Acer Travelmate 4050 Service Guide
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34Chapter 2
Advanced
The Advanced 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.
DescriptionOption
FIR I/O Settings Sets the base I/O address and IRQ for Infrared
port.
Disabled, COM1, 3F8, IRQ4/
COM2, 2F8, IRQ3/ COM3, 3E8,
IRQ4/ COM4, 2E8, IRQ3
DMA Setting for Fast IR Sets a DMA channel for the printer to operate in
ECP mode. This parameter is enabled only if
Mode is set to ECP.DMA1, DMA2,
DMA3,
Mode Setting NA Normal (16550), IrDA (HPSIR),
ASK IR,
FA S T I R
Insyde Software SCU May 20, 2003 5:40:09 AM
Main Advanced Security Boot Exit
-----------------------------FIR Ports------ --------------------
-----FIR I/O settings----Mode Setting for IRDA-
Infrared Port (FIR)
( ) Disabled ( ) Normal (16550)
( ) COM1,3F8,IRQ4( ) IrDA (HPSIR)
Parallel Port (LPT)
(
£») COM2,2F8,IRQ3( ) ASK IR
( ) COM3,3E8,IRQ4(
£») FAST IR
£Legacy USB Support (
) COM4,2E8,IRQ3
DMA Setting For FIR
( ) DMA1
( ) DMA2
(
£») DMA3
OK Cancel
fo r block select. for item select.
< Enter> for accept. for reject. activates accelerators.
for Enable or Disable.
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Chapter 235
LPT Port
Configure the system’s parallel port using options: Disabled and Enabled.
The table below describes the parameters in the screen. Settings in boldface are the default and suggested
parameter settings.
DescriptionOption
Port Definition Sets the mode for the parallel port.
Standard AT: Normal mode (AT compatible)
Bi-directional: Bi-directional mod (PS/2
compatible)
Enhanced Parallel (EPP): EPP mode
Extended Capabilities (ECP): ECP mode
(requires DMA channel)Standard AT (Centronics),
Bidirectional (PS-2),
Enhanced Parallel (EPP),
Extended Capabilities
Port Address Sets the base I/O address for the parallel port.
When Mode is selected as EPP mode, “3BC” will
not be available.None/ LPT1, 378, IRQ7/ LPT2,
278, IRQ5/ LPT3, 3BC, IRQ7
Mode Setting If ECP mode has been selected, then DMA
default is DMA1.DMA1, DAM3
Insyde Software SCU May 20, 2003 5:40:09 AM
Main Advanced Security Boot Exit \ ----------------- Parallel Port (LPT) ------------------------------
-----Port Address----------Port Definition-----
Infrared Port (FIR)
( ) None ( ) Standard AT (Centronics)
(
£») LPT1, 378, IRQ7(
£») Bidirectional (PS-2) Parallel Port (LPT)
( ) LPT2, 278, IRQ5( ) Enhanced Parallel (EPP)
( ) LPT3, 3BC, IRQ7( ) Extended Capabilities (ECP)
£Legacy USB Support
-DMA Setting For ECP Mode-
(
£») DMA1
( ) DMA3
EPP Type: EPP 1.7
OK Cancel
fo r block select. for item select.
< Enter> for accept. for reject. activates accelerators.
for Enable or Disable.
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36Chapter 2
Legacy USB Support
Disabled: Disable support for Legacy Universal Serial Bus.
Enabled: Enable support for Legacy Universal Serial Bus.
Insyde Software SCU May 20, 2003 5:40:09 AM
Main Advanced Security Boot Exit
Infrared Port (FIR)
Parallel Port (LPT)
£Legacy USB support
Legacy USB keyboard, Floppy Drive, USB Mouse Support
for Enable or Disable
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Chapter 237
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.
ParameterDescriptionOption
Set User Password Press Enter to set the user password.
When set, this password protects the
BIOS Setup Utility from unauthorized
access.Length -- No more than 8
characters
Characters -- 0-9, A-Z (not
case sensitive)
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 Defines whether a password is required
or not while the events defined in this
group happened. The following sub-
options are all requires the Supervisor
password for changes and should be
grayed out if the user password was used
to enter setup.
