Dell OptiPlex 3240 All-In-One Owner's Manual

Maintenance screen options

Option	Description
Service Tag	Displays the Service Tag of your computer.
Asset Tag	Allows you to create a system asset tag if an asset tag is not already set. This option is not set by default.
SERR Messages	Controls the SERR message mechanism. This option is enabled by default. Some graphics cards require that the SERR message mechanism be disabled.
BIOS Downgrade	This controls flashing of the system firmware to previous revisions. Wipe on Next boot
Data Wipe	This field allows users to securely erase data from all internal storage devices. NOTE: Data wipe will cause data loss on all the internal hard drives.
BIOS recovery	This option enables the user to recover from certain corrupted BIOS conditions from a recovery file on the user primary hard drive or an external USB key. BIOS recovery from the hard drive Follow the procedure to recover BIOS from hard drive. Power on the system. While the blue Dell logo is visible, press the F2 key to enter the System Setup. Press the Num Lock key, and verify that the Num Lock light is on. Press the Caps Lock key, and verify that the Caps Lock light is on. Press the Scroll Lock key, and verify that the Scroll Lock light is on. Press the Alt + F keys at the same time. The system will beep as the setup defaults are restored. Press the Alt + F keys at the same time to restart the system. The changes are automatically saved.