Acer TravelMate 4020 Service Manual page 45

Parallel port
Mode
Internal TouchPad
Chapter 2
Description
Configure serial port B using options:
[Disabled]: No configuration
[Enabled]: User configuration
[Auto]: BIOS or OS chooses configuration
(OS Controlled) Displayedd when controlled
by OS
Set the mode for the parallel port using
options:
Output only Bi-directional
EPP
ECP
Configure touch pad
[Both]: Enable both touch pad and PS/2
mouse
[Auto]: If PS/2 mouse exist, disable touch
pad
Option
Disabled
Enabled
Auto
Output only
Bi-directional
EPP
ECP
Both
Auto
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