HP EliteBook 8770w Manual

							2.Lift the processor (2) straight up and remove it.
NOTE:When you install the processor, the gold triangle (3) on the processor must be aligned
with the triangle (4) embossed on the processor socket.
Reverse this procedure to install the processor.
Component replacement procedures 113 
						

							Fan/Heat sink
▲Remove the 4 screws securing the fan/heat sink (1), and then remove the fan/heat sink (2).
NOTE:Make sure the fan cable is disconnected from the system board.
NOTE:This diagram shows a view of of the processor (1) the paste (2), the board components
(3), and the pads (4). Thermal paste must be thoroughly removed and replaced each time the
processor heat sink is removed. Replacement thermal paste is included in the processor heat
sink and processor spare part kits.
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							Graphics board
NOTE:The graphics board spare part kit includes replacement thermal material.
DescriptionSpare part number
AMD FirePro M5950 XT-GL 1GB GDDR5 (DP 1.2 and Eyefinity Plus support) 689279-001
NVIDIA Quadro 5010M, N14E-Q5 4 GB dedicated GDDR5 video memory 689282-001
NVIDIA Quadro 4000M, N14E-Q3 2 GB dedicated GDDR5 video memory 689281-001
NVIDIA Quadro 3000M, N14E-Q1 2 GB dedicated GDDR5 video memory 689280-001
Before removing the graphics board, follow these steps:
1.Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn
the computer on, and then shut it down through the operating system.
2.Disconnect all external devices connected to the computer.
3.Disconnect the power from the computer by first unplugging the power cord from the AC outlet
and then unplugging the AC adapter from the computer.
4.Remove the battery (see 
Battery on page 51).
5.Remove the service access cover (see 
Service access cover on page 52).
6.Remove the optical drive (see 
Optical drive on page 63) or upgrade bay hard drive (see Upgrade
bay hard drive on page 66).
7.Remove the keyboard (see 
Keyboard on page 71).
8.Remove the top cover (see 
Top cover on page 83).
9.Remove the fan/graphics board heat sink assembly (see 
Fan/graphics board heat sink assembly
on page 75).
Remove the graphics board:
1.Remove the 2 Phillips M2.5×3.0 screws (1) that secure the graphics board to the system board.
Component replacement procedures 115 
						

							2.Lift the right edge of the graphics board until it rests at an angle and remove (2).
Reverse this procedure to install the graphics board.
Fan
DescriptionSpare part number
Fan688762-001
Before removing the fan, follow these steps:
1.Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn
the computer on, and then shut it down through the operating system.
2.Disconnect all external devices connected to the computer.
3.Disconnect the power from the computer by first unplugging the power cord from the AC outlet
and then unplugging the AC adapter from the computer.
4.Remove the battery (see 
Battery on page 51).
5.Remove the service access cover (see 
Service access cover on page 52).
6.Remove the optical drive (see 
Optical drive on page 63) or upgrade bay hard drive (see Upgrade
bay hard drive on page 66).
7.Remove the keyboard (see 
Keyboard on page 71).
8.Remove the top cover (see 
Top cover on page 83).
9.Remove the fan/graphics board heat sink assembly (see 
Fan/graphics board heat sink assembly
on page 75).
Remove the fan from the fan/graphics board heat sink assembly:
1.Remove the 3 Phillips PM2.0×3.0 screws (1) that secure the fan to the fan/graphics board heat
sink assembly.
116 Chapter 4   Removal and replacement procedures 
						

							2.Remove the fan (2).
Reverse this procedure to install the fan into the fan/graphics board heat sink assembly.
Component replacement procedures 117 
						

