Acer Travelmate 530 Service Guide

							Chapter 133
Memory Address Map
Memory AddressSizeFunction
00100000h-000F0000h 64KB System BIOS
000CD000h-000C0000h VGA BIOS
000C0000h-000A0000h 128 KB Video memory (VRAM)
000A0000h-00000000h 640KB Conventional memory
I/O Address Map
I/O AddressFunction
000-00F DMA controller-1
020-021 Interrupt controller-1
040-043 Timer 1
060, 064 Keyboard controller 38859 chip select
061 System speaker out
040B DMA controller-1
061 System speaker
070-071 Real-time clock and NMI mask
080-08F DMA page register
0A0-0A1 Interrupt controller-2
0C0-0DF DMA controller-2
0F0-0FF Numeric data processor
170-177 2nd EIDE device (CD-ROM) select
1F0-1F7 1st EIDE device (hard drive) select
220-22F Audio 
240-24F Audio (optional)
278-27F Parallel port 3
378,37A Paraller port 1
3B0-3BB
3C0-3DFVideo Controller 
3F0h-3F7 Standard Floppy Disk Controller
3F0-3F7 Floppy disk controller
480-48F, 4D6  DMA controller-1
4D0-4D1
CF8-CFFPCI configuration register
IRQ Assignment Map
Interrupt ChannelFunction(Hardware)
IRQ00 System timer
IRQ01 Keyboard
IRQ02 Programmable Interrup Controller
IRQ03 FIR
IRQ04 Communications Port (COM1)
IRQ05 Free
IRQ06 Standard Floppy Disk Controller
IRQ07 Free
IRQ08 Real Time Clock
IRQ09 ACPI Compliment System
IRQ10 SMBUS Controller
IRQ11 Free 
						

							34Chapter 1
IRQ12 PS2 Mouse
IRQ13 Numeric Data Processor
IRQ14 Primary IDE Controller (hard disk)
IRQ15 Secondary IDE Controller (CD-ROM drive)
IRQ16 USB Host Controller/”VIA 1394/ Montara-GML VGA Controller
IRQ17 AC97 Modem/AC97 Audio/USB Host Controller
IRQ18 Free
IRQ19 RealTek Lan/USB Host Controller
IRQ20 Carbus Controller 0
IRQ21 Carbus Controller 1
IRQ22 Wireless Lan 802.11
DMA Channel Assignment
DMA ChannelFunction (Hardware)
00 ECP Printer Port
01 Standard Floppy Disk Controller
02 Fir
03 Direct Memory Controller
IRQ Assignment Map
Interrupt ChannelFunction(Hardware) 
						

							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 optimized, 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 the bottom of screen).
Press m to enter setup; press  to boot from CD-ROM; press  to change boot device.
System Utilities
Chapter  2 
						

							36Chapter 2
Navigating the BIOS Utility
There are six menu options: Info., Main, System Devices, 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 settings by pressing t. You can also press u to save any 
changes made and exit the BIOS Setup Utility.
NOTE: You can change the value of a parameter if it is enclosed in square brackets. Navigation keys for a 
particular menu are shown on the bottom of the screen. Help for parameters are found in the Item 
Specific Help part of the screen. Read this carefully when making changes to parameter values.
This menu provides you the information of the system. 
						

							Chapter 237
Info.
ParameterDescription
Floppy Disk Drive Shows floppy drive type informaiton.
Serial Number This field displays the serial number of this unit.
UUID Number UUID=32bytes 
						

							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. 
						

							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 (month/day/
year)
System Date
System Memory This field reports the memory size of the system. 
Memory size is fixed to 640MB
Extended Memory This field reports the memory size of the 
extended memory in the system. 
Extended Memory size=Total memory size-1MB
VGA Memory Shows the VGA memory size. The default value 
is set to 16MBOption:1/4/8/
16/32MB
Quiet Boot Determines if Customer Logo will be displayed or 
not; shows Summary Screen is disabled or 
enabled. 
Enabled: Customer Logo is displayed, and 
Summary Screen is disabled.
Disabled: Customer Logo is not displayed, and 
Summary Screen is enabled. Option: 
Enabled or Disabled
Internal Hard Disk Shows the hard disk types and capacity. If there 
is no hard disk present or unknown type, “None” 
should be shown on this field, otherwise the 
capacity must be shown.
Power on display Auto: During power process, the system will 
detect if any display device is connected on 
external video port. If any external display device 
is connected, the power on display will be in CRT 
(or projector) only mode. Otherwise it will be in 
LCD only mode.
Both: Simultaneously enable both the integrated 
LCD screen and the system’s external video port 
(for an external CRT or projector).Option: 
Auto or Both
LCD Auto Dim Determines if the system will automatically dim 
the LCD brightness in order to save power when 
AC is not present.Option: 
Enabled or Disabled 
						

							40Chapter 2
System Devices
The System Devices 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
Internal Touchpad Determines whether or not to disable the internal 
pointing device as the PS/2 mouse is connected.
Both or Auto
Infrared Port (FIR) Enables, disables or auto detects the infrared port.
Enabled/Disabled/Auto
Parallel Port Enables, disables or auto detects the parallel port.
Enabled/Disabled/Auto
Mode Sets the operation mode of the parallel port.
ECP, EPP, Normal 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.
378h/278h
Interrupt Sets the interrupt request of the parallel port.
IRQ7 or IRQ5
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 or DMA1 
						

							Chapter 241
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.
Setting a Password
Follow these steps as you set the user or the supervisor password:
1.Use the w andy keys to highlight the Set Supervisor Password parameter and press the e key. The 
Set Supervisor Password box appears:
ParameterDescriptionOption
User Password is Shows the setting of the uer password.
Clear or Set
Supervisor Password is Shows the setting of the administrator 
password
Clear or Set
Set User Password Press Enter to set the user password. When 
set, this password protects the BIOS Setup 
Utility from unauthorized access.
Set Supervisor Password Press Enter to set the administrator password. 
When set, this password protects the BIOS 
Setup Utility from unauthorized access. 
Password on boot Allows the user to specify whether or not a 
password is required to boot.
Disabled or Enabled 
						

							42Chapter 2
2.Type a password in the “Enter New Password” field. The password length can not exceeds 8 
alphanumeric characters (A-Z, a-z, 0-9, not case sensitive). Retype the password in the “Confirm New 
Password” field.
IMPORTANT:Be very careful when typing your password because the characters do not appear on the screen.
3.Press e.
                After setting the password, the computer sets the User Password parameter to “Set”.
4.If desired, you can opt to enable the Password on boot parameter.
5.When you are done, press u to save the changes and exit the BIOS Setup Utility.
Removing a Password
Follow these steps:
1.Use the w and y keys to highlight the Set Supervisor Password parameter and press the e key. The 
Set Password box appears:
2.Type the current password in the Enter Current Password field and press e.
3.Press e twice without typing anything in the Enter New Password and Confirm New Password fields. 
The computer then sets the Supervisor Password parameter to “Clear”.
4.When you have changed the settings, press u to save the changes and exit the BIOS Setup Utility.
Changing a Password
1.Use the w and y keys to highlight the Set Supervisor Password parameter and press the e key. The 
Set Password box appears:
2.Type the current password in the Enter Current Password field and press e.