Asus p4r800vm Motherboard DIY Troubleshooting Guide - Page 50

UMA Frame Buffer Size [64MB] Allows you to select the size of the onboard graphics controller memory use. Configuration options: [8MB] [16MB] [32MB] [64MB] [128MB] [None] Southbridge Configuration AC97 Audio Device Onboard LAN Device USB 1.1 OHCI Controllers USB 2.0 EHCI Controller Legacy USB Support [Auto] [Enabled] [Both] [Enabled] [Enabled] AC97 Audio Device [Auto] [Auto] allows the BIOS to detect whether you are using any audio device. If an audio device is detected, the onboard audio controller is enabled; if no audio device is detected, the controller is disabled. Configuration options: [Auto] [Disabled] OnBoard LAN Device [Enabled] Allows you to enable or disable the onboard LAN controller. Configuration options: [Enabled] [Disabled] USB 1.1 OHCI Controllers [Both] Allows you to configure the USB 1.1 OHCI controller. Configuration options: [Both] [USB 1 Only] [USB 2 Only] [Disabled] USB 2.0 EHCI Controller [Enabled] Allows you to enable or disable the USB 2.0 EHCI controller. Configuration options: [Enabled] [Disabled] Legacy USB Support [Enabled] Allows you to enable or disable support for legacy USB devices. Setting to Auto allows the system to detect the presence of USB devices at startup. If detected, the USB controller legacy mode is enabled. If no USB device is detected, the legacy USB support is disabled. Configuration options: [Enabled] [Disabled] [Auto] 2-16 Chapter 2: BIOS information