and remove the cover.
2 Set the Clear CMOS/Password Switch 1 to ON.
Clear CMOS/Password
switch (switch 1)
3 Replace the cover then reconnect the power cord.
4 Turn on the PC. This will erase the CMOS memory.
Wait until the PC has restarted. A message will be displayed saying that the configuration has been
cleared.
5 Turn off the PC, disconnect the power cord, then remove the hard disk drive cover and hard disk drive.
6 Set the clear CMOS/Password switch to OFF to re-enable the configuration.
7 Replace the hard disk drive and hard disk drive cover, then reconnect the power cord.
8 Switch on the PC. The PC will start more slowly than usual because it will load the default
configuration values.
If You Have a Problem
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