Notebook Essentials
19
Chapter 4: Troubleshooting
An external device is not working
Follow these suggestions if an external device does not function as expected:
■
Turn on the device according to the manufacturer's instructions.
■
Be sure that all device connections are secure.
■
Be sure that the device is receiving electrical power.
■
Be sure that the device, especially if it is older, is compatible with the operating system.
■
Be sure that the correct drivers are installed and updated.
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 administrator.
■
Select
Start
, click
Control Panel
, click
Network and Internet
, click
Network and
Sharing Center
, click
Troubleshoot problems,
and then follow the on-screen
instructions.
■
Be sure that the wireless light on your computer is on (white). If the wireless light is
amber, press the wireless action key (
f12
) to turn the wireless connection on.
■
Be sure that the computer wireless antennas are free from obstructions.
■
Be sure that the cable or DSL modem and its power cord are properly connected and
that the lights are on.
■
Be sure that the wireless router or access point is properly connected to its power
adapter and to the cable or DSL modem, and that the lights are on.
■
Disconnect and then reconnect all cables, and turn the power off and then back on.
✎
For more information on wireless technology, refer to the information and the Web site
links in Help and Support.