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User’s Manual 9-19
L450/L450D
Wireless LAN
If the following procedures do not restore LAN access, consult your LAN
administrator. For more information on wireless communication, refer to
Chapter 4, Operating Basics.
HDMI monitor output function
Problem Procedure
Cannot access
Wireless LAN
Make sure that wireless communication is set to
on.
Problem Procedure
No display Try adjusting the contrast and brightness controls
on the television.
Press the FN + F5 hot key in order to change the
display priority and ensure that it is not set for the
internal display panel only.
If you are still unable to resolve the problem,
contact your reseller, dealer or service provider.
If you turn the computer off into Sleep Mode while the display is on TV,
the computer will select either the internal LCD or an external computer
CRT as the display device the next time is switched on.
When you connect a television or external monitor to the HDMI port
and the display output device is set to HDMI.
When you unplug the HDMI cable and re-plug it in please wait at least
5 seconds before you replug the HDMI cable again.
When you connect a television or external monitor to the HDMI port
and you connect the television, external monitor or external sound
device to another port.
When you change the display output or Unplug/re-plug the HDMI
cable.
The sound output device and the display output device maybe changed
automatically by the system.