Asus M4A77T M4A77T user's manual - Page 53

Asus M4A77T Manual

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2.4.5 The PCI PnP menu items allow you to change the advanced settings for PCI/PnP devices. The menu includes setting IRQ and DMA channel resources for either PCI/PnP or legacy ISA devices and setting the memory size block for legacy ISA devices. Take caution when changing the settings of the PCI PnP menu items. Incorrect field values can cause the system to malfunction. PCIPnP Plug And Play O/S [No] When this item is set to [No], BIOS configures all the devices in the system. When this item is set to [Yes] and if you install a Plug and Play operating system, the operating system configures the Plug and Play devices not required for boot. Configuration options: [No] [Yes] 2.4.6 The items in this menu allows you to change the USB-related features. Select an item then press to display the configuration options. The Module Version and USB Devices Enabled items show the auto-detected values. If no USB device is detected, the item shows None. USB Configuration USB Functions [Enabled] Enables or disables the USB functions. Configuration options: [Disabled] [Enabled] USB 2.0 Controller [Enabled] Legacy USB Support [Auto] Enables or disables the USB 2.0 controller. Configuration options: [Disabled] [Enabled] Enables or disables support for Legacy USB storage devices including USB flash drives and USB hard drives. Setting this item 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: [Disabled] [Enabled] [Auto] USB 2.0 Controller Mode [HiSpeed] Configures the USB 2.0 controller in HiSpeed (480Mbps) mode or FullSpeed (12Mbps) mode. Configuration options: [FullSpeed] [HiSpeed] The following items only appear when a USB storage device is plugged in. USB Mass Storage Device Configuration USB Mass Storage Reset Delay [20 Sec] Emulation Type [Auto] Sets the maximum time that the BIOS waits for the USB storage device to initialize. Configuration options: [10 Sec] [20 Sec] [30 Sec] [40 Sec] Allows you to set the emulation type. Configuration options: [Auto] [Floppy] [Forced FDD] [Hard Disk] [CDROM] ASUS M4A77T 2-15

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ASUS M4A77T
2-15
The Module Version and USB Devices Enabled items show the auto-detected values. If no
USB device is detected, the item shows
None
.
USB Functions [Enabled]
Enables or disables the USB functions. ConFguration options: [Disabled] [Enabled]
USB 2.0 Controller [Enabled]
Enables or disables the USB 2.0 controller. ConFguration options: [Disabled] [Enabled]
Legacy USB Support [Auto]
Enables or disables support for Legacy USB storage devices including USB ²ash drives and
USB hard drives. Setting this item 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. ConFguration options: [Disabled] [Enabled]
[Auto]
USB 2.0 Controller Mode [HiSpeed]
ConFgures the USB 2.0 controller in HiSpeed (480Mbps) mode or ±ullSpeed (12Mbps)
mode. ConFguration options: [±ullSpeed] [HiSpeed]
Plug And Play O/S [No]
When this item is set to
[No
], BIOS conFgures all the devices in the system. When this item
is set to
[Yes]
and if you install a Plug and Play operating system, the operating system
conFgures the Plug and Play devices not required for boot. ConFguration options: [No] [Yes]
Take caution when changing the settings of the PCI PnP menu items. Incorrect Feld values
can cause the system to malfunction.
2.4.5
PCIPnP
The
PCI PnP
menu items allow you to change the advanced settings for PCI/PnP devices.
The menu includes setting IRQ and DMA channel resources for either PCI/PnP or legacy ISA
devices and setting the memory size block for legacy ISA devices.
The following items only appear when a USB storage device is plugged in.
USB Mass Storage Device Confguration
USB Mass Storage Reset Delay [20 Sec]
Sets the maximum time that the BIOS waits for the USB storage device to initialize.
ConFguration options: [10 Sec] [20 Sec] [30 Sec] [40 Sec]
EmulationType[Auto]
Allows you to set the emulation type. ConFguration options: [Auto] [±loppy]
[±orced ±DD] [Hard Disk] [CDROM]
2.4.6
USB Confguration
The items in this menu allows you to change the USB-related features. Select an item then
press
<Enter>
to display the conFguration options.