User’s Manual 8-16
Troubleshooting
External monitor
Please also refer to Chapter 3, Features, Utilities and Options, and to the
documentation supplied with your monitor for further information.
Check within the Windows Device Manager
application to ensure the sound function is
enabled and that settings for elements such as
I/O port address, interrupt level and DMA
channel are correct for your software, and that
they do not conflict with any other hardware
devices connected to the computer.
For further information on these settings, please
refer to the documentation supplied with your
audio device.
If you are still unable to resolve the problem,
contact your reseller, dealer or service provider.
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 in
Chapter 4, Operating Basics for further
information.
If you are still unable to resolve the problem,
contact your reseller, dealer or service provider.
Problem Procedure
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 power cord/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.
Press the Fn + F5 hot key in order to change the
display priority and ensure that it is not set for the
internal LCD display only.
Display error occurs Check that the cable connecting the external
monitor to the computer is firmly attached.
If you are still unable to resolve the problem,
contact your reseller, dealer or service provider.
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