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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:
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.
Notebook Essentials
Chapter 4: Troubleshooting
19
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