System Security - Acer 500 User Manual

BIOS Utility
Parameter
Parallel Port
Base Address
IRQ
Operation
Mode
ECP DMA
Channel

System Security

The System Security screen contains parameters that help
safeguard and protect your computer from unauthorized
use.
90
Description
Enables or disables the parallel port.
Options: Enabled or Disabled
Sets the I/O address of the parallel port.
Options: 378h, 278h or 3BCh
Sets the interrupt request of the parallel port.
Options: 7 or 5
Sets the operation mode of the parallel port.
Options: Bi-directional , ECP or Standard
Sets a DMA channel for the printer to operate
in ECP mode. This parameter is enabled only
if Operation Mode is set to ECP .
Options: 1 or 3
User's Guide