Acer TravelMate a550 User Manual - Page 78

The Security screen contains parameters that help safeguard and, protect your computer

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TMa550.book Page 68 Wednesday, October 3, 2001 10:57 AM 68 5 Software Parameter Mode Base I/O address DMA Channel VGA Frame Buffer Size Description Sets the operation mode of the parallel port. Options: ECP, EPP or Bi-directional 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 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 Specifies the amount of main memory to allocate for VGA. Options: 16 Mb, 32 Mb or 8 Mb 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. Main System Devices Security User Password: Set User Password: Password on boot: Clear [Enter] [Disabled] Others Boot Exit Item Specific Help F1 Help Esc Exit ↑↓ Select Item ←→ Select Menu F5/F6 Change Values Enter Select > Sub-Menu F9 Setup Defaults F10 Save and Exit

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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
↑↓
←→
TMa550.book
Page 68
Wednesday, October 3, 2001
10:57 AM