Chapter 3 – DFI PIC-H61 User Manual

Page 30

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30

Chapter 3 BIOS Setup

Chapter 3

USB Configuration

This section is used to configure USB.

Super IO Configuration

This section is used to configure the I/O functions supported by the onboard Super I/O chip.

Legacy USB Support

Enabled

Enables legacy USB.

Auto

Disables support for legacy when no USB devices are connected.

Disabled

Keeps USB devices available only for EFI applications.

EHCI Hand-off

This is a workaround for OSes that does not support EHCI hand-off. The EHCI ownership

change should be claimed by the EHCI driver.

Port 60/64 Emulation

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

Enables Legacy USB
support. AUTO option
disables legacy support if
no USB devices are
connected. DISABLE
option will keep USB
devices available only for
EFI applications.

Aptio Setup Utility - Copyright (C) 2011 American Megatrends, Inc.

Version 2.14.1219. Copyright (C) 2011 American Megatrends, Inc.

USB Confi guration

USB Devices:
1 keyboard, 2 Hubs

Legacy USB Support

EHCI Hand-off
Port 60/64 Emulation

Advanced

[Enabled]

[Disabled]
[Enabled]



Select Screen



Select Item

Enter: Select
+/-: Change Opt.
F1: General Help
F2: Previous

Values

F3: Optimized

Defaults

ESC: Exit

Set Parameters of Serial
Port 2 (COMB).

Aptio Setup Utility - Copyright (C) 2011 American Megatrends, Inc.

Version 2.14.1219. Copyright (C) 2011 American Megatrends, Inc.

Super IO Confi guration

Super IO Chip

Restore AC Power Loss

Watchdog Timer

SuperIO Watchdog Timer

Floppy Disk Controller Confi guration

IR Port Confi guration

Parallel Port Confi guration

Advanced

Fintek F71889

[Power Off]
[Disabled]

10



Select Screen



Select Item

Enter: Select
+/-: Change Opt.
F1: General Help
F2: Previous

Values

F3: Optimized

Defaults

ESC: Exit

Restore AC Power Loss

Off

When power returns after an AC power failure, the system’s power is off. You

must press

the Power button to power-on the system.

On

When power returns after an AC power failure, the system will automatically power-on.

Last State

When power returns after an AC power failure, the system will return to the state where

you left off before power failure occurs. If the system’s power is off when AC power

failure occurs, it will remain off when power returns. If the system’s power is on when AC

power failure occurs, the system will power-on when power returns.

Watchdog Timer

Enable or disable Super I/O watchdog timer.

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