HP Pavilion Dm4 3000 Entertainment Notebook Pc Series Manual

Switchable graphics/dual graphics (select models only)
Select computers are equipped with either switchable graphics or dual graphics.
●Switchable graphics—Supported by both AMD and Intel. If your computer has switchable
graphics, it offers both fixed and dynamic schemes.
●Dual graphics—Supported only by AMD. If your computer has AMD dual graphics, it is based on
the dynamic scheme with a specific AMD chipset configuration.
NOTE:To determine if your computer supports switchable graphics or dual graphics,...

Using dual graphics (select models only)
If your system is equipped with dual graphics (two or more added Graphics Processing Units
(GPUs)), you can enable AMD Crossfire™ to increase application power and performance for
fullscreen applications that use DirectX version 10 or 11. For more information about DirectX, refer to
http://www.microsoft.com/directx.
NOTE:Dual graphics systems only support automatic selection based on power requirements, and
automatically assign Performance mode or Power Saving...

8 External cards and devices
Using Digital Media Slot cards (select models only)
Optional digital cards provide secure data storage and convenient data sharing. These cards are
often used with digital media–equipped cameras and PDAs as well as with other computers.
To determine the digital card formats that are supported on your computer, refer to 
Front on page 9.
Inserting a digital card
CAUTION:To reduce the risk of damage to the digital card connectors, use minimal force to insert
a digital card....

Removing a digital card
CAUTION:To reduce the risk of loss of data or an unresponsive system, use the following
procedure to safely remove the digital card.
1.Save your information and close all programs associated with the digital card.
2.Click the remove hardware icon in the notification area, at the far right of the taskbar. Then
follow the on-screen instructions.
3.Press in on the card (1), and then remove it from the slot (2).
NOTE:If the card does not eject, pull the card out of the slot.
Using a...

Connecting a USB device
CAUTION:To reduce the risk of damage to a USB connector, use minimal force to connect the
device.
▲Connect the USB cable for the device to the USB port.
NOTE:The USB port on your computer may look slightly different from the illustration in this
section.
You will hear a sound when the device has been detected.
NOTE:The first time you connect a USB device, a message in the notification area lets you know
that the device is recognized by the computer.
Removing a USB device...

Using optional external devices
NOTE:For more information about required software and drivers, or to learn which computer port to
use, refer to the manufacturers instructions.
To connect an external device to the computer:
CAUTION:To reduce the risk of damage to the equipment when connecting a powered device, be
sure that the device is turned off and the AC power cord is unplugged.
1.Connect the device to the computer.
2.If you are connecting a powered device, plug the device power cord into a grounded...

9Drives
Handling drives
CAUTION:Drives are fragile computer components that must be handled with care. Refer to the
following cautions before handling drives. Additional cautions are included with the procedures to
which they apply.
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...

Using hard drives
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.
NOTE:It is not necessary to run Disk Defragmenter on solid-state drives.
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...

Using HP 3D DriveGuard (select models only)
HP 3D DriveGuard protects a hard drive by parking the drive and halting data 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:Hard drives...

Managing power with a parked hard drive
If HP 3D DriveGuard has parked the drive, the computer behaves in the following ways:
●The computer will not shut down.
●The computer will not initiate Sleep or Hibernation, except as described in the following Note.
NOTE:If the computer is running on battery power and reaches a critical battery level, HP 3D
DriveGuard allows the computer to initiate Hibernation.
Before you move the computer, HP recommends that you either shut it down or initiate Sleep or...