Allows the user to specify whether or not
a password is required to boot.Check
Uncheck
Insyde Software SCU May 20, 2003 5:40:09 AM
Main Advanced Security Boot Exit
Set Supervisor Password
Set User Password
_ Password on Boot ------------Set Supervisor password----------------
Enter old Supervisor password: . . . . . . . . . .
Enter new Supervisor Password: . . . . . . . . .
Verify new Supervisor Password: . . . . . . . . .
OK Cancel
Enter new password. Password will NOT be displayed
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38Chapter 2
Boot
This menu allows the user to decide the order of boot devices to load the operating system. Bootable devices
includes the diskette drive in module bay, the onboard hard disk drive and the CD-ROM in module bay.
Insyde Software SCU May 20, 2003 5:40:09
Main Advanced Security Boot Exit
Boot Device
------------------------------- ------------- --------Boot
Device-------------------------------------- -----------------
---1st Boot Device--- ---2nd Boot Device--- --3rd Boot Device----
( ) Hard Drive (
£») Hard Drive ( ) Hard Drive
( ) CD-ROM/DVD Drive ( ) CD-ROM/DVD Drive(
£») CD-ROM/DVD
Drive
(
£») Floppy Drive ( ) Floppy Drive (
) Floppy Drive
( ) Network Boot ( ) Network Boot ( ) Network Boot
OK Cancel
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Chapter 239
Exit
The Exit screen contains parameters that help safeguard and protect your computer from unauthorized use.
The table below describes the parameters in this screen.
ParameterDescription
Exit Saving Changes Allows the user to save changes to CMOS and reboot the system.
Exit Discarding Changes Allows the user Discards changes made and exits System Setup.
Load Setup Default Loads default settings for all parameters (same as t).
Discard Changes Allows the user to discard previous changes in CMOS Setup.
Insyde Software SCU Nov 26, 2003 5:40:09
Main Advanced Security Boot Exit
Exit Saving Changes
--------------Exit Saving Changes------------------ Exit Discarding Changes
Press to save the current Load Setup Default
Setup parameters to CMOS RAM. Discard Changes
The system will reboot!!!
fo r block select. for item select.
< Enter> for accept. for reject. activates accelerators.
for Enable or Disable.
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40Chapter 2 BIOS Flash Utility The BIOS flash memory update is required for the following conditions: !New versions of system programs !New features or options !Restore a BIOS when it becomes corrupted. Use the Flash utility to update the system BIOS flash ROM. NOTE: If you do not have a crisis recovery diskette at hand, then you should create a Crisis Recovery Diskette before you use the Flash utility. NOTE: Do not install memory-related drivers (XMS, EMS, DPMI) when you use the Flash utilities. NOTE: Please use the AC adaptor power supply when you run the Flash utility. If the battery pack does not contain enough power to finish BIOS flash, you may not boot the system because the BIOS is not completely loaded. Fellow the steps below to run the Flash. 1.Prepare a bootable diskette. 2.Copy the Flash utilities to the bootable diskette. 3.Then boot the system from the bootable diskette. The Flash utility has auto-execution function.
Chapter 341 This chapter contains step-by-step procedures on how to disassemble the notebook computer for maintenance and troubleshooting. To disassemble the computer, you need the following tools: TWrist grounding strap and conductive mat for preventing electrostatic discharge TPlastic flat head screw driver TPlastic tweezers TPhilips screw driver TAny plastic tool can take off the middle cover NOTE: The screws for the different components vary in size. During the disassembly process, group the screws with the corresponding components to avoid mismatch when putting back the components. When you remove the stripe cover, please be careful not to scrape the cover. Chapter 3 Machine Disassembly and Replacement
42Chapter 3 General Information Before You Begin Before proceeding with the disassembly procedure, make sure that you do the following: 1.Turn off the power to the system and all peripherals. 2.Unplug the AC adapter and all power and signal cables from the system. 3.Remove the battery pack. NOTE: TravelMate 290 series product uses mylar or tape to fasten the FFC/FPC/connectors/cable, you may need to tear the tape or mylar before you disconnect different FFC/FPC/connectors.
Chapter 343 Removing the Battery Pack 1.Slide the battery latch. 2.Then remove the battery.