Справочник Пользователя для Intel SE7520JR2

Revision 1.0 

USB Configuration 
USB Devices 
Enabled 

N/A 

N/A 

List of USB 
devices detected 
by BIOS. 

USB Function 

Disabled  
Enabled 
 

Enables USB HOST controllers. 

When set to 
disabled, other 
USB options are 
grayed out. 

Legacy USB Support  Disabled 

Keyboard only 
Auto 
Keyboard and Mouse 

Enables support for legacy USB. AUTO option 
disables legacy support if no USB devices are 
connected. If disabled, USB Legacy Support will 
not be disabled until booting an OS. 

 

Port 60/64 Emulation  Disabled 

Enabled  

Enables I/O port 60/64h emulation support.  
This should be enabled for the complete USB 
keyboard legacy support for non-USB aware 
OSes. 

 

USB 2.0 Controller 

Disabled  
Enabled 

N/A 

 

 

USB 2.0 Controller 
mode 

FullSpeed 
HiSpeed 

Configures the USB 2.0 controller in HiSpeed 
(480Mbps) or FullSpeed (12Mbps). 

 

USB Mass Storage 
Device Configuration 

N/A 

Configure the USB Mass Storage Class 
Devices. 

Selects submenu 
with USB Device 
enable. 

 

 

 

 

 

USB Mass Storage Device Configuration 
USB Mass Storage 
Reset Delay 

10 Sec 
20 Sec 
30 Sec 
40 Sec 

Number of seconds POST waits for the USB 
mass storage device after start unit command. 

 

 

Device #1 

N/A 

N/A 

Only displayed if a device 
is detected, includes a 
DeviceID string returned 
by the USB device. 

Emulation Type 

Auto 
Floppy 
Forced FDD 
Hard Disk 
CDROM 

If Auto, USB devices less than 530MB will be 
emulated as Floppy and remaining as hard drive.  
Forced FDD option can be used to force a HDD 
formatted drive to boot as FDD (Ex.  ZIP drive).