Security – Acer TravelMate a550 User Manual

Page 78

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5 Software

68

Note: VGA takes up a portion of system memory, configurable via
the VGA Frame Buffer parameter. For example, if you have 128
MB SDRAM, and you set a VGA Frame Buffer of 16 MB, main
memory is 112 MB.

Security

The Security screen contains parameters that help safeguard and
protect your computer from unauthorized use.

Mode

Sets the operation mode of the parallel port.

Options: ECP, EPP or Bi-directional

Base I/O address

Sets the I/O address of the parallel port. This
parameter is enabled only if Mode is set to ECP or
Bi-directional.

Options: 378, 278 or 3BC

DMA Channel

Sets a DMA channel for the printer to operate in
ECP mode. This parameter is enabled only if Mode
is set to ECP.

Options: 3 or 1

VGA Frame Buffer
Size

Specifies the amount of main memory to allocate
for VGA.

Options: 16 Mb, 32 Mb or 8 Mb

Parameter

Description

Item Specific Help

User Password:

Set User Password:

Password on boot:

Clear

[Enter]

[Disabled]

Main System Devices

Others Boot Exit

Security

F1 Help

Select Item F5/F6 Change Values F9 Setup Defaults

Esc Exit

Select Menu Enter Select > Sub-Menu F10 Save and Exit

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TMa550.book Page 68 Wednesday, October 3, 2001 10:57 AM

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