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Acer Aspire 1820pt Service Guide

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Page 31

Chapter 121
Embedded Controller 
BatteryInterface USB 2.0
Antenna 1 x 2
ItemSpecifications
Chipset Winbond WPCE775LA0DG 
Features • Shared SPI BIOS flash memory with page programming support. 
• High-accuracy, high-speed ADC. 
• Up to 95 GPIO ports (including keyboard scanning) with a variety of wake-up 
events (up to 42 wake-up inputs). 
• 16-bit RISC core, with up to 4 Mbytes of external address space, running at up to 
25 MHz. 
• 128-pin LQChipFP 
ItemSpecifications
6 Cell
Vendor & model name  SIMPLO...

Page 32

22Chapter 1 

Page 33

Chapter 223
System Utilities
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 F2 during POST (when Press  to enter Setup message is...

Page 34

24Chapter 2
Information
The Information screen displays a summary of your computer hardware information.
NOTE: The system information is subject to different models.
ParameterDescription
CPU Type This field shows the CPU type and speed of the system.
CPU Speed This field shows the speed of the CPU.
HDD Model Name This field shows the model name of HDD installed on primary IDE master.
HDD Serial Number This field displays the serial number of HDD installed on primary IDE master.
ATAPI Model Name This...

Page 35

Chapter 225
Main
The Main screen allows the user to set the system time and date as well as enable and disable boot option 
and recovery.
NOTE: The screen above is for your reference only. Actual values may differ.
The table below describes the parameters in this screen. Settings in boldface are the default and suggested 
parameter settings.
ParameterDescriptionFormat/Option
System Time Sets the system time. The hours are displayed with 24-
hour format.Format: HH:MM:SS 
(hour:minute:second) 
System Date...

Page 36

26Chapter 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....

Page 37

Chapter 227
Setting a Password
Follow these steps as you set the user or the supervisor password:
1.Use the ↑ and ↓ keys to highlight the Set Supervisor Password parameter and press the Enter 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...

Page 38

28Chapter 2
Changing a Password
1.Use the ↑ and ↓ keys to highlight the Set Supervisor Password parameter and press the Enter key. The 
Set Password box appears.
2.Type the current password in the Enter Current Password field and press Enter.
3.Type a password in the Enter New Password field. Retype the password in the Confirm New Password 
field.
4.Press Enter. After setting the password, the computer sets the User Password parameter to “Set”.
5.If desired, you can enable the Password on boot...

Page 39

Chapter 229
Boot
This menu allows the user to decide the order of boot devices to load the operating system. Bootable devices 
includes the USB diskette drives, the onboard hard disk drive and the DVD drive in the module bay.
Follow the on-screen instructions to adjust the order in which the devices boot.
InsydelH20 Setup Utility                                                               Rev.   3.5               
F1
Es cHelp
ExitSelect Item
Select Menu
Change Values
Select Sub-Menu
EnterF9
F10Setup...

Page 40

30Chapter 2
Exit
The Exit screen allows you to save or discard any changes you made and quit the BIOS Utility.
The table below describes the parameters in this screen.
ParameterDescription
Exit Saving Changes Exit System Setup and save your changes to CMOS.
Exit Discarding 
ChangesExit 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.
InsydelH20...
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