Acer Travelmate C300 Service Guide

Chapter 133
DMA Channel Assignment
ItemSpecification
00 PnP Audio System CODEC
01 Free
02 Standard Floppy Disck Controller
03 ECP Printer Port 

34Chapter 1 

Chapter 235
BIOS Setup Utility
The BIOS Setup Utility is a hardware configuration program built into your computer’s BIOS (Basic Input/
Output System).
Your computer is already properly configured and optimi zed, and you do not need to run this utility. However, if 
you encounter configuration problems, you may need to run Setup.  Please also refer to Chapter 4 
Troubleshooting when problem arises.
To activate the BIOS Utility, press 
m during POST (when “Press  to  enter Setup” message is prompted 
on...

36Chapter 2
Navigating the BIOS Utility
There are six menu options: Information, Main, Advanced, Security, Boot, and Exit.
Follow these instructions:
TTo choose a menu, use the cursor left/right keys (zx).
TTo choose a parameter, use the cursor up/down keys ( wy).
TTo change the value of a parameter, press por q.
TA plus sign (+) indicates the item has sub-items. Press e to expand this item.
TPress ^ while you are in any of the menu options to go to the Exit menu.
TIn any menu, you can load default...

Chapter 237
Information
ParameterDescription
IDE1 Model Name Shows the Model name of HDD installed on Primary IDE master. The hard disk model 
name is automatically detected by the system. If there is no hard disk present or unknown 
type, “
None” should be shown on this field.
IDE1 Serial # This field display the Serial number of HDD installed on Primary IDE master. If no Hard 
disk or other devices are installed on Primary IDE master, then it will display a blank line.
IDE2 Model Name This item will...

38Chapter 2
Main
The Main screen displays a summary of your computer hardware information, and also includes basic setup 
parameters. It allows the user to specify standard IBM PC AT system parameters.
NOTE: The screen above is for reference only. Actual values may differ.
PhoenixBIOS Setup Utility 
  Information       Main       Advanced       Security       Boot       Exit 
 
  
Item Specific Help 
System Time: [00:00:00] 
System Date: [10/11/2003] 
  
System Memory:  640 KB 
Extended Memory:  238 MB...

Chapter 239
The table below describes the parameters in this screen. Settings in boldface are the default and suggested 
parameter settings.
NOTE: The sub-items under each device will not be shown if the device control is set to disable or auto. This is 
because the user is not allowed to control the settings in these cases.
ParameterDescriptionFormat/Option
System Time Sets the system time. Format: HH:MM:SS 
(hour:minute:second) System Time
System Date Sets the system date. Format MM/DD/YYYY...

40Chapter 2
Advanced
The Advanced menu screen contains parameters involving your hardware devices. It also provides advanced 
settings of the system.
The table below describes the parameters in the screen. Settings in boldface are the default and suggested 
parameter settings.
ParameterDescriptionOptions
Infrared Port (FIR) Enables, disables or auto detects the infrared port.
Enabled/Disabled/Auto
Base I/O address/IRQ Sets I/O address of the infrared port. 3F8h/IRQ4; 2F8h/IRQ3; 3E8h/
IRQ4; 2E8h/IRQ3
DMA...

Chapter 241
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.DMA3/DMA1
Legacy USB Support Enables or disables USB port under DOS mode.
Disabled/Enabled
ParameterDescriptionOptions 

42Chapter 2
Security
The Security screen contains parameters that help safeguard and protect your computer from unauthorized 
use.
The table below describes the parameters in this screen. Settings in boldface are the default and suggested 
parameter settings.
NOTE: When you are prompted to enter a password, you have three tries before the system halts. Don’t forget 
your password. If you forget your password, you may have to return your notebook computer to your 
dealer to reset it....