Acer Altos G901 - Manual (Page 146)

4 BIOS setup 130
Parameter Description Option
Serial Port A/B
Base I/O Address
Interrupt Base address and IRQ (interrupt request)
setting for serial port A/B. Options
include:
Enabled - user assigned configuration
Disabled - no configuration
Auto - configuration is assigned by BIOS
or the system operating system
Auto
Disabled
Enabled
Parallel Port
Mode
Base I/O Address
Interrupt
DMA Channel
Mode, base address, IRQ, and DMA
channel for the parallel port.
Mode - sets the operation mode
Base address - sets a logical base address
Interrupt - sets the IRQ
DMA Channel - assigns a DMA (Direct
Memory Access) channel for the ECP
(Extended Capabilities Port) parallel port
function. This parameter is configurable
only if the operation mode is ECP.
Auto
Disabled
Enabled
Legacy USB
Support Enable this parameter when you intend
to use a USB device and are using a
non-Plug and Play operating system, such
as DOS. Disabled
Enabled
PS/2 Mouse Enable this parameter if you intend to
use a mouse or trackball with a PS/2
interface. Disabled
Enabled
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