Acer Aspire 6920 Service Guide

Chapter 251
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 your reference only. Actual values may differ. 

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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. The hours are displayed 
with 24-hour format.Format: HH:MM:SS 
(hour:minute:second) System Time
System Date Sets...

Chapter 253
Advanced
The Advanced screen displays advanced settings in BIOS.
The table below describes the parameters in this screen. Settings in boldface are the default and suggested 
parameter settings.
ParameterDescriptionOption
Serial port Displays the settings of the serial port
Enabled or Disabled
Parallel port Shows the settings of the parallel port
Enabled or Disabled 

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Security
The Security screen contains parameters that help safeguard and protect your computer from unauthorized 
use. 

Chapter 255
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...

56Chapter 2
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...

Chapter 257
If the new password and confirm new password strings do not match, the screen will display the following 
message. 

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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. 

Chapter 259
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. 

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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 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...