Dell Vostro A180 (Early 2009) - Manual (Page 25)

d. Remove the jumper plug and replace it on the CMOS jumper (CLR_CMOS) pins 2 and 3.
Vostro A100
Vostro A180
4. Replace the computer cover (see Replacing the Computer Cover ).
5. Connect your computer and devices to electrical outlets, and turn them on.
Flashing the BIOS
The BIOS may require flashing when an update is available or when replacing the system board.
1. Turn on the computer.
2. Locate the BIOS update file for your computer at the Dell Support website at support.dell.com.
3. Click Download Now to download the file.
4. If the Export Compliance Disclaimer window appears, click Yes, I Accept this Agreement.
The File Download window appears.
5. Click Save this program to disk, and then click OK.
NOTE: For non U.S. regions, choose your country or region from the drop-down list at the bottom of the Dell support website and then locate the
BIOS update file for your computer.