System Devices

The System Devices screen contains parameters involving your hardware devices. It also provides advanced settings of the system.

 

 

 

 

P h oe n ixB IO S S e tu p U tility

 

 

 

 

 

 

 

 

 

 

 

 

M a in

 

S ys tem D e vice s

S ec urity

B o ot

Info .

E x it

P S /2 P o in tin g D ev ic e

S e ria l P o rt:

B as e I/O a d d re s s In te rru p t

P a ra lle l P ort:

M o de :

B as e I/O a d d re s s: In te rru p t

E C P D M A c h a nn e l:

Ite m s pe c ific H e lp

[B o th ]

[E n a b led ] [3 F 8 h] [IR Q 4 ]

[E n a b led ] [E C P ]

[3 7 8 h ] [IR Q 7 ] [D M A 1]

In tel® S p e e d S te p ™

T e c h no lo g y

[ A u tom atic ]

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

F 1

H e lp

↑ ↓

S e le ct Ite m

F 5 / F 6 C h a n g e V a lu es

F 9

S e tu p d e fa u lts

 

 

← →

 

 

 

 

E s c

E xit

S e le ct M e n u

E n te r S e le c t S u b -M en u

F

1 0 S a ve a n d E x it

 

 

 

 

 

 

 

 

The table below describes the parameters in the screen. Settings in boldface are the default and suggested parameter settings.

Parameter

 

Description

 

Options

 

 

 

PS/2 Pointing Device

Determines whether or not to disable the internal

Both or Auto-Selected

 

touchpad of a PS/2 pointing device is connected.

 

 

 

 

Serial Port

Enables, disables or auto detects the serial port.

Enabled/Disabled/Auto

 

 

 

Base I/O address

Sets the I/O address of the serial port.

3F8h/2F8h/3E8h/2E8h

 

 

 

Interrupt

Sets the interrupt request of the serial port.

IRQ4/ IRQ3

 

 

 

Parallel Port

Enables, disables or auto detects the parallel port.

Enabled/Disabled/Auto

 

 

 

Mode

Sets the operation mode of the parallel port.

ECP, EPP, Normal or Bi-directional

 

 

 

Base I/O address

Sets the I/O address of the parallel port. This

378h, 278h or 3BCh

 

parameter is enabled only if Mode is set to ECP or

 

 

Bi-directional.

 

 

 

 

 

 

Interrupt

Sets the interrupt request of the parallel port.

IRQ 7 or IRQ5

 

 

 

4

 

Mode

Sets the operation mode of the parallel port.

ECP, EPP or Bi-directional

 

 

 

ECP DMA Channel

Sets a DMA channel for the printer to operate in

DMA3 or DMA1

 

ECP mode. This parameter is enabled only if Mode

 

 

is set to ECP.

 

 

 

 

 

 

 

 

Chapter 2

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Acer 270 manual System Devices, Parameter, Options

270 specifications

The Acer 270 series, part of Acer's versatile lineup of laptops, is designed to cater to a wide range of user needs, from casual browsing to more demanding tasks. This model stands out due to its robust combination of features, innovative technologies, and sleek design, making it an attractive option for students, professionals, and everyday users alike.

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