Dell OptiPlex 390 Owner's Manual

Also see for OptiPlex 390: Setup & features Quick reference guide Specifications Specifications Setup & features

Contents

Beep Codes and Text Error MessagesThe OptiPlex BIOS is capable of displaying error messages in plain English,along with beep codes. If the BIOS determine the previous boot wasunsuccessful, it displays an error message similar to the following:Previous attempts at booting the system have failedat checkpoint ______. For help resolving thisproblem, please note this checkpoint and contactDell Technical Support.NavigationThe computer setup can be navigated by either the keyboard or the mouse.Use the following keystrokes to navigate the BIOS screens:Action KeystrokeExpand and collapse field , left- or right-arrow key, or +/–Expand or collapse all fields < >Exit BIOS — Remain in Setup, Save/Exit,Discard/ExitChange a setting Left or right-arrow keySelect field to change Cancel modification Reset defaults or Load Defaults menu optionSystem Setup OptionsNOTE: Depending on the computer and its installed devices, the items listed in thissection may or may not appear.GeneralSystem Information Displays the following information:• System Information: Displays BIOS Version, Service Tag,Asset Tag, Ownership Date, Manufacture Date, and theExpress Service Code.• Memory Information: Displays Memory Installed, MemoryAvailable, Memory Speed, Memory Channels Mode,57