Acer Aspire 5534 Service Guide

Chapter 231
Power
The Power screen allows the user to configure CPU and power management options.
The table below describes the parameters in this screen. Settings in boldface are the default and suggested 
parameter settings.
ParameterDescriptionSubmenu Items
Advanced CPU 
ControlEnter the Advanced CPU Control menu.  • IST Configuration
• Thermal Mode
• CMP Support
• Use NX capability
• C-State support
• Enhanced C-States Enable
• Pop Up Support
• Pop Down Support
•Hard C4E
• Bi-directional PROCHOT#
•...

32Chapter 2
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.
Item Specific Help
Use < > or < > to select
a device, then press
 to move it down the
list, or  to move
it up the list. Press
 to escape the menu
F1
ESCHelp
ExitSelect Item
Select Menu
Change Values
Select SubMenu
EnterF9
F10Setup Default
Save and Exit
Boot priority order:
1. IDE0 :...

Chapter 233
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.
Item Specific...

34Chapter 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.  

Chapter 235
DOS Flash Utility
Perform the following steps to use the DOS Flash Utility:
1.Press F2 during boot to enter the Setup Menu.
2.Select Boot Menu to modify the boot priority order, for example, if using USB HDD to Update BIOS, move 
USB HDD to position 1.
3.Execute the FLASH.BAT batch file to update BIOS.
The flash process begins as shown.
4.In flash BIOS, the message Please do not remove AC Power Source displays.
NOTE: If the AC power is not connected, the following message displays.
Plug in...

36Chapter 2
WinFlash Utility
Perform the following steps to use the WinFlash Utility:
1.Double click the WinFlash executable.
2.Click OK to begin the update. A progress screen displays.
3.When the process is complete, close all programs and applications and reboot the system. 

Chapter 237
Remove HDD/BIOS Password Utilities
This section provide you with removing HDD/BIOS method:
Remove HDD Password:
When the user keys in the wrong password three times, the system reports the following error code to user.
To unlock the HDD password, perform the following steps:
1.Press Enter to display the Select Item screen.
2.Select Enter Unlock Password and press Enter.
An Unlock Password displays.
3.Make a note of the key, 76943488 in the example.
4.Boot up the system to a removable bootable...

38Chapter 2
Removing BIOS Passwords:
If you key in the wrong Supervisor Password three times, System Disabled displays on the screen. See the 
image below.
To reset the BIOS password, run clnpwd.exe as follows:
1.From a DOS prompt, Execute clnpwd.exe
2.Press 1 or 2 to clean the desired password shown on the screen.
The on-screen message determines whether the function is successful or not. 

Chapter 239
Miscellaneous Utilities
Using Boot Sequence Selector
Boot Sequence Selector allows the boot order to be changes without accessing the BIOS. To use Boot 
Sequence Selector, perform the following steps:
1.Enter into DOS.
2.Execute BS.exe to display the usage screen.
3.Select the desired boot sequence by entering the corresponding sequence, for example, enter BS2 to 
change the boot sequence to HDD|CD ROM|LAN|Floppy.
Using DMITools
The DMI (Desktop Management Interface) Tool copies BIOS...

40Chapter 2
Example 1: Read DMI Information from Memory
Input: 
dmitools /r 
Output:
Manufacturer (Type1, Offset04h): Acer
Product Name (Type1, Offset05h): Aspire 5534 xxxxx
Serial Number (Type1, Offset07h): 01234567890123456789
UUID String (Type1, Offset08h): xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx
Asset Tag (Type3, Offset04h): Acer Asstag
Example 2: Write Product Name to EEPROM
Input:
dmitools /wp Acer
Example 3: Write Serial Number to EEPROM
Input:
dmitools /ws 01234567890123456789
Example 4: Write UUID...