HP Pavilion Dv7 3100 Entertainment Notebook Pc Series Manual

7–12Maintenance and Service Guide
Screw listing
Phillips PM2.5×4.0 screw (silver)
 
Where used: 6 screws that secure the display hinges to the display panel on computer models equipped with flush 
glass display assemblies
Color Quantity Length Thread Head diameter 
Silver  10 4.0 mm  2.5 mm 5.0 mm  

Screw listing
Maintenance and Service Guide7–13
Where used: 4 screws that secure the hinge cover to the display enclosure on computer models equipped with flush 
glass display assemblies
Phillips PM2.5×4.0 screw (black)
 
Where used: 4 screws, located inside the battery bay, that secure the switch cover to the computer
Color Quantity Length Thread Head diameter 
Black  8  4.0 mm  2.5 mm 5.0 mm  

7–14Maintenance and Service Guide
Screw listing
Where used: 4 screws that secure the display hinges to the display hinge bracket on computer models equipped 
with flush glass display assemblies
Phillips PM2.5×4.0 broadhead screw
 
 
Where used: 3 screws, located inside the hard drive bay, that secure the top cover to the computer
Color Quantity Length Thread Head diameter 
Black  3 4.0 mm  2.5 mm 7.0 mm  

Screw listing
Maintenance and Service Guide7–15
Phillips PM2.5×5.0 screw
 
 
Where used: One screw that secures the USB board to the base enclosure
Color Quantity Length Thread Head diameter 
Silver  13  5.0 mm  2.5 mm 5.0 mm  

7–16Maintenance and Service Guide
Screw listing
Where used: 3 screws that secure the system board to the base enclosure
Where used: One screw that secures the audio/infrared board to the base enclosure
Where used: 8 screws that secure the display panel to the display enclosure on computer models equipped with 
BrightView display assemblies 

Screw listing
Maintenance and Service Guide7–17
Phillips PM2.5×5.0 broadhead screw
 
 
Where used: 3 screws that secure the subwoofer to the computer
Color Quantity Length Thread Head diameter 
Silver  3  5.0 mm  2.5 mm 8.0 mm  

7–18Maintenance and Service Guide
Screw listing
Phillips PM2.5×6.5 screw
 
 
Where used: 2 screws that secure the display bezel to the display enclosure on computer models equipped with 
BrightView display assemblies
Color Quantity Length Thread Head diameter 
Silver  2 6.5 mm  2.5 mm 5.0 mm  

Screw listing
Maintenance and Service Guide7–19
Phillips PM2.5×14.0 captive screw
 
Where used: 3 screws (secured by C-clips) that secure the fan/heat sink to the system board
Color Quantity Length Thread Head diameter 
Silver  3 14.0 mm  2.5 mm 5.0 mm  

Maintenance and Service Guide8–1
8
Backup and Recovery
Recovery after a system failure is as complete as your most current backup. HP recommends that you create 
recovery discs immediately after software setup. As you add new software and data files, you should continue to 
back up your system on a regular basis to maintain a reasonably current backup.
Tools provided by the operating system and HP Recovery Manager software are designed to help you with the 
following tasks for safeguarding your...

8–2Maintenance and Service Guide
Backup and Recovery
■Only one set of recovery discs can be created per computer. 
■Number each disc before inserting it into the computer optical drive.
■If necessary, you can exit the program before you have finished creating the recovery discs. The next time you 
open Recovery Manager, you will be prompted to continue the disc creation process.
To create a set of recovery discs:
1. Click Start > All Programs > Recovery Manager > Recovery Disc Creation. Recovery Manager...