with intel motherboards, there's not a clear cmos jumper like the other brands
this should works
Method 1
- Shut the system down.
- Find the BIOS jumper.
- Remove the jumper.
- Turn the system on.
- The BIOS setup menu will automatically appear if the system is functional.
- Use the Save/Exit menu to load defaults, and then save them.
- Shut the system down.
- Put the jumper to the pins 1-2 normal position.
- Turn the system on.
Method 2
- Shut the system down.
- Disconnect the AC Mains.
- Wait forthe LED onthe motherboardturns off.
- Remove the CMOS Battery.
- Short the battery terminals on the motherboard together using a screwdriver or other metal object for at least 10 seconds.
- Refit the battery.
- Reconnect the AC Mains.
- Turn the system on.