Dell Latitude 3540 Owners Manual - Page 41
System Memory Speed, Function Key Behavior - usb controller
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Option Fixed HDD L3 Cache SATA ODD AC Adapter Type Total Memory System Memory Speed Description Displays the processor L3 cache size. Displays the model number and capacity of the hard drive. Displays the model number and capacity of the optical drive. Displays the type of the AC adapter. Displays the memory installed on the computer Displays the memory speed. The Advanced tab allows you to set various functions that affect the performance of the computer. The table below defines the function of each option and its default value. Table 3. Advance Options Option Description Intel SpeedStep Enable or disable the Intel SpeedStep feature. The default option is Enabled Virtualization Enable or disable the Intel Virtualization feature. The default option is Enabled Integrated NIC Enable or disable the power supply to the on-board network card. The default option is Enabled USB Emulation Enable or disable the USB emulation feature. The default option is Enabled USB Wake Support Allows USB devices to wake-up the computer from standby. This feature is enabled only when the AC adapter is connected. The default option is Disabled SATA Operation Change the SATA controller mode to either ATA or AHCI. The default option is AHCI Adapter Warnings Enables or disables adapter warnings. The default option is Enabled Function Key Behavior Specifies the behavior of the function key . The default option is Function key first Battery Health Specifies the health of the battery. Miscellaneous Devices These fields let you enable or disable various on-board devices. External USB Ports Enables or disables external USB ports. The default option is Enabled 41