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Acer Aspire 1680 Service Guide

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    							41Chapter 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 Enables, disables or auto detects the infrared port.
    Disabled/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, Output only or Bi-
    directional
    Base I/O address Sets the I/O address of the parallel port.
    378/278
    Interrupt Sets the interrupt request of the parallel port.
    IRQ7/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/DMA1
    PhoenixBIOS Setup Utility 
              Info.        Main        Advanced      Security       Boot       Exit 
     
      
    Item Specific Help 
      
     
      
      
    Internal Touchpad:
     
      
     
    Configure Infrared Port 
    using options: 
     
      [Disable]
        No configuration
    [Enabled]
        User configuration
    [Auto]
        BIOS or OS chooses
        configuration 
     
     
        
     
     
      (OS Controlled)
        Displayed when controlled 
        by OS 
        
     
     
        
       
     
    F1  Help       ↑↓ Select Item          F5/F6 Change Values             F9 Setup Defaults 
    Esc Exit        ← →  Select Menu      Enter  Select   4Sub-Menu      F10 Save and Exit  
     
      
      Infrared Port (FIR):[Both]
    [Enabled] 
    						
    							Chapter 242
    Legacy USB Support Enables, disables USB interface devices support. 
    (Enable for use with a non-USB aware Operating 
    System such as DOS or UNIX).Option: Disabled or Enabled
    Hard Disk Recovery Enables or disables Hard Disk to Hard Disk system 
    Recovery by pressing Fn+F10 key during POST.Option: 
    Disabled or Enabled
    ParameterDescriptionOptions 
    						
    							43Chapter 2
    Security
    The Security screen contains parameters that help safeguard and protect your computer from unauthorized 
    use.
    PhoenixBIOS Setup Utility 
               Info.       Main       Advanced        Boot 
     
    Item Specific Help 
    Supervisor Password Is: Clear 
    User Password Is: Clear
    Primary HardDisk Security:
    [Enter]Set Supervisor Password
      
    Password on Boot 
    [Disabled]   
     
    When shown as [Locked],
    the hard drive password
    currently can not be changed
    or disabled.
    To change or disable it, turn 
    off the system and enter Setup
    immediately after turning it
    back on.
    Press [Enter] to input, change,
    or disable hard drive
    passwords. 
     
     
     
     
     
     
    F1  Help       ↑↓ Select Item          F5/F6 Change Values             F9 Setup Defaults 
    Esc Exit        ← →  Select Menu      Enter  Select   4Sub-Menu      F10 Save and Exit  
    Set User Passord[Enter]Clear
    HDD Master ID:
    43883445
    Set HDD Password
    [Enter]Exit
    Security 
    						
    							Chapter 244
    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:
    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.
    ParameterDescriptionOption
    User Password is Shows the setting of the user password.
    Clear or Set
    Supervisor Password is Shows the setting of the Supervisor password
    Clear or Set
    Set User Password Press Enter to set the user password. When 
    user password is set, this password protects 
    the BIOS Setup Utility from unauthorized 
    access. The user can enter Setup menu only 
    and does not have right to change the value of 
    parameters.
    Set Supervisor Password Press Enter to set the supervisor password. 
    When set, this password protects the BIOS 
    Setup Utility from unauthorized access. The 
    user can not either enter the Setup menu nor 
    change the value of parameters.
    Primary Harddisk Security This feature is available to user when 
    Supervisor password is set. Password can be 
    written on HDD only when Supervisor 
    password or user password is set and 
    password on HDD is set to enabled. 
    Supervisor Password is written to HDD only 
    when Supervisor password is being set. User 
    password is written to HDD when both 
    passwords are set. When both Supervisor and 
    user password are present, both passwords 
    can unlock the HDD.
    Disabled or Enabled
    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.
    Disabled or Enabled 
    						
    							45Chapter 2
    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.
    3.Type a password in the Enter New Password field. Retype the password in the Confirm New Password 
    field.
    4.Press e. After setting the password, the computer sets the User Password parameter to “Set”.
    5.If desired, you can enable the Password on boot parameter.
    6.When you are done, press u to save the changes and exit the BIOS Setup Utility. 
    						
    							Chapter 246
    If the verification is OK, the screen will display as following. 
    The password setting is complete after the user presses u.
    If the current password entered does not match the actual current password, the screen will show you the 
    Setup Warning.
    If the new password and confirm new password strings do not match, the screen will display the following 
    message. 
    						
    							47Chapter 2
    Boot
    This menu allows the user to decide the order of boot devices to load the operating system. Bootable devices 
    includes the distette drive in module bay, the onboard hard disk drive and the CD-ROM in module bay.
    PhoenixBIOS Setup Utility 
              Info.       Main       Advanced       Security        Exit 
     
      
    Item Specific Help 
    Floppy Devices  
    +Hard Drive      
     
     + and - indicate device 
    categories. Use   to  
    expand/collapses.
    Boot order is top-down using 
    only the top device in each
    category.
    Use  and  to move
    highlighted item up and down.
     
    F1  Help       ↑↓ Select Item          F5/F6 Change Values             F9 Setup Defaults 
    Esc Exit        ← →  Select Menu      Enter  Select   4Sub -Menu      F10 Save and Exit  
    Network Boot
    Boot
    CD-ROM/DVD Drive 
    						
    							Chapter 248
    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 Exit System Setup and save your changes to CMOS.
    Exit Discarding Changes Exit utility without saving setup data to CMOS.
    Load Setup Default Load default values for all SETUP item.
    Discard Changes Load previous values from CMOS for all SETUP items.
    Save Changes Save Setup Data to CMOS.
    PhoenixBIOS Setup Utility 
      Info. Main       Advanced       Security        Boot
     
      
    Item Specific Help 
    Exit Saving Changes  
    Exit Dicarding Changes   
    Load Setup Defaults 
     
     Exit System Setup and save 
    your changes to CMOS.
     
    F1  Help       ↑↓ Select Item          F5/F6 Change Values             F9 Setup Defaults 
    Esc Exit        ← →  Select Menu      Enter  Select   4Sub -Menu      F10 Save and Exit  
    Discard ChangesExit
    Save Changes 
    						
    							49Chapter 2
    BIOS Flash Utility
    The BIOS flash memory update is required for the following conditions:
    TNew versions of system programs
    TNew features or options
    TRestore a BIOS when it becomes corrupted. 
    Use the Phlash 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 Phlash utility.
    NOTE: Do not install memory-related drivers (XMS, EMS, DPMI) when you use the Phlash.
    NOTE: Please use the AC adaptor power supply when you run the Phlash 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 Phlash.
    1.Prepare a bootable diskette.
    2.Copy the Phlash utilities to the bootable diskette.
    3.Then boot the system from the bootable diskette. The Phlash utility has auto-execution function. 
    						
    							Chapter 350
    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
    TSmall Philips screw driver
    TPhilips screwdriver
    TPlastic flat head screw driver
    TTw e e z e r s
    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 
    						
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