HP Pavilion Dv7 4000 Entertainment Notebook Pc Series Manual

4–12Maintenance and Service Guide
Removal and replacement procedures
TV tuner module
✎The TV tuner module spare part kit does not include a TV tuner module cable. The TV tuner module cable is 
included in the Cable Kit, spare part number 512832-001.
✎The TV tuner external antenna cables are available using spare part numbers 482900-001 (with F-PAL jack) and 
482900-002 (with PAL jack).
Before removing the TV tuner module, follow these steps: 
1. Shut down the computer. If you are unsure whether the...

Removal and replacement procedures
Maintenance and Service Guide4–13
RTC battery 
Before removing the RTC battery, 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...

4–14Maintenance and Service Guide
Removal and replacement procedures
Hard drive
✎The hard drive spare part kit includes left and right bracket rails, a connector cable, Mylar cover with tab, and 4 
rubber isolators. 
Before removing the hard drive, 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....

Removal and replacement procedures
Maintenance and Service Guide4–15
4. Use the Mylar tab 1 to lift the hard drive up, and then slide it to the left 2 to release it from the hard drive bay.
5. Disconnect the hard drive cable 3 from the system board.
6. Remove the hard drive from the hard drive bay.
7. If it is necessary to replace the hard drive bracket or any of the hard drive bracket components, remove the 
following:
a. Hard drive connector cable 1
b. Four rubber isolators 2
c. Four Phillips PM3.0×3.5...

4–16Maintenance and Service Guide
Removal and replacement procedures
WLAN module
DescriptionSpare part number 
Broadcom 4312 802.11b/g WLAN module: 
■For use in Antigua and Barbuda, Barbados, Belize, Canada, the Cayman Islands, Guam, 
Puerto Rico, Trinidad and Tobago, the U.S. Virgin Islnds, and the United States504593-003
■For use in Afghanistan, Albania, Algeria, Andorra, Angola, Argentina, Armenia, Aruba, 
Australia, Austria, Azerbaijan, the Bahamas, Bahrain, Bangladesh, Belarus, Belgium, Benin,...

Removal and replacement procedures
Maintenance and Service Guide4–17
Before removing the WLAN module, 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....

4–18Maintenance and Service Guide
Removal and replacement procedures
Remove the WLAN module: 
ÄCAUTION: To prevent an unresponsive system, replace the wireless module only with a wireless module authorized for use in 
the computer by the governmental agency that regulates wireless devices in your country or region. If you replace the module 
and then receive a warning message, remove the module to restore computer functionality, and then contact technical support 
through Help and Support.
1. Disconnect...

Removal and replacement procedures
Maintenance and Service Guide4–19
4. Remove the battery (see “Battery” on page 4-6). 
Remove the switch cover and keyboard: 
1. Turn the computer upside down, with the front toward you. 
2. Remove the following screws:
a. Two Phillips PM2.5×7.0 screws 1 that secure the switch cover to the computer
b. Three Phillips PM2.5×4.0 screws 2 that secure the switch cover to the computer (these are inside the 
battery bay)
c. Three Phillips PM2.5×6.5 screws 3 that secure the...

4–20Maintenance and Service Guide
Removal and replacement procedures
5. Move the switch cover back so it rests on the display.
6. Remove the three silver Phillips PM2.0×3.0 screws that secure the keyboard to the computer. 

Removal and replacement procedures
Maintenance and Service Guide4–21
7. Lift the rear edge 1 of the keyboard. 
8. Slide the keyboard 2 back until the keyboard connector on the system board is accessible. 
9. Release the zero insertion force (ZIF) connector 1 to which the keyboard cable is connected and disconnect the 
cable 2 from the system board.
10. Remove the keyboard.