Toshiba WT8-B - Manual (Page 77)

Problem Procedure
Annoying sound is
heard In this instance you may be experiencing feedback
from either the internal microphone or an external
microphone connected to the computer - please
refer to
Sound System and Video mode for further
information.
Volume cannot be adjusted during Windows start
up or shut down.
If you are still unable to resolve the problem,
contact TOSHIBA Support.
External monitor
Please also refer to Operating Basics , and to the documentation supplied
with your monitor for further information.
Problem Procedure
Monitor does not
turn on After confirming that the monitor's power switch is
on, you should check the connections to make
sure that the cable/adaptor is firmly connected to
the monitor and to a working power outlet.
No display Try adjusting the contrast and brightness controls
on the external monitor.
Change the display priority and ensure that it is not
set for the internal display only.
Check to see if the external monitor is connected.
When the external monitor is set as the primary
display device in extended desktop mode, it will not
display when the computer wakes up from Sleep
Mode if the external monitor has been
disconnected while in Sleep Mode.
To keep this from happening, do not disconnect
the external monitor while the computer is in Sleep
or Hibernation Mode.
Remember to turn off the computer before
disconnecting the external monitor.
When the display panel and an external monitor
are set to clone mode and they are turned off by
the timer, the display panel or the external monitor
may not display when turned on again.
If this occurs, re-set the display panel and external
monitor to clone mode.
User's Manual 6-8