HP Probook 6450 B User Guide

CAUTION:To reduce the risk of damage to the computer, damage to a drive, or loss of information,
observe these precautions:
Before you move a computer that is connected to an external hard drive, initiate Sleep and allow the
screen to clear, or properly disconnect the external hard drive.
Before handling a drive, discharge static electricity by touching the unpainted metal surface of the drive.
Do not touch the connector pins on a removable drive or on the computer.
Handle a drive carefully; do not drop...

Improving hard drive performance
Using Disk Defragmenter
As you use the computer, files on the hard drive become fragmented. Disk Defragmenter consolidates
the fragmented files and folders on the hard drive so that the system can run more efficiently.
After you start Disk Defragmenter, it works without supervision. Depending on the size of your hard drive
and the number of fragmented files, Disk Defragmenter may take more than an hour to complete. You
may want to set it to run during the night or another...

Using HP 3D DriveGuard 
HP 3D DriveGuard protects the hard drive by parking the drive and halting I/O requests under either of
the following conditions:
●You drop the computer.
●You move the computer with the display closed while the computer is running on battery power.
A short time after the end of one of these events, HP 3D DriveGuard returns the hard drive to normal
operation.
NOTE:Because solid-state drives (SSD) lack moving parts, HP 3D DriveGuard is unnecessary.
NOTE:If the upgrade bay contains a...

Using HP 3D DriveGuard software
The HP 3D DriveGuard software enables you to perform the following tasks:
●Enable and disable HP 3D DriveGuard.
NOTE:Permission to enable or disable HP 3D DriveGuard is dependent on certain user
privileges. Members of an Administrator group can change privileges for non-Administrator users.
●Determine whether a drive in the system is supported.
To open the software and change settings, follow these steps:
1.In Mobility Center, click the hard drive icon to open the HP 3D...

Replacing a hard drive in the hard drive bay
CAUTION:To prevent information loss or an unresponsive system:
Shut down the computer before removing the hard drive from the hard drive bay. Do not remove the
hard drive while the computer is on, in the Sleep state, or in Hibernation.
If you are not sure whether the computer is off or in Hibernation, turn the computer on by briefly pressing
the power button. Then shut down the computer through the operating system.
To remove a hard drive:
1.Save your work....

11.Lift the hard drive (3) out of the hard drive bay.
To install a hard drive:
1.Insert the hard drive into the hard drive bay (1).
2.Pull the hard drive tab (2) to the left to connect the hard drive.
3.Tighten the hard drive screws (3).
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4.Align the tabs (1) on the hard drive cover with the notches on the computer.
5.Replace the cover (2).
6.Tighten the hard drive cover screws (3).
7.Replace the battery.
8.Turn the computer right-side up, and then reconnect external power and external devices.
9.Turn on the computer.
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Replacing a drive in the upgrade bay
The upgrade bay can hold either a hard drive or an optical drive.
Removing the protective insert
The upgrade bay may contain a protective insert. You must remove the insert before inserting a drive
into the upgrade bay. To remove the insert:
1.Save your work.
2.Shut down the computer and close the display.
3.Disconnect all external hardware devices connected to the computer.
4.Unplug the power cord from the AC outlet.
5.Turn the computer upside down on a flat surface,...

To remove a hard drive from the upgrade bay:
1.Save your work.
2.Shut down the computer and close the display.
3.Disconnect all external hardware devices connected to the computer.
4.Unplug the power cord from the AC outlet.
5.Turn the computer upside down on a flat surface, with the upgrade bay toward you.
6.Remove the battery from the computer.
7.Remove the protective screw caps (1), and then remove the 4 hard drive screws (2).
8.Loosen the upgrade bay screw (1).
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9.Using a flat-bladed screwdriver, gently push the tab to release the hard drive (2).
10.Remove the hard drive from the upgrade bay.
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