HP Pavilion Dv7 4000 Entertainment Notebook Pc Series Manual

7–16Maintenance and Service Guide
Screw listing
Where used: 4 captive screws that secure the fan/heat sink to the system board (screws are secured by C-clips)
 
  

Screw listing
Maintenance and Service Guide7–17
Phillips PM2.5×7.0 screw
Where used: One screw that secures the top cover to the computer as well as the speaker to the system board 
Color Quantity Length Thread Head diameter 
Black  1 7.0 mm  2.5 mm 5.0 mm  

7–18Maintenance and Service Guide
Screw listing
Phillips PM2.5×14.0 captive screw
 
Where used: 3 captive screws that secure the memory module compartment cover to the computer (screws are 
secured by C-clips)
Color Quantity Length Thread Head diameter 
Black  6  14.0 mm  2.5 mm 5.0 mm  

Screw listing
Maintenance and Service Guide7–19
Where used: 3 captive screws that secure the fan/heat sink to the system board (screws are secured by C-clips) 

Maintenance and Service Guide8–1
8
Backup and Recovery
Recovering system information
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 Recovery Manager software are designed to help you with the 
following tasks for...

8–2Maintenance and Service Guide
Backup and Recovery
■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. Select Start > All Programs > Recovery Manager > Recovery Disc Creation.
2. Follow the on-screen instructions.
Backing up your information
As you add new software and data files, you should back up your system on a...

Backup and Recovery
Maintenance and Service Guide8–3
✎The backup process may take over an hour, depending on the file size and the speed of the computer.
1. Select Start > All Programs > Maintenance > Backup and Restore.
2. Follow the on-screen instructions to set up and create a backup.
✎Windows® includes the User Account Control feature to improve the security of your computer. You may be 
prompted for your permission or password for tasks such as installing software, running utilities, or changing...

8–4Maintenance and Service Guide
Backup and Recovery
Per fo rm in g  a rec over y
✎You can recover only files that you have previously backed up. HP recommends that you use HP Recovery 
Manager to create a set of recovery discs (an entire drive backup) as soon as you set up your computer.
Recovery Manager software allows you to repair or restore the system if you experience system failure or 
instability. Recovery Manager works from recovery discs or from a dedicated recovery partition (select models...

Maintenance and Service Guide9–1
9
Connector pin assignments
1394
Audio-in (microphone)
 
Pin Signal 
1 Power 
2 Ground
3 TPB- 
4TPB+
5TPA-
6TPA+
Pin Signal 
1  Audio signal in 
2  Audio signal in 
3 Ground  

9–2Maintenance and Service Guide
Connector pin assignments
Audio-out (headphone)
Pin Signal 
1  Audio out, left channel 
2  Audio out, right channel 
3 Ground