If an error occurs during POST (Power On Self Test), you may also enter the BIOS Setup Utility by pressing when prompted. System Setup Screens The BIOS Setup Utility window displays current or changeable configuration information for your laptop. Information is divided into five menus: Main, Advanced, Security, Boot, and Exit. Key functions appear at the bottom of the BIOS Setup Utility window and lists keys and their functions within the active field. System Setup Options CAUTION: Do not change the settings in System Setup unless you are an expert computer user. Certain changes can cause your computer to work incorrectly. NOTE: Keyboard failure may result when a key on the keyboard is held down for extended periods of time. To avoid possible keyboard failure, press and release in even intervals until the System Setup screen appears. NOTE: If you wait too long and the operating system logo appears, continue to wait until you see the Microsoft Windows desktop, then shut down your laptop and try again. NOTE: Depending on your computer and installed devices, the items listed in this section may not appear, or may not appear exactly as listed. Main Menu System Time (hh:mm:ss) Displays the system time. System Date (mm/dd/yyyy) Displays the system date. Alienware Displays the model number of your computer. Service Tag Displays the service tag of your computer. BIOS Version Displays the BIOS version. EC Version Displays the EC firmware version. ME version Displays the Intel ME firmware version. CPU Displays the type of processor installed. CPU Frequency Displays the speed of the processor. CPU L3 Cache Displays the processor cache size. CPUID Displays the ID of the processor. Integrated Graphics Displays the integrated graphics. Discrete Graphics Displays the discrete graphics. Total Memory Displays the total memory available in your computer. Memory Bank 0 Displays the memory size installed in DIMM A. Memory Bank 1 Displays the memory size installed in DIMM B. Memory Bank 2 Displays the memory size installed in DIMM C. Memory Bank 3 Displays the memory size installed in DIMM D. Advanced Menu Intel SpeedStep Allows you to enable or disable the Intel SpeedStep technology. Disabling this feature may improve performance, but will greatly reduce battery life. Virtualization Allows you to enable or disable the Intel Virtualization technology. USB Emulation Allows you to enable or disable the USB emulation feature. This feature defines how the BIOS, in the absence of a USB-aware operating system, handles USB devices. USB emulation is always enabled during POST. NOTE: You cannot boot any type of USB device (floppy, hard drive, or memory key) when this option is off. USB Wake Support Allows you to enable USB devices to wake the computer from standby or to disable the USB wake support feature. NOTE: If USB Powershare is enabled, a device connected to the USB Powershare connector may not wake the computer. USB Power Share Allows you to charge USB devices when the computer is turned off or in standby mode. l AC Only: Charge USB devices when connected to AC adapter only. l AC and Battery: Charge USB devices when connected to AC adapter and when the computer is running on battery. l Disabled: Disables USB Powershare. Integrated Network Allows you to enable or disable the on-board LAN controller. l Disabled: Internal LAN is disabled and is not visible to the operating system. l Enabled: Internal LAN is enabled. High Definition Audio Allows you to enable or disable the internal high definition audio device. l Disabled: The internal audio device is disabled and is not visible to the operating system. l Enabled: The internal audio device is enabled. SD Card Reader Allows you to enable or disable the internal SD card reader. CPU Turbo Mode Allows you to enable or disable the Intel CPU turbo mode performance option. Performance Options Allows you to configure fields in the Performance Options sub-menu (for more information, see Advanced Menu—Performance Options. SATA Operation Allows you to configure the operating mode of the integrated SATA hard drive controller. l AHCI: SATA is configured for AHCI mode. l RAID: STAT is configured for RAID mode. SATA HARD DRIVE 1 Displays the installed primary SATA hard drive model. SATA HARD DRIVE 2 Displays the installed secondary SATA hard drive model. Adapter Warnings l Allows you to choose if the computer should display warning messages when you use AC adapters that are not supported by your computer. l Enabled: BIOS will detect unsupported AC adapters and display an error on the screen. Charger Behavior Allows you to enable or disable battery charging. Primary Display Allows you to choose a primary display Advanced Menu—Performance Options Overclocking Feature Allows you to enable or disable the global overclocking feature. l Disabled: The overclocking feature is disabled. l Enabled: Displays additional overclocking options. Non-Turbo Flex Support Allows you to modify the CPU flex r...