							5 Computer Setup (BIOS) and Advanced
System Diagnostics
Computer Setup, or Basic Input/Output System (BIOS), controls communication between all the input
and output devices on the system (such as disk drives, display, keyboard, mouse, and printer).
Computer Setup includes settings for the types of peripherals installed, the startup sequence of the
computer, and the amount of system and extended memory.
NOTE:Use extreme care when making changes in Computer Setup. Errors can prevent the
computer from operating properly.
Windows 8 — Computer Setup (BIOS) and Advanced
System Diagnostics
Computer Setup, or Basic Input/Output System (BIOS), controls communication between all the input
and output devices on the system (such as disk drives, display, keyboard, mouse, and printer).
Computer Setup includes settings for the types of devices installed, the startup sequence of the
computer, and the amount of system and extended memory.
NOTE:Use extreme care when making changes in Computer Setup. Errors can prevent the
computer from operating properly.
Starting Computer Setup
NOTE:An external keyboard or mouse connected to a USB port can be used with Computer Setup
only if USB legacy support is enabled.
To start Computer Setup, follow these steps:
1.Turn on or restart the computer, and then press esc while the “Press the ESC key for Startup
Menu” message is displayed at the bottom of the screen.
2.Press f10 to enter Computer Setup.
Navigating and selecting in Computer Setup
To navigate and select in Computer Setup, follow these steps:
1.Turn on or restart the computer, and then press esc while the “Press the ESC key for Startup
Menu” message is displayed at the bottom of the screen.
●To select a menu or a menu item, use the tab key and the keyboard arrow keys and then
press enter, or use a pointing device to click the item.
●To scroll up and down, click the up arrow or the down arrow in the upper-right corner of the
screen, or use the up arrow key or the down arrow key.
●To close open dialog boxes and return to the main Computer Setup screen, press esc, and
then follow the on-screen instructions.
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							NOTE:You can use either a pointing device (TouchPad, pointing stick, or USB mouse) or the
keyboard to navigate and make selections in Computer Setup.
2.Press f10 to enter Computer Setup.
To exit Computer Setup menus, choose one of the following methods:
●To exit Computer Setup menus without saving your changes:
Click the Exit icon in the lower-left corner of the screen, and then follow the on-screen
instructions.
– or –
Use the tab key and the arrow keys to select File > Ignore Changes and Exit, and then press
enter.
●To save your changes and exit Computer Setup menus:
Click the Save icon in the lower-left corner of the screen, and then follow the on-screen
instructions.
– or –
Use the tab key and the arrow keys to select File > Save Changes and Exit, and then press
enter.
Your changes go into effect when the computer restarts.
Restoring factory settings in Computer Setup
NOTE:Restoring defaults will not change the hard drive mode.
To return all settings in Computer Setup to the values that were set at the factory, follow these steps:
1.Turn on or restart the computer, and then press esc while the “Press the ESC key for Startup
Menu” message is displayed at the bottom of the screen.
2.Press f10 to enter Computer Setup.
3.Use a pointing device or the arrow keys to select File > Restore Defaults.
4.Follow the on-screen instructions.
5.To save your changes and exit, 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 File > Save Changes and Exit, and then press enter.
Your changes go into effect when the computer restarts.
NOTE:Your password settings and security settings are not changed when you restore the factory
settings.
Windows 8 — Computer Setup (BIOS) and Advanced System Diagnostics 119 
						

