HP Elitebook 840 G2 P0c57ut Aba 14 Notebook User Manual

4.With the battery bay toward you, slide the service door release latch to the right (3), and if you choose 
to, insert and tighten the optional screw 
(4) to hold the service door in place. Slide the release latch to 
the right to lock the service door 
(5).
NOTE:If you do not want to use the optional screw, you can store it inside the service door.
5.Insert the battery (see Inserting or removing the battery on page 45).
Replacing or upgrading the hard drive
CAUTION:To prevent information loss or an...

5.Remove the battery (Removing a battery on page 46).
6.Loosen the 4 hard drive cover screws (1). Pull the hard drive tab (2) to disconnect the hard drive.
7.Lift the hard drive (3) out of the hard drive bay.
Installing a hard drive
NOTE:Your computer may look slightly different from the illustration in this section.
To install the hard drive:
1.Insert the hard drive into the hard drive bay at an angle (1).
2.Pull the plastic tab (2) toward the edge of the computer to engage the hard drive with the...

3.Tighten the hard drive screws (3).
4.Insert the battery (see Inserting a battery on page 45).
5.Replace the service door (see Replacing the service door on page 58).
6.Connect AC power and external devices to the computer.
7.Turn on the computer.
Improving hard drive performance
Using Disk Defragmenter
As you use your computer over time, the files on the hard drive become fragmented. A fragmented drive 
means data on your drive is not contiguous (sequential) and, because of this, the hard drive works...

1.Connect the computer to AC power.
2.Select Start > All Programs > Accessories > System Tools > Disk Defragmenter.
3.Click Defragment disk.
NOTE:Windows includes the User Account Control feature to improve the security of your computer. 
You may be prompted for your permission or password for tasks such as installing software, running 
utilities, or changing Windows settings. Refer to Help and Support. To access Help and Support, select 
Start > Help and Support.
For additional information, access the...

9Security
Protecting the computer
Standard security features provided by the Windows operating system and the non-Windows Computer Setup utility (BIOS) can protect your personal settings and data from a variety of risks.
NOTE:Security solutions are designed to act as deterrents. These deterrents may not prevent a product 
from being mishandled or stolen.NOTE:Before you send your computer for service, back up and delete confidential files, and remove all 
password settings.NOTE:Some features listed in...

Using passwords
A password is a group of characters that you choose to secure your computer information. Several types of 
passwords can be set, depending on how you want to control access to your information. Passwords can be 
set in Windows or in the non-Windows Computer Setup utility that is preinstalled on the computer.
●BIOS administrator and DriveLock passwords are set in Computer Setup and are managed by the system 
BIOS.
●Automatic DriveLock passwords are enabled in Computer Setup.
●Windows...

Setting passwords in Computer SetupPasswordFunctionBIOS administrator password*Protects access to Computer Setup.NOTE:If features have been enabled to prevent removing the 
BIOS administrator password, you may not be able to remove it 
until those features have been disabled.DriveLock master password*Protects access to the internal hard drive that is protected by 
DriveLock. It is also used to remove DriveLock protection. This 
password is set under DriveLock Passwords during the enable 
process.NOTE:A...

5.When prompted, type your new password again to confirm.
6.To save your changes and exit Computer Setup, click the Save icon in the lower-left corner of the 
screen, and then follow the on-screen instructions.
– or –
Use the arrow keys to select Main > Save Changes and Exit, and then press enter.
Your changes go into effect when the computer restarts.
Deleting a BIOS administrator password
1.Turn on or restart the computer, and then press esc while the “Press the ESC key for Startup Menu” 
message is...

●After DriveLock protection is applied to a hard drive, the hard drive can be accessed only by entering 
either the user password or the master password.
●The owner of the user password should be the day-to-day user of the protected hard drive. The owner 
of the master password may be either a system administrator or the day-to-day user.
●The user password and the master password can be identical.
●You can delete a user password or master password only by removing DriveLock protection from the  drive....

Entering a DriveLock password
Be sure that the hard drive is inserted into the computer (not into an optional docking device or external 
MultiBay).
At the DriveLock Password prompt, type your user or master password (using the same kind of keys you 
used to set the password), and then press 
enter.
After 2 incorrect attempts to enter the password, you must shut down the computer and try again.
Changing a DriveLock password
To change a DriveLock password in Computer Setup, follow these steps:
1.Turn on...