HP Pavilion Dm3 2100 Entertainment Notebook Pc Series Manual

Notebook Essentials35
Appendix A: Troubleshooting
If you experience computer problems, perform these troubleshooting steps in the order 
provided until the problem is resolved:
■Refer to “Quick troubleshooting,” the next section in this chapter.
■Access Web site links and additional informa tion about the computer through Help and 
Support. Click  Start, and then click  Help and Support.
✎Although many checkup and repair tools require an Internet connection, o\
ther 
tools, like Help and Support, can...

36Notebook Essentials
Appendix A: Troubleshooting
The computer is on but is not responding
If the computer is on but is not responding to software or keyboard commands, try the 
following emergency shutdown procedures, in  the sequence provided, until shutdown occurs:
ÄCAUTION: Emergency shutdown procedures result in the loss of unsaved information.
■Slide and hold the power switch for at least 5 seconds.
■Disconnect the computer from external power and remove the battery.
The computer is unusually warm...

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Appendix A: Troubleshooting
The wireless network connection is not working
If a wireless network connection is not working as expected, follow these suggestions:
✎If you are connecting to a corporate network, contact the IT administrat\
or.
■Click Start, click  Control Panel , click Network and Internet , click Network and 
Sharing Center , click Troubleshoot problem , and then follow the on-screen 
instructions.
■Be sure that the wireless device is turned on and the wireless light...

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Appendix B: Specifications
The operating environment information in the following table may be helpful if you plan to 
use or transport the computer in extreme environments.
The power information in this section may be helpful if you plan to travel internationally 
with the computer.
The computer operates on DC power, which can be supplied by an AC or a DC power source. 
Although the computer can be powered from a standalone DC power source, it should be 
powered only with an AC...

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Index
A
AC adapter 16
altitude specifications 39
antivirus software 15
B
backing up 27
backing up customized window, toolbar, 
and menu bar settings 27
blank screen, troubleshooting 35
C
Chat 12
cleaning the display 33
cleaning the keyboard 33
computer viruses 15
computer, turning off 16
computer, turning on 35
connect to a wired network 21
Connect to the Internet wizard 17, 18
creating a CD or DVD 25
customer support, user guides 4
D
devices, external, troubleshooting 36
display,...

42Notebook Essentials
Index
Q
QuickWeb 5
browsing photos 11
configuring the network 10
identifying 7
playing music 11
setting up 6
Settings Panel 10
turning on and off 13
using 6
R
recovering a program or driver 27
recovering from the dedicated recovery 
partition 31
recovering using the recovery discs 31
recovery discs 28
Recovery Manager 30
recovery partition 27
recovery, system 27, 30
regulatory information notices 4, 33, 39
Regulatory, Safety and  Environmental Notices 4, 33, 39
restore points 29
S...