Toshiba Satellite E55DT User Guide - Page 130

Develop good computing habits, system, MAC address filtering, Wired Equivalent Privacy

Page 130 highlights

130 If Something Goes Wrong Develop good computing habits be very helpful if you should confer with a support technician at a later time. NOTE To enable or disable wireless communication, use the F12 key. For more information see "TOSHIBA Function Keys" on page 139. ❖ Use IPCONFIG to verify that the computer has a useful IP address - one other than the private address of 169.254.xxx.xxx assigned by Windows®. 1 From the Start screen, type Cmd. 2 Click Command Prompt. 3 Enter IPCONFIG/ALL, and then press ENTER. The IP address for each active network adapter will be displayed. ❖ Connect your computer directly to your router or broadband modem, by plugging a standard CAT5 Ethernet patch cable (sold separately) into your computer's RJ45 Ethernet port. If your connection problem disappears, the problem lies in the Wi-Fi® part of your network. ❖ If you have enabled any security provisions (closed system, MAC address filtering, Wired Equivalent Privacy [WEP], etc.), check the access point vendor's Web site for recent firmware upgrades. Problems with WEP keys, in particular, are frequently addressed in new firmware releases. Develop good computing habits Save your work frequently. You can never predict when your computer will lock, forcing you to close a program and lose unsaved changes. Many software programs build in an automatic backup, but you should not rely solely on this feature. Save your work! See "Computing tips" on page 66 for instructions.

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130
If Something Goes Wrong
Develop good computing habits
be very helpful if you should confer with a support
technician at a later time.
To enable or disable wireless communication, use the
F12 key.
For more information see
“TOSHIBA Function
Keys” on page 139
.
Use IPCONFIG to verify that the computer has a useful
IP address - one other than the private address of
169.254.xxx.xxx assigned by Windows
®
.
1
From the Start screen, type
Cmd
.
2
Click
Command Prompt
.
3
Enter
IPCONFIG/ALL
, and then press
ENTER
.
The IP address for each active network adapter will be
displayed.
Connect your computer directly to your router or
broadband modem, by plugging a standard CAT5
Ethernet patch cable (sold separately) into your
computer's RJ45 Ethernet port. If your connection
problem disappears, the problem lies in the Wi-Fi
®
part
of your network.
If you have enabled any security provisions (closed
system, MAC address filtering, Wired Equivalent Privacy
[WEP], etc.), check the access point vendor's Web site
for recent firmware upgrades. Problems with WEP keys,
in particular, are frequently addressed in new firmware
releases.
Develop good computing habits
Save your work frequently.
You can never predict when your computer will lock, forcing
you to close a program and lose unsaved changes. Many
software programs build in an automatic backup, but you
should not rely solely on this feature. Save your work! See
“Computing tips” on page 66
for instructions.
NOTE