Asus M4A77D User Manual - Page 55

ASUS M4A77D

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. Configuration options: [Disabled] [Enabled]

USB 2.0 Controller [Enabled]

Enables or disables the USB 2.0 controller. Configuration options: [Disabled] [Enabled]

Legacy USB Support [Auto]

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]

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]

Emulation Type [Auto]

Allows you to set the emulation type. Configuration options: [Auto] [Floppy]

[Forced FDD] [Hard Disk] [CDROM]

2.4.6

USB Configuration

The items in this menu allows you to change the USB-related features. Select an item then

press

<Enter>

to display the configuration options.

Section	Page
Notices	6
Safety information	7
About this guide	7
M4A77D specifications summary	9
Product introduction	11
1.1 Welcome!	11
1.2 Package contents	11
1.3 Special features	11
1.3.1 Product highlights	11
1.3.2 Innovative ASUS features	13
1.4 Before you proceed	15
1.5 Motherboard overview	16
1.5.1 Placement direction	16
1.5.2 Screw holes	16
1.5.3 Motherboard layout	17
1.5.4 Layout contents	17
1.6 Central Processing Unit (CPU)	18
1.6.1 Installing the CPU	18
1.6.2 Installing the heatsink and fan	20
1.7 System memory	21
1.7.1 Overview	21
1.7.2 Memory configurations	22
1.7.3 Installing a DIMM	27
1.7.4 Removing a DIMM	27
1.8 Expansion slots	28
1.8.1 Installing an expansion card	28
1.8.2 Configuring an expansion card	28
1.8.3 PCI slots	28
1.8.4 PCI Express x1 slots	28
1.8.5 PCI Express x16 slot	28
1.9 Jumpers	29
1.10 Connectors	30
1.10.1 Rear panel ports	30
1.10.2 Internal connectors	32
1.11 Software support	39
1.11.1 Installing an operating system	39
1.11.2 Support DVD information	39
BIOS information	41
2.1 Managing and updating your BIOS	41
2.1.1 ASUS Update utility	41
2.1.2 ASUS EZ Flash 2	42
2.1.3 ASUS CrashFree BIOS	43
2.2 BIOS setup program	44
2.2.1 BIOS menu screen	45
2.2.2 Menu bar	45
2.2.3 Navigation keys	45
2.2.4 Menu items	46
2.2.5 Submenu items	46
2.2.6 Configuration fields	46
2.2.7 Pop-up window	46
2.2.8 Scroll bar	46
2.2.9 General help	46
2.3 Main menu	47
2.3.1 System Time [xx:xx:xx]	47
2.3.2 System Date [Day xx/xx/xxxx]	47
2.3.3 Primary IDE Master/Slave, SATA 1/2/3/4/5/6	47
2.3.4 SATA Configuration	48
2.3.5 System Information	49
2.4 Advanced menu	49
2.4.1 JumperFree Configuration	49
2.4.2 CPU Configuration	52
2.4.3 Chipset	53
2.4.4 Onboard Device Configuration	54
2.4.5 PCIPnP	54
2.4.6 USB Configuration	55
2.5 Power menu	56
2.5.1 Suspend Mode [Auto]	56
2.5.2 ACPI 2.0 Support [Enabled]	56
2.5.3 ACPI APIC Support [Enabled]	56
2.5.4 APM Configuration	56
2.5.5 HW Monitor Configuration	57
2.6 Boot menu	58
2.6.1 Boot Device Priority	58
2.6.2 Boot Settings Configuration	58
2.6.3 Security	59
2.7 Tools menu	60
2.7.1 ASUS EZ Flash 2	60
2.7.2 Express Gate [Auto]	61
2.7.3 AI NET 2	61

Asus M4A77D User Manual - Page 55

USB Conﬁguration

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