Dell Optiplex-620 User Guide - Page 8

Controller Off - The USB controller is disabled On - the USB controller is enabled No Boot - The USB controller is enabled; however, the BIOS will not recognize USB storage devices. Front USB Ports The factory default setting is On. Enables and disables the front-panel USB ports. Off - Disabled On - Enabled The factory default setting is On. LPT Port Mode Selects the mode of operation for the integrated parallel port. Off - port is disabled AT - port is configured for IBM AT compatibility PS/2 - port is configured for IBM PS/2 compatibility EPP- enhanced parallel port protocol ECP- Extended Capability port protocol LPT Port Address The factory default setting is PS/2. Selects the base IO address for the integrated parallel port. The factory default setting is 378h. Video Primary Video This setting specifies which video controller is primary when two video controllers are present on the computer. Video Memory This setting specifies the amount of memory available to video controllers. Size Performance HyperThreading If your computer's processor supports Hyper-Threading, this option appears in the Options List. HDD Acoustic Mode l Quiet (default setting) - The hard drive operates at its most quiet setting. l Performance - The hard drive operates at its maximum speed. l Bypass - Your computer does not test or change the current acoustics mode setting. l Suggested - The hard drive operates at the level suggested by the drive manufacturer. Security Admin Password System Password Drive Password ModBay Password NOTE: Switching to performance mode may cause the drive to be noisier, but its performance is not affected. Changing the acoustics setting does not alter your hard-drive image. This section displays available system security options. See "Security" for more information. This option provides restricted access to the computer's System Setup program in the same way that access to the system can be restricted with the System Password option. The settings are Set, Not Set, and Disabled. If the option is to Set, an administrator password is assigned. If the option is to Not Set, no administrator password is assigned and the password jumper on the system board is in the enabled position (the default setting). If the option is to Disabled, the administrator password is disabled by a jumper setting on the system board. To disable the administrator password, enter the password at the prompt and hit . Displays the current status of the system's password security feature and allows a new system password to be assigned and verified. The settings are Set, Not Set, and Disabled. If the option is Set, a system password is assigned. If the option is Not Set, no system password is assigned and the password jumper on the system board is in the enabled position (the default setting). If the option is Disabled, the system password is disabled by a jumper setting on the system board. To disable the system password, enter the password at the prompt and hit . Set this password to prevent unauthorized users from accessing the hard drive. NOTE: The option appears for each installed hard drive that supports hard-drive passwords. If no drives support a drive password, this option will not display. Set this password to prevent unauthorized users from accessing a hard drive installed in the module bay. NOTE: The option only appears for a hard drive installed in the module bay that supports hard-drive passwords. If no hard drive is installed