Acer Aspire T670 Service Manual page 43

Parameter
USB Keyboard Support
USB Mouse Support
AC97 Audio
Onboard H/W LAN
Onboard LAN Boot ROM
Onboard Serial Port 1
Parallel Port Mode
ECP Mode Use DMA
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Description
This item lets you enable or disable the USB
keyboard driver within the onboard BIOS. The
keyboard driver is simulates legacy keyboard
command and lets you use a USB keyboard
during POST or after boot if you do not have a
USB driver in the operating system
This item lets you enable or disable the USB
mouse driver within the onboard BIOS. The
keyboard driver simulates legacy mouse
command and lets you use a USB mouse during
POST or after boot if you do not have a USB
driver in the operating system.
Auto :Auto detect AC97 audio function
Disabled : Disable AC97 audio function
Enabled : Enable Onboard H/W LAN function
Disabled : Disable this function
This function decide whether to invoke the boot
ROM of the onboard LAN chip
This option is used to assign the I/O address and
interrupt request (IRQ) for onboard serial port 1
SPP : Using Parallel port as Standard Parallel Port
EPP : Using Parallel port as Enhanced Parallel Port
ECP : Using Parallel port as Extended Capabilities Port
ECP+EPP : Using Parallel port as ECP & EPP mode
3 : Set ECP Mode Use DMA to 3
1 : Set ECP Mode Use DMA to 1
Options
Enabled : Enable USB Keyboard
Support
Disabled : Disable USB Keyboard
Support
Enabled : Enable USB Mouse
Support
Disabled : Disable USB Mouse
Support
Enabled
Diabled
Auto : BIOS will automatically
setup the port 1 or 2 address
3F8/IRQ4 (Serial Port 1 default)
2F8/IRQ3 (Serial Port 2 default)
3E8/IRQ4
2E8/IRQ3
Diabled : Disable onboard Serial
port 1
Chapter 2