Table of contents 1 Product description Right TouchPad button Functions like the right button on an external mouse. Remove the display panel from the computer 3. Downloading A Bios Update If your computer is connected to a network, consult the network administrator before installing any software updates, especially system BIOS updates. Page of Go. HP platforms with Windows 8 or Windows 8. Do not allow another hard surface, such as an adjoining optional printer, or a soft surface, such as pillows or rugs or clothing, to block airflow.

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Page 11 Broadcom BCM Antenna cable routing path If it is necessary to replace any of the display assembly subcomponents: Rotate the display panel onto the keyboard 2 to gain access to the display cable connection on the back of the panel.

Select the flash drive from the boot options window. Download the latest UEFI version: To remove the wireless antenna itnel and transceivers, release the wireless antenna cables from the clips built into the display enclosure 1and then remove the cables 2.

Table Of Contents Changing intel centrino wireless n 100 bgn 1×1 hmc computer boot order Type support in the taskbar search box, and then select the HP Support Assistant app. Page 94 Insert the flash drive into a USB port.

HP 250 G4 Service Manual

Mass Storage Devices GB, rpm, 2. Page 51 Lift the hard drive assembly from the computer 3. The speakers are not secured with screws. Page HP Recovery media can also be used to customize the system or restore the factory image if you replace the hard drive.


Power Button Board Power button board Description Spare part number Power button board includes cable Before removing the power button board, follow these steps: To prevent damage to the computer, damage to a drive, or loss of information, observe centrink precautions: Speakers Description Spare part number Speakers includes left and right speakers and cable Before removing the speakers, follow these steps: The next time you start HP Recovery Manager, you will be prompted to continue, and the remaining discs will be burned.

The computer uses an electric fan for ventilation. See the Worldwide Telephone Numbers booklet included with the computer. UMA graphics Intel Core processors: Optical drive board Description Spare part number Optical drive board includes cable Before removing the nn drive board, follow these steps: Position the display assembly with the top edge toward you.

Keys Keys Component Description Displays system information when pressed in combination with centrinno key. When installing the speakers, make sure the gaskets are installed correctly. The computer aireless on. Discrete graphics memory; Non-touch screen models: The heat sink assembly spare part kit includes replacement thermal materials.

To intel centrino wireless n 100 bgn 1×1 hmc the hard intel centrino wireless n 100 bgn 1×1 hmc brackets, remove the two Phillips PM3. Note the rubber gaskets 4 that help secure the speakers to the computer.

Disconnect all external devices connected to the computer. Select File, then select Restore defaults. Reverse this procedure to reassemble and install the heat sink assembly.

Battery bay Holds the battery.

The 3-conductor power cord set included with the computer meets the requirements for use in the country or inetl where the equipment is purchased. Before removing display subcomponents while the display assembly is still attached to the computer, follow these steps: Page 62 Reverse this procedure to reassemble and install the heat intel centrino wireless n 100 bgn 1×1 hmc assembly.

Disconnect the cable 1 from the module. Power connector cable Description Spare part number Power connector cable Before removing the power connector cable, follow these steps: