HP Pavilion Dv3 2100 Entertainment Notebook Pc Series Manual

7–16Maintenance and Service Guide
Screw listing
Phillips PM2.0×6.0 screw
 
Where used: 3 screws that secure the top cover to the base enclosure
Color Quantity Length Thread Head diameter 
Silver 3 6.0 mm 2.0 mm 4.5 mm 

Screw listing
Maintenance and Service Guide7–17
Phillips PM2.0×7.0 captive screw
 
Where used: 4 captive screws that secure the fan/heat sink assembly to the system board on computer models 
equipped with graphics subsystems with discrete memory
Color Quantity Length Thread Head diameter 
Silver 4 7.0 mm 2.0 mm 5.0 mm 

7–18Maintenance and Service Guide
Screw listing
Where used: 4 captive screws that secure the fan/heat sink assembly to the system board on computer models 
equipped with graphics subsystems with UMA memory 

Maintenance and Service Guide8–1
8
Backup and recovery
Overview
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
Note the following guidelines before creating recovery discs:
■You will need high-quality DVD-R, double-layer DVD-R, DVD+R, double-layer DVD+R, BD-R (writable 
Blu-ray), or CD-R discs. All these discs are purchased separately. DVDs and BDs have a much higher capacity 
than CDs. If you use CDs, up to 20 discs may be required, whereas only a few DVDs or BDs are required.
✎Read-write discs, such as CD-RW, DVD±RW, double-layer DVD±RW, and BD-RE (rewritable...

Backup and recovery
Maintenance and Service Guide8–3
To copy the screen and paste it into a word-processing document, follow these steps:
a. Display the screen.
b. Copy the screen:
To copy only the active window, press 
alt+fn+prt sc.
To copy the entire screen, press 
fn+prt sc.
c. Open a word-processing document, and then select Edit > Paste.
Using system restore points
When you back up your system, you are creating a system restore point. A system restore point allows you to save 
and name a snapshot...

8–4Maintenance and Service Guide
Backup and recovery
Performing a recovery
✎You can recover only files that you have previously backed up. HP recommends that you use HP Recovery 
Manager to create 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 
only) on the hard drive. However,...

Maintenance and Service Guide9–1
9
Connector pin assignments
Audio-in (microphone)
 
Audio-out (headphone)
Pin Signal
1 Audio signal in
2 Audio signal in
3Ground
Pin Signal
1 Audio out, left channel
2 Audio out, right channel
3Ground 

9–2Maintenance and Service Guide
Connector pin assignments
External monitor
 
Pin Signal
1 Red analog
2 Green analog
3 Blue analog
4 Not connected
5Ground
6 Ground analog
7 Ground analog
8 Ground analog
9+5 VDC
10 Ground
11 Monitor detect
12 DDC 2B data
13 Horizontal sync
14 Vertical sync
15 DDC 2B clock 

Connector pin assignments
Maintenance and Service Guide9–3
HDMI
 
Pin Signal
1 Transition minimized differential signal (TDMS) data 2+
2 TDMS data 2 shield
3 TDMS data 2-
4 TDMS data 1+
5 TDMS data 1 shield
6 TDMS data 1 shield
7 TDMS data 0+
8 TDMS data 0 shield
9 TDMS data 0-
10 TDMS clock +
11 TDMS data clock shield
12 TDMS data clock-
13 Consumer electronics control
14 Not connected
15 Display data channel (DDC) clock
16 DDC data
17 Ground
18 +5V Power
19 Hot plug detect