HP Pavilion Dv2970ef Special Edition Entertainment Notebook Pc Manual

Unknown user password
If the computer you are servicing has an unknown user password, follow these steps to clear the password.
NOTE:These steps also clear CMOS.
Before disassembling the computer, 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...

Component replacement procedures
This chapter provides removal and replacement procedures.
There are as many as 95 screws, in 15 different sizes, that must be removed, replaced, or loosened when
servicing the computer. Make special note of each screw size and location during removal and
replacement.
Serial number
Report the computer serial number to HP when requesting information or ordering spare parts. The serial
number is located on the bottom of the computer.
54 Chapter 4   Removal and replacement...

Computer feet
DescriptionSpare part number
Rubber Feet Kit (includes base enclosure rubber feet and display bezel screw covers) 417095-001
The computer feet are adhesive-backed rubber pads. The feet attach to the base enclosure in the locations
illustrated below.
Component replacement procedures 55 

Battery
DescriptionSpare part number
For use in computer models with Intel or AMD processors: 
6-cell, 2.55-Ah Li-ion battery441611-001
For use in computer models with Intel processors: 
12-cell, 8.80-Ah Li-ion battery452056-001
6-cell, 2.20-Ah Li-ion battery452057-001
For use in computer models with AMD processors: 
12-cell, 8.80-Ah455806-001
6-cell, 2.20-Ah455804-001
Before disassembling the computer, follow these steps:
1.Shut down the computer. If you are unsure whether the computer is off or in...

Camera module
If it has been determined that the camera module is the component that must be replaced to complete the
computer repair, the display assembly does not have to b e r emo ved . F ol l o w th e  pr oc ed ur es  i n  th i s s ec ti on
to replace the camera module. For information on replacing the display assembly and other display
assembly internal components, see 
Display assembly on page 82.
DescriptionSpare part number
Camera module (includes camera module bracket and 2-sided tape)...

6.Release the display bezel top edge (3). Display bezels are available using the following spare part
numbers:
●448607-001 (for use only with computer models that are equipped with a camera module;
includes openings for camera module and microphones)
●448606-001 (for use only with computer models not equipped with a camera module; includes
openings for microphones)
●451907-001 (for use only with computer models with Intel processors sold at Best Buy; includes
openings for camera module and microphones)...

9.Disconnect the camera module cable (3) from the camera module.
10.Turn the camera module assembly upside down.
11.Remove the two Phillips PM2.0×3.0 screws (1) that secure the camera module to the camera module
bracket.
12.Remove the camera module (2) from the bracket.
Reverse this procedure to install the camera module.
Display inverter
If it has been determined that the display inverter is the component that must be replaced to complete the
computer repair, the display assembly does not have to b e r...

Before removing the display inverter, 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 56).
Remove the display...

●466185-001 (for use only with white Special Edition computer models; includes openings for
camera module and microphones)
●457796-001 (for use only with computer models equipped with a camera module and a
WWAN module; includes openings for camera module and microphones)
7.Remove the two Phillips PM2.5×5.0 screws (1) that secure the display inverter to the display
enclosure.
8.Release the display inverter (2) from the display enclosure as far as the display panel cable and the
backlight cable allow....

DescriptionSpare part number
For use in computer models with Intel processors: 
320-GB, 5400-rpm459611-003
250-GB, 5400-rpm453949-001
200-GB, 4200-rpm455740-001
160-GB, 5400-rpm452060-001
120-GB, 5400-rpm452059-001
80-GB, 5400-rpm452058-001
For use in computer models with AMD processors: 
320-GB, 5400-rpm459611-002
250-GB, 5400-rpm455827-001
200-GB, 4200-rpm459951-001
160-GB, 5400-rpm453418-001
120-GB, 5400-rpm453417-001
80-GB, 5400-rpm453416-001
Hard drive hardware kit (contains screws, hard drive...