							Updating the BIOS
Updated versions of the BIOS may be available on the HP website.
Most BIOS updates on the HP website are packaged in compressed files called SoftPaqs.
Some download packages contain a file named Readme.txt, which contains information regarding
installing and troubleshooting the file.
Determining the BIOS version
To determine whether available BIOS updates contain later BIOS versions than those currently
installed on the computer, you need to know the version of the system BIOS currently installed.
BIOS version information (also known as ROM date and System BIOS) can be displayed by pressing
fn+esc (if you are already in Windows) or by using Computer Setup.
1.Start Computer Setup.
2.Use a pointing device or the arrow keys to select File > System Information.
3.To exit Computer Setup without saving your changes, click the Exit icon in the lower-left corner
of the screen, and then follow the on-screen instructions.
– or –
Use the tab key and the arrow keys to select File > Ignore Changes and Exit, and then press
enter.
Downloading a BIOS update
CAUTION:To reduce the risk of damage to the computer or an unsuccessful installation, download
and install a BIOS update only when the computer is connected to reliable external power using the
AC adapter. Do not download or install a BIOS update while the computer is running on battery
power, docked in an optional docking device, or connected to an optional power source. During the
download and installation, follow these instructions:
Do not disconnect power on the computer by unplugging the power cord from the AC outlet.
Do not shut down the computer or initiate Sleep.
Do not insert, remove, connect, or disconnect any device, cable, or cord.
1.From the Start screen, select the HP Support Assistant app.
2.Select Updates and tune-ups, and then select Check for HP updates now.
3.At the download area, follow these steps:
a.Identify the most recent BIOS update and compare it to the BIOS version currently installed
on your computer. Make a note of the date, name, or other identifier. You may need this
information to locate the update later, after it has been downloaded to your hard drive.
b.Follow the on-screen instructions to download your selection to the hard drive.
If the update is more recent than your BIOS, make a note of the path to the location on your
hard drive where the BIOS update is downloaded. You will need to access this path when
you are ready to install the update.
NOTE:If you connect your computer to a network, consult the network administrator before
installing any software updates, especially system BIOS updates.
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							BIOS installation procedures vary. Follow any instructions that are displayed on the screen after the
download is complete. If no instructions are displayed, follow these steps:
1.From the Start screen, type e, and then click File Explorer.
2.Click your hard drive designation. The hard drive designation is typically Local Disk (C:).
3.Using the hard drive path you recorded earlier, open the folder on your hard drive that contains
the update.
4.Double-click the file that has an .exe extension (for example, filename.exe).
The BIOS installation begins.
5.Complete the installation by following the on-screen instructions.
NOTE:After a message on the screen reports a successful installation, you can delete the
downloaded file from your hard drive.
Windows 7 — Computer Setup (BIOS) and Advanced
System Diagnostics
Starting Computer Setup
NOTE:An external keyboard or mouse connected to a USB port can be used with Computer Setup
only if USB legacy support is enabled.
To start Computer Setup, follow these steps:
1.Turn on or restart the computer, and then press esc while the “Press the ESC key for Startup
Menu” message is displayed at the bottom of the screen.
2.Press f10 to enter Computer Setup.
Navigating and selecting in Computer Setup
To navigate and select in Computer Setup, follow these steps:
1.Turn on or restart the computer, and then press esc while the “Press the ESC key for Startup
Menu” message is displayed at the bottom of the screen.
●To select a menu or a menu item, use the tab key and the keyboard arrow keys and then
press enter, or use a pointing device to click the item.
●To scroll up and down, click the up arrow or the down arrow in the upper-right corner of the
screen, or use the up arrow key or the down arrow key.
●To close open dialog boxes and return to the main Computer Setup screen, press esc, and
then follow the on-screen instructions.
NOTE:You can use either a pointing device (TouchPad, pointing stick, or USB mouse) or
the keyboard to navigate and make selections in Computer Setup.
2.Press f10 to enter Computer Setup.
Windows 7 — Computer Setup (BIOS) and Advanced System Diagnostics 121 
						

							To exit Computer Setup menus, choose one of the following methods:
●To exit Computer Setup menus without saving your changes, click the Exit icon in the lower-left
corner of the screen, and then follow the on-screen instructions.
– or –
Use the tab key and the arrow keys to select File > Ignore Changes and Exit, and then
press enter.
– or –
●To save your changes and exit Computer Setup menus, click the Save icon in the lower-left
corner of the screen, and then follow the on-screen instructions.
– or –
Use the tab key and the arrow keys to select File > Save Changes and Exit, and then
press enter.
Your changes go into effect when the computer restarts.
122 Chapter 5   Computer Setup (BIOS) and Advanced System Diagnostics